- : unit = ()
- : unit = ()
h : heuristic = <heuristic>
- : unit = ()
APPLY CRITERIA (Marked dependency pairs)

TRS termination of:
[1] active(__(__(X,Y),Z)) -> mark(__(X,__(Y,Z)))
[2] active(__(X,nil)) -> mark(X)
[3] active(__(nil,X)) -> mark(X)
[4] active(U11(tt,V)) -> mark(U12(isPalListKind(V),V))
[5] active(U12(tt,V)) -> mark(U13(isNeList(V)))
[6] active(U13(tt)) -> mark(tt)
[7] active(U21(tt,V1,V2)) -> mark(U22(isPalListKind(V1),V1,V2))
[8] active(U22(tt,V1,V2)) -> mark(U23(isPalListKind(V2),V1,V2))
[9] active(U23(tt,V1,V2)) -> mark(U24(isPalListKind(V2),V1,V2))
[10] active(U24(tt,V1,V2)) -> mark(U25(isList(V1),V2))
[11] active(U25(tt,V2)) -> mark(U26(isList(V2)))
[12] active(U26(tt)) -> mark(tt)
[13] active(U31(tt,V)) -> mark(U32(isPalListKind(V),V))
[14] active(U32(tt,V)) -> mark(U33(isQid(V)))
[15] active(U33(tt)) -> mark(tt)
[16] active(U41(tt,V1,V2)) -> mark(U42(isPalListKind(V1),V1,V2))
[17] active(U42(tt,V1,V2)) -> mark(U43(isPalListKind(V2),V1,V2))
[18] active(U43(tt,V1,V2)) -> mark(U44(isPalListKind(V2),V1,V2))
[19] active(U44(tt,V1,V2)) -> mark(U45(isList(V1),V2))
[20] active(U45(tt,V2)) -> mark(U46(isNeList(V2)))
[21] active(U46(tt)) -> mark(tt)
[22] active(U51(tt,V1,V2)) -> mark(U52(isPalListKind(V1),V1,V2))
[23] active(U52(tt,V1,V2)) -> mark(U53(isPalListKind(V2),V1,V2))
[24] active(U53(tt,V1,V2)) -> mark(U54(isPalListKind(V2),V1,V2))
[25] active(U54(tt,V1,V2)) -> mark(U55(isNeList(V1),V2))
[26] active(U55(tt,V2)) -> mark(U56(isList(V2)))
[27] active(U56(tt)) -> mark(tt)
[28] active(U61(tt,V)) -> mark(U62(isPalListKind(V),V))
[29] active(U62(tt,V)) -> mark(U63(isQid(V)))
[30] active(U63(tt)) -> mark(tt)
[31] active(U71(tt,I,P)) -> mark(U72(isPalListKind(I),P))
[32] active(U72(tt,P)) -> mark(U73(isPal(P),P))
[33] active(U73(tt,P)) -> mark(U74(isPalListKind(P)))
[34] active(U74(tt)) -> mark(tt)
[35] active(U81(tt,V)) -> mark(U82(isPalListKind(V),V))
[36] active(U82(tt,V)) -> mark(U83(isNePal(V)))
[37] active(U83(tt)) -> mark(tt)
[38] active(U91(tt,V2)) -> mark(U92(isPalListKind(V2)))
[39] active(U92(tt)) -> mark(tt)
[40] active(isList(V)) -> mark(U11(isPalListKind(V),V))
[41] active(isList(nil)) -> mark(tt)
[42] active(isList(__(V1,V2))) -> mark(U21(isPalListKind(V1),V1,V2))
[43] active(isNeList(V)) -> mark(U31(isPalListKind(V),V))
[44] active(isNeList(__(V1,V2))) -> mark(U41(isPalListKind(V1),V1,V2))
[45] active(isNeList(__(V1,V2))) -> mark(U51(isPalListKind(V1),V1,V2))
[46] active(isNePal(V)) -> mark(U61(isPalListKind(V),V))
[47] active(isNePal(__(I,__(P,I)))) -> mark(U71(isQid(I),I,P))
[48] active(isPal(V)) -> mark(U81(isPalListKind(V),V))
[49] active(isPal(nil)) -> mark(tt)
[50] active(isPalListKind(a)) -> mark(tt)
[51] active(isPalListKind(e)) -> mark(tt)
[52] active(isPalListKind(i)) -> mark(tt)
[53] active(isPalListKind(nil)) -> mark(tt)
[54] active(isPalListKind(o)) -> mark(tt)
[55] active(isPalListKind(u)) -> mark(tt)
[56] active(isPalListKind(__(V1,V2))) -> mark(U91(isPalListKind(V1),V2))
[57] active(isQid(a)) -> mark(tt)
[58] active(isQid(e)) -> mark(tt)
[59] active(isQid(i)) -> mark(tt)
[60] active(isQid(o)) -> mark(tt)
[61] active(isQid(u)) -> mark(tt)
[62] mark(__(X1,X2)) -> active(__(mark(X1),mark(X2)))
[63] mark(nil) -> active(nil)
[64] mark(U11(X1,X2)) -> active(U11(mark(X1),X2))
[65] mark(tt) -> active(tt)
[66] mark(U12(X1,X2)) -> active(U12(mark(X1),X2))
[67] mark(isPalListKind(X)) -> active(isPalListKind(X))
[68] mark(U13(X)) -> active(U13(mark(X)))
[69] mark(isNeList(X)) -> active(isNeList(X))
[70] mark(U21(X1,X2,X3)) -> active(U21(mark(X1),X2,X3))
[71] mark(U22(X1,X2,X3)) -> active(U22(mark(X1),X2,X3))
[72] mark(U23(X1,X2,X3)) -> active(U23(mark(X1),X2,X3))
[73] mark(U24(X1,X2,X3)) -> active(U24(mark(X1),X2,X3))
[74] mark(U25(X1,X2)) -> active(U25(mark(X1),X2))
[75] mark(isList(X)) -> active(isList(X))
[76] mark(U26(X)) -> active(U26(mark(X)))
[77] mark(U31(X1,X2)) -> active(U31(mark(X1),X2))
[78] mark(U32(X1,X2)) -> active(U32(mark(X1),X2))
[79] mark(U33(X)) -> active(U33(mark(X)))
[80] mark(isQid(X)) -> active(isQid(X))
[81] mark(U41(X1,X2,X3)) -> active(U41(mark(X1),X2,X3))
[82] mark(U42(X1,X2,X3)) -> active(U42(mark(X1),X2,X3))
[83] mark(U43(X1,X2,X3)) -> active(U43(mark(X1),X2,X3))
[84] mark(U44(X1,X2,X3)) -> active(U44(mark(X1),X2,X3))
[85] mark(U45(X1,X2)) -> active(U45(mark(X1),X2))
[86] mark(U46(X)) -> active(U46(mark(X)))
[87] mark(U51(X1,X2,X3)) -> active(U51(mark(X1),X2,X3))
[88] mark(U52(X1,X2,X3)) -> active(U52(mark(X1),X2,X3))
[89] mark(U53(X1,X2,X3)) -> active(U53(mark(X1),X2,X3))
[90] mark(U54(X1,X2,X3)) -> active(U54(mark(X1),X2,X3))
[91] mark(U55(X1,X2)) -> active(U55(mark(X1),X2))
[92] mark(U56(X)) -> active(U56(mark(X)))
[93] mark(U61(X1,X2)) -> active(U61(mark(X1),X2))
[94] mark(U62(X1,X2)) -> active(U62(mark(X1),X2))
[95] mark(U63(X)) -> active(U63(mark(X)))
[96] mark(U71(X1,X2,X3)) -> active(U71(mark(X1),X2,X3))
[97] mark(U72(X1,X2)) -> active(U72(mark(X1),X2))
[98] mark(U73(X1,X2)) -> active(U73(mark(X1),X2))
[99] mark(isPal(X)) -> active(isPal(X))
[100] mark(U74(X)) -> active(U74(mark(X)))
[101] mark(U81(X1,X2)) -> active(U81(mark(X1),X2))
[102] mark(U82(X1,X2)) -> active(U82(mark(X1),X2))
[103] mark(U83(X)) -> active(U83(mark(X)))
[104] mark(isNePal(X)) -> active(isNePal(X))
[105] mark(U91(X1,X2)) -> active(U91(mark(X1),X2))
[106] mark(U92(X)) -> active(U92(mark(X)))
[107] mark(a) -> active(a)
[108] mark(e) -> active(e)
[109] mark(i) -> active(i)
[110] mark(o) -> active(o)
[111] mark(u) -> active(u)
[112] __(mark(X1),X2) -> __(X1,X2)
[113] __(X1,mark(X2)) -> __(X1,X2)
[114] __(active(X1),X2) -> __(X1,X2)
[115] __(X1,active(X2)) -> __(X1,X2)
[116] U11(mark(X1),X2) -> U11(X1,X2)
[117] U11(X1,mark(X2)) -> U11(X1,X2)
[118] U11(active(X1),X2) -> U11(X1,X2)
[119] U11(X1,active(X2)) -> U11(X1,X2)
[120] U12(mark(X1),X2) -> U12(X1,X2)
[121] U12(X1,mark(X2)) -> U12(X1,X2)
[122] U12(active(X1),X2) -> U12(X1,X2)
[123] U12(X1,active(X2)) -> U12(X1,X2)
[124] isPalListKind(mark(X)) -> isPalListKind(X)
[125] isPalListKind(active(X)) -> isPalListKind(X)
[126] U13(mark(X)) -> U13(X)
[127] U13(active(X)) -> U13(X)
[128] isNeList(mark(X)) -> isNeList(X)
[129] isNeList(active(X)) -> isNeList(X)
[130] U21(mark(X1),X2,X3) -> U21(X1,X2,X3)
[131] U21(X1,mark(X2),X3) -> U21(X1,X2,X3)
[132] U21(X1,X2,mark(X3)) -> U21(X1,X2,X3)
[133] U21(active(X1),X2,X3) -> U21(X1,X2,X3)
[134] U21(X1,active(X2),X3) -> U21(X1,X2,X3)
[135] U21(X1,X2,active(X3)) -> U21(X1,X2,X3)
[136] U22(mark(X1),X2,X3) -> U22(X1,X2,X3)
[137] U22(X1,mark(X2),X3) -> U22(X1,X2,X3)
[138] U22(X1,X2,mark(X3)) -> U22(X1,X2,X3)
[139] U22(active(X1),X2,X3) -> U22(X1,X2,X3)
[140] U22(X1,active(X2),X3) -> U22(X1,X2,X3)
[141] U22(X1,X2,active(X3)) -> U22(X1,X2,X3)
[142] U23(mark(X1),X2,X3) -> U23(X1,X2,X3)
[143] U23(X1,mark(X2),X3) -> U23(X1,X2,X3)
[144] U23(X1,X2,mark(X3)) -> U23(X1,X2,X3)
[145] U23(active(X1),X2,X3) -> U23(X1,X2,X3)
[146] U23(X1,active(X2),X3) -> U23(X1,X2,X3)
[147] U23(X1,X2,active(X3)) -> U23(X1,X2,X3)
[148] U24(mark(X1),X2,X3) -> U24(X1,X2,X3)
[149] U24(X1,mark(X2),X3) -> U24(X1,X2,X3)
[150] U24(X1,X2,mark(X3)) -> U24(X1,X2,X3)
[151] U24(active(X1),X2,X3) -> U24(X1,X2,X3)
[152] U24(X1,active(X2),X3) -> U24(X1,X2,X3)
[153] U24(X1,X2,active(X3)) -> U24(X1,X2,X3)
[154] U25(mark(X1),X2) -> U25(X1,X2)
[155] U25(X1,mark(X2)) -> U25(X1,X2)
[156] U25(active(X1),X2) -> U25(X1,X2)
[157] U25(X1,active(X2)) -> U25(X1,X2)
[158] isList(mark(X)) -> isList(X)
[159] isList(active(X)) -> isList(X)
[160] U26(mark(X)) -> U26(X)
[161] U26(active(X)) -> U26(X)
[162] U31(mark(X1),X2) -> U31(X1,X2)
[163] U31(X1,mark(X2)) -> U31(X1,X2)
[164] U31(active(X1),X2) -> U31(X1,X2)
[165] U31(X1,active(X2)) -> U31(X1,X2)
[166] U32(mark(X1),X2) -> U32(X1,X2)
[167] U32(X1,mark(X2)) -> U32(X1,X2)
[168] U32(active(X1),X2) -> U32(X1,X2)
[169] U32(X1,active(X2)) -> U32(X1,X2)
[170] U33(mark(X)) -> U33(X)
[171] U33(active(X)) -> U33(X)
[172] isQid(mark(X)) -> isQid(X)
[173] isQid(active(X)) -> isQid(X)
[174] U41(mark(X1),X2,X3) -> U41(X1,X2,X3)
[175] U41(X1,mark(X2),X3) -> U41(X1,X2,X3)
[176] U41(X1,X2,mark(X3)) -> U41(X1,X2,X3)
[177] U41(active(X1),X2,X3) -> U41(X1,X2,X3)
[178] U41(X1,active(X2),X3) -> U41(X1,X2,X3)
[179] U41(X1,X2,active(X3)) -> U41(X1,X2,X3)
[180] U42(mark(X1),X2,X3) -> U42(X1,X2,X3)
[181] U42(X1,mark(X2),X3) -> U42(X1,X2,X3)
[182] U42(X1,X2,mark(X3)) -> U42(X1,X2,X3)
[183] U42(active(X1),X2,X3) -> U42(X1,X2,X3)
[184] U42(X1,active(X2),X3) -> U42(X1,X2,X3)
[185] U42(X1,X2,active(X3)) -> U42(X1,X2,X3)
[186] U43(mark(X1),X2,X3) -> U43(X1,X2,X3)
[187] U43(X1,mark(X2),X3) -> U43(X1,X2,X3)
[188] U43(X1,X2,mark(X3)) -> U43(X1,X2,X3)
[189] U43(active(X1),X2,X3) -> U43(X1,X2,X3)
[190] U43(X1,active(X2),X3) -> U43(X1,X2,X3)
[191] U43(X1,X2,active(X3)) -> U43(X1,X2,X3)
[192] U44(mark(X1),X2,X3) -> U44(X1,X2,X3)
[193] U44(X1,mark(X2),X3) -> U44(X1,X2,X3)
[194] U44(X1,X2,mark(X3)) -> U44(X1,X2,X3)
[195] U44(active(X1),X2,X3) -> U44(X1,X2,X3)
[196] U44(X1,active(X2),X3) -> U44(X1,X2,X3)
[197] U44(X1,X2,active(X3)) -> U44(X1,X2,X3)
[198] U45(mark(X1),X2) -> U45(X1,X2)
[199] U45(X1,mark(X2)) -> U45(X1,X2)
[200] U45(active(X1),X2) -> U45(X1,X2)
[201] U45(X1,active(X2)) -> U45(X1,X2)
[202] U46(mark(X)) -> U46(X)
[203] U46(active(X)) -> U46(X)
[204] U51(mark(X1),X2,X3) -> U51(X1,X2,X3)
[205] U51(X1,mark(X2),X3) -> U51(X1,X2,X3)
[206] U51(X1,X2,mark(X3)) -> U51(X1,X2,X3)
[207] U51(active(X1),X2,X3) -> U51(X1,X2,X3)
[208] U51(X1,active(X2),X3) -> U51(X1,X2,X3)
[209] U51(X1,X2,active(X3)) -> U51(X1,X2,X3)
[210] U52(mark(X1),X2,X3) -> U52(X1,X2,X3)
[211] U52(X1,mark(X2),X3) -> U52(X1,X2,X3)
[212] U52(X1,X2,mark(X3)) -> U52(X1,X2,X3)
[213] U52(active(X1),X2,X3) -> U52(X1,X2,X3)
[214] U52(X1,active(X2),X3) -> U52(X1,X2,X3)
[215] U52(X1,X2,active(X3)) -> U52(X1,X2,X3)
[216] U53(mark(X1),X2,X3) -> U53(X1,X2,X3)
[217] U53(X1,mark(X2),X3) -> U53(X1,X2,X3)
[218] U53(X1,X2,mark(X3)) -> U53(X1,X2,X3)
[219] U53(active(X1),X2,X3) -> U53(X1,X2,X3)
[220] U53(X1,active(X2),X3) -> U53(X1,X2,X3)
[221] U53(X1,X2,active(X3)) -> U53(X1,X2,X3)
[222] U54(mark(X1),X2,X3) -> U54(X1,X2,X3)
[223] U54(X1,mark(X2),X3) -> U54(X1,X2,X3)
[224] U54(X1,X2,mark(X3)) -> U54(X1,X2,X3)
[225] U54(active(X1),X2,X3) -> U54(X1,X2,X3)
[226] U54(X1,active(X2),X3) -> U54(X1,X2,X3)
[227] U54(X1,X2,active(X3)) -> U54(X1,X2,X3)
[228] U55(mark(X1),X2) -> U55(X1,X2)
[229] U55(X1,mark(X2)) -> U55(X1,X2)
[230] U55(active(X1),X2) -> U55(X1,X2)
[231] U55(X1,active(X2)) -> U55(X1,X2)
[232] U56(mark(X)) -> U56(X)
[233] U56(active(X)) -> U56(X)
[234] U61(mark(X1),X2) -> U61(X1,X2)
[235] U61(X1,mark(X2)) -> U61(X1,X2)
[236] U61(active(X1),X2) -> U61(X1,X2)
[237] U61(X1,active(X2)) -> U61(X1,X2)
[238] U62(mark(X1),X2) -> U62(X1,X2)
[239] U62(X1,mark(X2)) -> U62(X1,X2)
[240] U62(active(X1),X2) -> U62(X1,X2)
[241] U62(X1,active(X2)) -> U62(X1,X2)
[242] U63(mark(X)) -> U63(X)
[243] U63(active(X)) -> U63(X)
[244] U71(mark(X1),X2,X3) -> U71(X1,X2,X3)
[245] U71(X1,mark(X2),X3) -> U71(X1,X2,X3)
[246] U71(X1,X2,mark(X3)) -> U71(X1,X2,X3)
[247] U71(active(X1),X2,X3) -> U71(X1,X2,X3)
[248] U71(X1,active(X2),X3) -> U71(X1,X2,X3)
[249] U71(X1,X2,active(X3)) -> U71(X1,X2,X3)
[250] U72(mark(X1),X2) -> U72(X1,X2)
[251] U72(X1,mark(X2)) -> U72(X1,X2)
[252] U72(active(X1),X2) -> U72(X1,X2)
[253] U72(X1,active(X2)) -> U72(X1,X2)
[254] U73(mark(X1),X2) -> U73(X1,X2)
[255] U73(X1,mark(X2)) -> U73(X1,X2)
[256] U73(active(X1),X2) -> U73(X1,X2)
[257] U73(X1,active(X2)) -> U73(X1,X2)
[258] isPal(mark(X)) -> isPal(X)
[259] isPal(active(X)) -> isPal(X)
[260] U74(mark(X)) -> U74(X)
[261] U74(active(X)) -> U74(X)
[262] U81(mark(X1),X2) -> U81(X1,X2)
[263] U81(X1,mark(X2)) -> U81(X1,X2)
[264] U81(active(X1),X2) -> U81(X1,X2)
[265] U81(X1,active(X2)) -> U81(X1,X2)
[266] U82(mark(X1),X2) -> U82(X1,X2)
[267] U82(X1,mark(X2)) -> U82(X1,X2)
[268] U82(active(X1),X2) -> U82(X1,X2)
[269] U82(X1,active(X2)) -> U82(X1,X2)
[270] U83(mark(X)) -> U83(X)
[271] U83(active(X)) -> U83(X)
[272] isNePal(mark(X)) -> isNePal(X)
[273] isNePal(active(X)) -> isNePal(X)
[274] U91(mark(X1),X2) -> U91(X1,X2)
[275] U91(X1,mark(X2)) -> U91(X1,X2)
[276] U91(active(X1),X2) -> U91(X1,X2)
[277] U91(X1,active(X2)) -> U91(X1,X2)
[278] U92(mark(X)) -> U92(X)
[279] U92(active(X)) -> U92(X)


Sub problem: 
guided: 

DP termination of:
<Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
<Marked_active(__(__(X,Y),Z)) , Marked___(X,__(Y,Z))>
<Marked_active(__(__(X,Y),Z)) , Marked___(Y,Z)>
<Marked_active(__(X,nil)) , Marked_mark(X)>
<Marked_active(__(nil,X)) , Marked_mark(X)>
<Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
<Marked_active(U11(tt,V)) , Marked_U12(isPalListKind(V),V)>
<Marked_active(U11(tt,V)) , Marked_isPalListKind(V)>
<Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
<Marked_active(U12(tt,V)) , Marked_U13(isNeList(V))>
<Marked_active(U12(tt,V)) , Marked_isNeList(V)>
<Marked_active(U13(tt)) , Marked_mark(tt)>
<Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))>
<Marked_active(U21(tt,V1,V2)) , Marked_U22(isPalListKind(V1),V1,V2)>
<Marked_active(U21(tt,V1,V2)) , Marked_isPalListKind(V1)>
<Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))>
<Marked_active(U22(tt,V1,V2)) , Marked_U23(isPalListKind(V2),V1,V2)>
<Marked_active(U22(tt,V1,V2)) , Marked_isPalListKind(V2)>
<Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))>
<Marked_active(U23(tt,V1,V2)) , Marked_U24(isPalListKind(V2),V1,V2)>
<Marked_active(U23(tt,V1,V2)) , Marked_isPalListKind(V2)>
<Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
<Marked_active(U24(tt,V1,V2)) , Marked_U25(isList(V1),V2)>
<Marked_active(U24(tt,V1,V2)) , Marked_isList(V1)>
<Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
<Marked_active(U25(tt,V2)) , Marked_U26(isList(V2))>
<Marked_active(U25(tt,V2)) , Marked_isList(V2)>
<Marked_active(U26(tt)) , Marked_mark(tt)>
<Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
<Marked_active(U31(tt,V)) , Marked_U32(isPalListKind(V),V)>
<Marked_active(U31(tt,V)) , Marked_isPalListKind(V)>
<Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
<Marked_active(U32(tt,V)) , Marked_U33(isQid(V))>
<Marked_active(U32(tt,V)) , Marked_isQid(V)>
<Marked_active(U33(tt)) , Marked_mark(tt)>
<Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))>
<Marked_active(U41(tt,V1,V2)) , Marked_U42(isPalListKind(V1),V1,V2)>
<Marked_active(U41(tt,V1,V2)) , Marked_isPalListKind(V1)>
<Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))>
<Marked_active(U42(tt,V1,V2)) , Marked_U43(isPalListKind(V2),V1,V2)>
<Marked_active(U42(tt,V1,V2)) , Marked_isPalListKind(V2)>
<Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))>
<Marked_active(U43(tt,V1,V2)) , Marked_U44(isPalListKind(V2),V1,V2)>
<Marked_active(U43(tt,V1,V2)) , Marked_isPalListKind(V2)>
<Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
<Marked_active(U44(tt,V1,V2)) , Marked_U45(isList(V1),V2)>
<Marked_active(U44(tt,V1,V2)) , Marked_isList(V1)>
<Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
<Marked_active(U45(tt,V2)) , Marked_U46(isNeList(V2))>
<Marked_active(U45(tt,V2)) , Marked_isNeList(V2)>
<Marked_active(U46(tt)) , Marked_mark(tt)>
<Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))>
<Marked_active(U51(tt,V1,V2)) , Marked_U52(isPalListKind(V1),V1,V2)>
<Marked_active(U51(tt,V1,V2)) , Marked_isPalListKind(V1)>
<Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))>
<Marked_active(U52(tt,V1,V2)) , Marked_U53(isPalListKind(V2),V1,V2)>
<Marked_active(U52(tt,V1,V2)) , Marked_isPalListKind(V2)>
<Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))>
<Marked_active(U53(tt,V1,V2)) , Marked_U54(isPalListKind(V2),V1,V2)>
<Marked_active(U53(tt,V1,V2)) , Marked_isPalListKind(V2)>
<Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
<Marked_active(U54(tt,V1,V2)) , Marked_U55(isNeList(V1),V2)>
<Marked_active(U54(tt,V1,V2)) , Marked_isNeList(V1)>
<Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
<Marked_active(U55(tt,V2)) , Marked_U56(isList(V2))>
<Marked_active(U55(tt,V2)) , Marked_isList(V2)>
<Marked_active(U56(tt)) , Marked_mark(tt)>
<Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
<Marked_active(U61(tt,V)) , Marked_U62(isPalListKind(V),V)>
<Marked_active(U61(tt,V)) , Marked_isPalListKind(V)>
<Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
<Marked_active(U62(tt,V)) , Marked_U63(isQid(V))>
<Marked_active(U62(tt,V)) , Marked_isQid(V)>
<Marked_active(U63(tt)) , Marked_mark(tt)>
<Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
<Marked_active(U71(tt,I,P)) , Marked_U72(isPalListKind(I),P)>
<Marked_active(U71(tt,I,P)) , Marked_isPalListKind(I)>
<Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
<Marked_active(U72(tt,P)) , Marked_U73(isPal(P),P)>
<Marked_active(U72(tt,P)) , Marked_isPal(P)>
<Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
<Marked_active(U73(tt,P)) , Marked_U74(isPalListKind(P))>
<Marked_active(U73(tt,P)) , Marked_isPalListKind(P)>
<Marked_active(U74(tt)) , Marked_mark(tt)>
<Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
<Marked_active(U81(tt,V)) , Marked_U82(isPalListKind(V),V)>
<Marked_active(U81(tt,V)) , Marked_isPalListKind(V)>
<Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
<Marked_active(U82(tt,V)) , Marked_U83(isNePal(V))>
<Marked_active(U82(tt,V)) , Marked_isNePal(V)>
<Marked_active(U83(tt)) , Marked_mark(tt)>
<Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
<Marked_active(U91(tt,V2)) , Marked_U92(isPalListKind(V2))>
<Marked_active(U91(tt,V2)) , Marked_isPalListKind(V2)>
<Marked_active(U92(tt)) , Marked_mark(tt)>
<Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
<Marked_active(isList(V)) , Marked_U11(isPalListKind(V),V)>
<Marked_active(isList(V)) , Marked_isPalListKind(V)>
<Marked_active(isList(nil)) , Marked_mark(tt)>
<Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))>
<Marked_active(isList(__(V1,V2))) , Marked_U21(isPalListKind(V1),V1,V2)>
<Marked_active(isList(__(V1,V2))) , Marked_isPalListKind(V1)>
<Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
<Marked_active(isNeList(V)) , Marked_U31(isPalListKind(V),V)>
<Marked_active(isNeList(V)) , Marked_isPalListKind(V)>
<Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),V1,V2))>
<Marked_active(isNeList(__(V1,V2))) , Marked_U41(isPalListKind(V1),V1,V2)>
<Marked_active(isNeList(__(V1,V2))) , Marked_isPalListKind(V1)>
<Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),V1,V2))>
<Marked_active(isNeList(__(V1,V2))) , Marked_U51(isPalListKind(V1),V1,V2)>
<Marked_active(isNeList(__(V1,V2))) , Marked_isPalListKind(V1)>
<Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
<Marked_active(isNePal(V)) , Marked_U61(isPalListKind(V),V)>
<Marked_active(isNePal(V)) , Marked_isPalListKind(V)>
<Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
<Marked_active(isNePal(__(I,__(P,I)))) , Marked_U71(isQid(I),I,P)>
<Marked_active(isNePal(__(I,__(P,I)))) , Marked_isQid(I)>
<Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
<Marked_active(isPal(V)) , Marked_U81(isPalListKind(V),V)>
<Marked_active(isPal(V)) , Marked_isPalListKind(V)>
<Marked_active(isPal(nil)) , Marked_mark(tt)>
<Marked_active(isPalListKind(a)) , Marked_mark(tt)>
<Marked_active(isPalListKind(e)) , Marked_mark(tt)>
<Marked_active(isPalListKind(i)) , Marked_mark(tt)>
<Marked_active(isPalListKind(nil)) , Marked_mark(tt)>
<Marked_active(isPalListKind(o)) , Marked_mark(tt)>
<Marked_active(isPalListKind(u)) , Marked_mark(tt)>
<Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                        V2))>
<Marked_active(isPalListKind(__(V1,V2))) , Marked_U91(isPalListKind(V1),V2)>
<Marked_active(isPalListKind(__(V1,V2))) , Marked_isPalListKind(V1)>
<Marked_active(isQid(a)) , Marked_mark(tt)>
<Marked_active(isQid(e)) , Marked_mark(tt)>
<Marked_active(isQid(i)) , Marked_mark(tt)>
<Marked_active(isQid(o)) , Marked_mark(tt)>
<Marked_active(isQid(u)) , Marked_mark(tt)>
<Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
<Marked_mark(__(X1,X2)) , Marked___(mark(X1),mark(X2))>
<Marked_mark(__(X1,X2)) , Marked_mark(X1)>
<Marked_mark(__(X1,X2)) , Marked_mark(X2)>
<Marked_mark(nil) , Marked_active(nil)>
<Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
<Marked_mark(U11(X1,X2)) , Marked_U11(mark(X1),X2)>
<Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
<Marked_mark(tt) , Marked_active(tt)>
<Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
<Marked_mark(U12(X1,X2)) , Marked_U12(mark(X1),X2)>
<Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
<Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
<Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
<Marked_mark(U13(X)) , Marked_U13(mark(X))>
<Marked_mark(U13(X)) , Marked_mark(X)>
<Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
<Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
<Marked_mark(U21(X1,X2,X3)) , Marked_U21(mark(X1),X2,X3)>
<Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
<Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
<Marked_mark(U22(X1,X2,X3)) , Marked_U22(mark(X1),X2,X3)>
<Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
<Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
<Marked_mark(U23(X1,X2,X3)) , Marked_U23(mark(X1),X2,X3)>
<Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
<Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
<Marked_mark(U24(X1,X2,X3)) , Marked_U24(mark(X1),X2,X3)>
<Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
<Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
<Marked_mark(U25(X1,X2)) , Marked_U25(mark(X1),X2)>
<Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
<Marked_mark(isList(X)) , Marked_active(isList(X))>
<Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
<Marked_mark(U26(X)) , Marked_U26(mark(X))>
<Marked_mark(U26(X)) , Marked_mark(X)>
<Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
<Marked_mark(U31(X1,X2)) , Marked_U31(mark(X1),X2)>
<Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
<Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
<Marked_mark(U32(X1,X2)) , Marked_U32(mark(X1),X2)>
<Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
<Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
<Marked_mark(U33(X)) , Marked_U33(mark(X))>
<Marked_mark(U33(X)) , Marked_mark(X)>
<Marked_mark(isQid(X)) , Marked_active(isQid(X))>
<Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
<Marked_mark(U41(X1,X2,X3)) , Marked_U41(mark(X1),X2,X3)>
<Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
<Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
<Marked_mark(U42(X1,X2,X3)) , Marked_U42(mark(X1),X2,X3)>
<Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
<Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
<Marked_mark(U43(X1,X2,X3)) , Marked_U43(mark(X1),X2,X3)>
<Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
<Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
<Marked_mark(U44(X1,X2,X3)) , Marked_U44(mark(X1),X2,X3)>
<Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
<Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
<Marked_mark(U45(X1,X2)) , Marked_U45(mark(X1),X2)>
<Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
<Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
<Marked_mark(U46(X)) , Marked_U46(mark(X))>
<Marked_mark(U46(X)) , Marked_mark(X)>
<Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
<Marked_mark(U51(X1,X2,X3)) , Marked_U51(mark(X1),X2,X3)>
<Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
<Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
<Marked_mark(U52(X1,X2,X3)) , Marked_U52(mark(X1),X2,X3)>
<Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
<Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
<Marked_mark(U53(X1,X2,X3)) , Marked_U53(mark(X1),X2,X3)>
<Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
<Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
<Marked_mark(U54(X1,X2,X3)) , Marked_U54(mark(X1),X2,X3)>
<Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
<Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
<Marked_mark(U55(X1,X2)) , Marked_U55(mark(X1),X2)>
<Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
<Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
<Marked_mark(U56(X)) , Marked_U56(mark(X))>
<Marked_mark(U56(X)) , Marked_mark(X)>
<Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
<Marked_mark(U61(X1,X2)) , Marked_U61(mark(X1),X2)>
<Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
<Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
<Marked_mark(U62(X1,X2)) , Marked_U62(mark(X1),X2)>
<Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
<Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
<Marked_mark(U63(X)) , Marked_U63(mark(X))>
<Marked_mark(U63(X)) , Marked_mark(X)>
<Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
<Marked_mark(U71(X1,X2,X3)) , Marked_U71(mark(X1),X2,X3)>
<Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
<Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
<Marked_mark(U72(X1,X2)) , Marked_U72(mark(X1),X2)>
<Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
<Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
<Marked_mark(U73(X1,X2)) , Marked_U73(mark(X1),X2)>
<Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
<Marked_mark(isPal(X)) , Marked_active(isPal(X))>
<Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
<Marked_mark(U74(X)) , Marked_U74(mark(X))>
<Marked_mark(U74(X)) , Marked_mark(X)>
<Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
<Marked_mark(U81(X1,X2)) , Marked_U81(mark(X1),X2)>
<Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
<Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
<Marked_mark(U82(X1,X2)) , Marked_U82(mark(X1),X2)>
<Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
<Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
<Marked_mark(U83(X)) , Marked_U83(mark(X))>
<Marked_mark(U83(X)) , Marked_mark(X)>
<Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
<Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
<Marked_mark(U91(X1,X2)) , Marked_U91(mark(X1),X2)>
<Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
<Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
<Marked_mark(U92(X)) , Marked_U92(mark(X))>
<Marked_mark(U92(X)) , Marked_mark(X)>
<Marked_mark(a) , Marked_active(a)>
<Marked_mark(e) , Marked_active(e)>
<Marked_mark(i) , Marked_active(i)>
<Marked_mark(o) , Marked_active(o)>
<Marked_mark(u) , Marked_active(u)>
<Marked___(mark(X1),X2) , Marked___(X1,X2)>
<Marked___(X1,mark(X2)) , Marked___(X1,X2)>
<Marked___(active(X1),X2) , Marked___(X1,X2)>
<Marked___(X1,active(X2)) , Marked___(X1,X2)>
<Marked_U11(mark(X1),X2) , Marked_U11(X1,X2)>
<Marked_U11(X1,mark(X2)) , Marked_U11(X1,X2)>
<Marked_U11(active(X1),X2) , Marked_U11(X1,X2)>
<Marked_U11(X1,active(X2)) , Marked_U11(X1,X2)>
<Marked_U12(mark(X1),X2) , Marked_U12(X1,X2)>
<Marked_U12(X1,mark(X2)) , Marked_U12(X1,X2)>
<Marked_U12(active(X1),X2) , Marked_U12(X1,X2)>
<Marked_U12(X1,active(X2)) , Marked_U12(X1,X2)>
<Marked_isPalListKind(mark(X)) , Marked_isPalListKind(X)>
<Marked_isPalListKind(active(X)) , Marked_isPalListKind(X)>
<Marked_U13(mark(X)) , Marked_U13(X)>
<Marked_U13(active(X)) , Marked_U13(X)>
<Marked_isNeList(mark(X)) , Marked_isNeList(X)>
<Marked_isNeList(active(X)) , Marked_isNeList(X)>
<Marked_U21(mark(X1),X2,X3) , Marked_U21(X1,X2,X3)>
<Marked_U21(X1,mark(X2),X3) , Marked_U21(X1,X2,X3)>
<Marked_U21(X1,X2,mark(X3)) , Marked_U21(X1,X2,X3)>
<Marked_U21(active(X1),X2,X3) , Marked_U21(X1,X2,X3)>
<Marked_U21(X1,active(X2),X3) , Marked_U21(X1,X2,X3)>
<Marked_U21(X1,X2,active(X3)) , Marked_U21(X1,X2,X3)>
<Marked_U22(mark(X1),X2,X3) , Marked_U22(X1,X2,X3)>
<Marked_U22(X1,mark(X2),X3) , Marked_U22(X1,X2,X3)>
<Marked_U22(X1,X2,mark(X3)) , Marked_U22(X1,X2,X3)>
<Marked_U22(active(X1),X2,X3) , Marked_U22(X1,X2,X3)>
<Marked_U22(X1,active(X2),X3) , Marked_U22(X1,X2,X3)>
<Marked_U22(X1,X2,active(X3)) , Marked_U22(X1,X2,X3)>
<Marked_U23(mark(X1),X2,X3) , Marked_U23(X1,X2,X3)>
<Marked_U23(X1,mark(X2),X3) , Marked_U23(X1,X2,X3)>
<Marked_U23(X1,X2,mark(X3)) , Marked_U23(X1,X2,X3)>
<Marked_U23(active(X1),X2,X3) , Marked_U23(X1,X2,X3)>
<Marked_U23(X1,active(X2),X3) , Marked_U23(X1,X2,X3)>
<Marked_U23(X1,X2,active(X3)) , Marked_U23(X1,X2,X3)>
<Marked_U24(mark(X1),X2,X3) , Marked_U24(X1,X2,X3)>
<Marked_U24(X1,mark(X2),X3) , Marked_U24(X1,X2,X3)>
<Marked_U24(X1,X2,mark(X3)) , Marked_U24(X1,X2,X3)>
<Marked_U24(active(X1),X2,X3) , Marked_U24(X1,X2,X3)>
<Marked_U24(X1,active(X2),X3) , Marked_U24(X1,X2,X3)>
<Marked_U24(X1,X2,active(X3)) , Marked_U24(X1,X2,X3)>
<Marked_U25(mark(X1),X2) , Marked_U25(X1,X2)>
<Marked_U25(X1,mark(X2)) , Marked_U25(X1,X2)>
<Marked_U25(active(X1),X2) , Marked_U25(X1,X2)>
<Marked_U25(X1,active(X2)) , Marked_U25(X1,X2)>
<Marked_isList(mark(X)) , Marked_isList(X)>
<Marked_isList(active(X)) , Marked_isList(X)>
<Marked_U26(mark(X)) , Marked_U26(X)>
<Marked_U26(active(X)) , Marked_U26(X)>
<Marked_U31(mark(X1),X2) , Marked_U31(X1,X2)>
<Marked_U31(X1,mark(X2)) , Marked_U31(X1,X2)>
<Marked_U31(active(X1),X2) , Marked_U31(X1,X2)>
<Marked_U31(X1,active(X2)) , Marked_U31(X1,X2)>
<Marked_U32(mark(X1),X2) , Marked_U32(X1,X2)>
<Marked_U32(X1,mark(X2)) , Marked_U32(X1,X2)>
<Marked_U32(active(X1),X2) , Marked_U32(X1,X2)>
<Marked_U32(X1,active(X2)) , Marked_U32(X1,X2)>
<Marked_U33(mark(X)) , Marked_U33(X)>
<Marked_U33(active(X)) , Marked_U33(X)>
<Marked_isQid(mark(X)) , Marked_isQid(X)>
<Marked_isQid(active(X)) , Marked_isQid(X)>
<Marked_U41(mark(X1),X2,X3) , Marked_U41(X1,X2,X3)>
<Marked_U41(X1,mark(X2),X3) , Marked_U41(X1,X2,X3)>
<Marked_U41(X1,X2,mark(X3)) , Marked_U41(X1,X2,X3)>
<Marked_U41(active(X1),X2,X3) , Marked_U41(X1,X2,X3)>
<Marked_U41(X1,active(X2),X3) , Marked_U41(X1,X2,X3)>
<Marked_U41(X1,X2,active(X3)) , Marked_U41(X1,X2,X3)>
<Marked_U42(mark(X1),X2,X3) , Marked_U42(X1,X2,X3)>
<Marked_U42(X1,mark(X2),X3) , Marked_U42(X1,X2,X3)>
<Marked_U42(X1,X2,mark(X3)) , Marked_U42(X1,X2,X3)>
<Marked_U42(active(X1),X2,X3) , Marked_U42(X1,X2,X3)>
<Marked_U42(X1,active(X2),X3) , Marked_U42(X1,X2,X3)>
<Marked_U42(X1,X2,active(X3)) , Marked_U42(X1,X2,X3)>
<Marked_U43(mark(X1),X2,X3) , Marked_U43(X1,X2,X3)>
<Marked_U43(X1,mark(X2),X3) , Marked_U43(X1,X2,X3)>
<Marked_U43(X1,X2,mark(X3)) , Marked_U43(X1,X2,X3)>
<Marked_U43(active(X1),X2,X3) , Marked_U43(X1,X2,X3)>
<Marked_U43(X1,active(X2),X3) , Marked_U43(X1,X2,X3)>
<Marked_U43(X1,X2,active(X3)) , Marked_U43(X1,X2,X3)>
<Marked_U44(mark(X1),X2,X3) , Marked_U44(X1,X2,X3)>
<Marked_U44(X1,mark(X2),X3) , Marked_U44(X1,X2,X3)>
<Marked_U44(X1,X2,mark(X3)) , Marked_U44(X1,X2,X3)>
<Marked_U44(active(X1),X2,X3) , Marked_U44(X1,X2,X3)>
<Marked_U44(X1,active(X2),X3) , Marked_U44(X1,X2,X3)>
<Marked_U44(X1,X2,active(X3)) , Marked_U44(X1,X2,X3)>
<Marked_U45(mark(X1),X2) , Marked_U45(X1,X2)>
<Marked_U45(X1,mark(X2)) , Marked_U45(X1,X2)>
<Marked_U45(active(X1),X2) , Marked_U45(X1,X2)>
<Marked_U45(X1,active(X2)) , Marked_U45(X1,X2)>
<Marked_U46(mark(X)) , Marked_U46(X)>
<Marked_U46(active(X)) , Marked_U46(X)>
<Marked_U51(mark(X1),X2,X3) , Marked_U51(X1,X2,X3)>
<Marked_U51(X1,mark(X2),X3) , Marked_U51(X1,X2,X3)>
<Marked_U51(X1,X2,mark(X3)) , Marked_U51(X1,X2,X3)>
<Marked_U51(active(X1),X2,X3) , Marked_U51(X1,X2,X3)>
<Marked_U51(X1,active(X2),X3) , Marked_U51(X1,X2,X3)>
<Marked_U51(X1,X2,active(X3)) , Marked_U51(X1,X2,X3)>
<Marked_U52(mark(X1),X2,X3) , Marked_U52(X1,X2,X3)>
<Marked_U52(X1,mark(X2),X3) , Marked_U52(X1,X2,X3)>
<Marked_U52(X1,X2,mark(X3)) , Marked_U52(X1,X2,X3)>
<Marked_U52(active(X1),X2,X3) , Marked_U52(X1,X2,X3)>
<Marked_U52(X1,active(X2),X3) , Marked_U52(X1,X2,X3)>
<Marked_U52(X1,X2,active(X3)) , Marked_U52(X1,X2,X3)>
<Marked_U53(mark(X1),X2,X3) , Marked_U53(X1,X2,X3)>
<Marked_U53(X1,mark(X2),X3) , Marked_U53(X1,X2,X3)>
<Marked_U53(X1,X2,mark(X3)) , Marked_U53(X1,X2,X3)>
<Marked_U53(active(X1),X2,X3) , Marked_U53(X1,X2,X3)>
<Marked_U53(X1,active(X2),X3) , Marked_U53(X1,X2,X3)>
<Marked_U53(X1,X2,active(X3)) , Marked_U53(X1,X2,X3)>
<Marked_U54(mark(X1),X2,X3) , Marked_U54(X1,X2,X3)>
<Marked_U54(X1,mark(X2),X3) , Marked_U54(X1,X2,X3)>
<Marked_U54(X1,X2,mark(X3)) , Marked_U54(X1,X2,X3)>
<Marked_U54(active(X1),X2,X3) , Marked_U54(X1,X2,X3)>
<Marked_U54(X1,active(X2),X3) , Marked_U54(X1,X2,X3)>
<Marked_U54(X1,X2,active(X3)) , Marked_U54(X1,X2,X3)>
<Marked_U55(mark(X1),X2) , Marked_U55(X1,X2)>
<Marked_U55(X1,mark(X2)) , Marked_U55(X1,X2)>
<Marked_U55(active(X1),X2) , Marked_U55(X1,X2)>
<Marked_U55(X1,active(X2)) , Marked_U55(X1,X2)>
<Marked_U56(mark(X)) , Marked_U56(X)>
<Marked_U56(active(X)) , Marked_U56(X)>
<Marked_U61(mark(X1),X2) , Marked_U61(X1,X2)>
<Marked_U61(X1,mark(X2)) , Marked_U61(X1,X2)>
<Marked_U61(active(X1),X2) , Marked_U61(X1,X2)>
<Marked_U61(X1,active(X2)) , Marked_U61(X1,X2)>
<Marked_U62(mark(X1),X2) , Marked_U62(X1,X2)>
<Marked_U62(X1,mark(X2)) , Marked_U62(X1,X2)>
<Marked_U62(active(X1),X2) , Marked_U62(X1,X2)>
<Marked_U62(X1,active(X2)) , Marked_U62(X1,X2)>
<Marked_U63(mark(X)) , Marked_U63(X)>
<Marked_U63(active(X)) , Marked_U63(X)>
<Marked_U71(mark(X1),X2,X3) , Marked_U71(X1,X2,X3)>
<Marked_U71(X1,mark(X2),X3) , Marked_U71(X1,X2,X3)>
<Marked_U71(X1,X2,mark(X3)) , Marked_U71(X1,X2,X3)>
<Marked_U71(active(X1),X2,X3) , Marked_U71(X1,X2,X3)>
<Marked_U71(X1,active(X2),X3) , Marked_U71(X1,X2,X3)>
<Marked_U71(X1,X2,active(X3)) , Marked_U71(X1,X2,X3)>
<Marked_U72(mark(X1),X2) , Marked_U72(X1,X2)>
<Marked_U72(X1,mark(X2)) , Marked_U72(X1,X2)>
<Marked_U72(active(X1),X2) , Marked_U72(X1,X2)>
<Marked_U72(X1,active(X2)) , Marked_U72(X1,X2)>
<Marked_U73(mark(X1),X2) , Marked_U73(X1,X2)>
<Marked_U73(X1,mark(X2)) , Marked_U73(X1,X2)>
<Marked_U73(active(X1),X2) , Marked_U73(X1,X2)>
<Marked_U73(X1,active(X2)) , Marked_U73(X1,X2)>
<Marked_isPal(mark(X)) , Marked_isPal(X)>
<Marked_isPal(active(X)) , Marked_isPal(X)>
<Marked_U74(mark(X)) , Marked_U74(X)>
<Marked_U74(active(X)) , Marked_U74(X)>
<Marked_U81(mark(X1),X2) , Marked_U81(X1,X2)>
<Marked_U81(X1,mark(X2)) , Marked_U81(X1,X2)>
<Marked_U81(active(X1),X2) , Marked_U81(X1,X2)>
<Marked_U81(X1,active(X2)) , Marked_U81(X1,X2)>
<Marked_U82(mark(X1),X2) , Marked_U82(X1,X2)>
<Marked_U82(X1,mark(X2)) , Marked_U82(X1,X2)>
<Marked_U82(active(X1),X2) , Marked_U82(X1,X2)>
<Marked_U82(X1,active(X2)) , Marked_U82(X1,X2)>
<Marked_U83(mark(X)) , Marked_U83(X)>
<Marked_U83(active(X)) , Marked_U83(X)>
<Marked_isNePal(mark(X)) , Marked_isNePal(X)>
<Marked_isNePal(active(X)) , Marked_isNePal(X)>
<Marked_U91(mark(X1),X2) , Marked_U91(X1,X2)>
<Marked_U91(X1,mark(X2)) , Marked_U91(X1,X2)>
<Marked_U91(active(X1),X2) , Marked_U91(X1,X2)>
<Marked_U91(X1,active(X2)) , Marked_U91(X1,X2)>
<Marked_U92(mark(X)) , Marked_U92(X)>
<Marked_U92(active(X)) , Marked_U92(X)>
 
END GUIDED
APPLY CRITERIA (Graph splitting)
Found 44 components:

{  <Marked_mark(U92(X)) , Marked_mark(X)> 
      --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U92(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U91(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U83(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U82(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U81(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U74(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(isPal(X)) , Marked_active(isPal(X))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U73(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U72(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U63(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U62(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U61(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U56(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U55(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U46(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U45(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(isQid(X)) , Marked_active(isQid(X))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U33(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U32(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U31(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U26(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(isList(X)) , Marked_active(isList(X))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U25(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U13(X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U12(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(U11(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X2)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_mark(__(X1,X2)) , Marked_mark(X1)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(
                                                                    V1),
                                                                 V2))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(
                                                                V1),V1,
                                                            V2))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),
                                                          V1,V2))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),
                                                      V1,V2))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),
                                                      V1,V2))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(__(nil,X)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(__(X,nil)) , Marked_mark(X)>
  <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))> 
     --> <Marked_active(__(__(X,Y),Z)) , Marked_mark(__(X,__(Y,Z)))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPalListKind(__(V1,V2))) , Marked_mark(U91(isPalListKind(V1),
                                                          V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isPal(V)) , Marked_mark(U81(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(__(I,__(P,I)))) , Marked_mark(U71(isQid(I),I,P))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNePal(V)) , Marked_mark(U61(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U51(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(__(V1,V2))) , Marked_mark(U41(isPalListKind(V1),
                                                     V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isNeList(V)) , Marked_mark(U31(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(__(V1,V2))) , Marked_mark(U21(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(isList(V)) , Marked_mark(U11(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U91(tt,V2)) , Marked_mark(U92(isPalListKind(V2)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U82(tt,V)) , Marked_mark(U83(isNePal(V)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U81(tt,V)) , Marked_mark(U82(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U73(tt,P)) , Marked_mark(U74(isPalListKind(P)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U72(tt,P)) , Marked_mark(U73(isPal(P),P))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U71(tt,I,P)) , Marked_mark(U72(isPalListKind(I),P))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U62(tt,V)) , Marked_mark(U63(isQid(V)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U61(tt,V)) , Marked_mark(U62(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U55(tt,V2)) , Marked_mark(U56(isList(V2)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U54(tt,V1,V2)) , Marked_mark(U55(isNeList(V1),V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U53(tt,V1,V2)) , Marked_mark(U54(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U52(tt,V1,V2)) , Marked_mark(U53(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U51(tt,V1,V2)) , Marked_mark(U52(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U45(tt,V2)) , Marked_mark(U46(isNeList(V2)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U44(tt,V1,V2)) , Marked_mark(U45(isList(V1),V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U43(tt,V1,V2)) , Marked_mark(U44(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U42(tt,V1,V2)) , Marked_mark(U43(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U41(tt,V1,V2)) , Marked_mark(U42(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U32(tt,V)) , Marked_mark(U33(isQid(V)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U31(tt,V)) , Marked_mark(U32(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U25(tt,V2)) , Marked_mark(U26(isList(V2)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U24(tt,V1,V2)) , Marked_mark(U25(isList(V1),V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U23(tt,V1,V2)) , Marked_mark(U24(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U22(tt,V1,V2)) , Marked_mark(U23(isPalListKind(V2),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U21(tt,V1,V2)) , Marked_mark(U22(isPalListKind(V1),V1,V2))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U12(tt,V)) , Marked_mark(U13(isNeList(V)))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(U11(tt,V)) , Marked_mark(U12(isPalListKind(V),V))> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_active(U92(mark(X)))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U91(X1,X2)) , Marked_active(U91(mark(X1),X2))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(isNePal(X)) , Marked_active(isNePal(X))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_mark(X)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U83(X)) , Marked_active(U83(mark(X)))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U82(X1,X2)) , Marked_active(U82(mark(X1),X2))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U81(X1,X2)) , Marked_active(U81(mark(X1),X2))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_mark(X)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U74(X)) , Marked_active(U74(mark(X)))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(isPal(X)) , Marked_active(isPal(X))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U73(X1,X2)) , Marked_active(U73(mark(X1),X2))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U72(X1,X2)) , Marked_active(U72(mark(X1),X2))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U71(X1,X2,X3)) , Marked_active(U71(mark(X1),X2,X3))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_mark(X)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U63(X)) , Marked_active(U63(mark(X)))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U62(X1,X2)) , Marked_active(U62(mark(X1),X2))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U61(X1,X2)) , Marked_active(U61(mark(X1),X2))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_mark(X)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U56(X)) , Marked_active(U56(mark(X)))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U55(X1,X2)) , Marked_active(U55(mark(X1),X2))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U54(X1,X2,X3)) , Marked_active(U54(mark(X1),X2,X3))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U53(X1,X2,X3)) , Marked_active(U53(mark(X1),X2,X3))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U52(X1,X2,X3)) , Marked_active(U52(mark(X1),X2,X3))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U51(X1,X2,X3)) , Marked_active(U51(mark(X1),X2,X3))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_mark(X)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U46(X)) , Marked_active(U46(mark(X)))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U45(X1,X2)) , Marked_active(U45(mark(X1),X2))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U44(X1,X2,X3)) , Marked_active(U44(mark(X1),X2,X3))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U43(X1,X2,X3)) , Marked_active(U43(mark(X1),X2,X3))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U42(X1,X2,X3)) , Marked_active(U42(mark(X1),X2,X3))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U41(X1,X2,X3)) , Marked_active(U41(mark(X1),X2,X3))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(isQid(X)) , Marked_active(isQid(X))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_mark(X)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U33(X)) , Marked_active(U33(mark(X)))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U32(X1,X2)) , Marked_active(U32(mark(X1),X2))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U31(X1,X2)) , Marked_active(U31(mark(X1),X2))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_mark(X)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U26(X)) , Marked_active(U26(mark(X)))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(isList(X)) , Marked_active(isList(X))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U25(X1,X2)) , Marked_active(U25(mark(X1),X2))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U24(X1,X2,X3)) , Marked_active(U24(mark(X1),X2,X3))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U23(X1,X2,X3)) , Marked_active(U23(mark(X1),X2,X3))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U22(X1,X2,X3)) , Marked_active(U22(mark(X1),X2,X3))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U21(X1,X2,X3)) , Marked_active(U21(mark(X1),X2,X3))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(isNeList(X)) , Marked_active(isNeList(X))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_mark(X)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U13(X)) , Marked_active(U13(mark(X)))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(isPalListKind(X)) , Marked_active(isPalListKind(X))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U12(X1,X2)) , Marked_active(U12(mark(X1),X2))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(U11(X1,X2)) , Marked_active(U11(mark(X1),X2))>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X2)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_mark(X1)>
  <Marked_active(__(nil,X)) , Marked_mark(X)> 
     --> <Marked_mark(__(X1,X2)) , Marked_active(__(mark(X1),mark(X2)))>
  <Marked_active(__(X,nil)) , Marked_mark(X)> 
     --> <Marked_mark(U92(X)) , Marked_mark(X)>
  <Marked_active(_