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<!DOCTYPE PROOF SYSTEM "http://a3pat.ensiie.fr/pub/a3pat.dtd">
<PROOF><SIGNATURE><SYMBOLLIST><SYMBOL arity="1" unmarked="active"><NAME>Marked_active</NAME></SYMBOL><SYMBOL arity="1" unmarked="U22"><NAME>Marked_U22</NAME></SYMBOL><SYMBOL arity="1" unmarked=""><NAME>U61</NAME></SYMBOL><SYMBOL arity="0" unmarked=""><NAME>e</NAME></SYMBOL><SYMBOL arity="1" unmarked="U61"><NAME>Marked_U61</NAME></SYMBOL><SYMBOL arity="1" unmarked=""><NAME>isList</NAME></SYMBOL><SYMBOL arity="1" unmarked=""><NAME>proper</NAME></SYMBOL><SYMBOL arity="1" unmarked="U42"><NAME>Marked_U42</NAME></SYMBOL><SYMBOL arity="1" unmarked=""><NAME>isNeList</NAME></SYMBOL><SYMBOL arity="1" unmarked=""><NAME>U81</NAME></SYMBOL><SYMBOL arity="1" unmarked="U81"><NAME>Marked_U81</NAME></SYMBOL><SYMBOL arity="0" unmarked=""><NAME>nil</NAME></SYMBOL><SYMBOL arity="1" unmarked=""><NAME>top</NAME></SYMBOL><SYMBOL arity="1" unmarked="U31"><NAME>Marked_U31</NAME></SYMBOL><SYMBOL arity="1" unmarked=""><NAME>U52</NAME></SYMBOL><SYMBOL arity="1" unmarked=""><NAME>isNePal</NAME></SYMBOL><SYMBOL arity="1" unmarked="U72"><NAME>Marked_U72</NAME></SYMBOL><SYMBOL arity="1" unmarked=""><NAME>U11</NAME></SYMBOL><SYMBOL arity="0" unmarked=""><NAME>o</NAME></SYMBOL><SYMBOL arity="2" unmarked="U51"><NAME>Marked_U51</NAME></SYMBOL><SYMBOL arity="1" unmarked=""><NAME>U31</NAME></SYMBOL><SYMBOL arity="1" unmarked="U11"><NAME>Marked_U11</NAME></SYMBOL><SYMBOL arity="1" unmarked=""><NAME>isPal</NAME></SYMBOL><SYMBOL arity="1" unmarked="isNePal"><NAME>Marked_isNePal</NAME></SYMBOL><SYMBOL arity="2" unmarked=""><NAME>__</NAME></SYMBOL><SYMBOL arity="1" unmarked="top"><NAME>Marked_top</NAME></SYMBOL><SYMBOL arity="1" unmarked="isList"><NAME>Marked_isList</NAME></SYMBOL><SYMBOL arity="2" unmarked=""><NAME>U51</NAME></SYMBOL><SYMBOL arity="0" unmarked=""><NAME>a</NAME></SYMBOL><SYMBOL arity="2" unmarked="U71"><NAME>Marked_U71</NAME></SYMBOL><SYMBOL arity="1" unmarked=""><NAME>U22</NAME></SYMBOL><SYMBOL arity="0" unmarked=""><NAME>u</NAME></SYMBOL><SYMBOL arity="1" unmarked="isNeList"><NAME>Marked_isNeList</NAME></SYMBOL><SYMBOL arity="1" unmarked=""><NAME>U42</NAME></SYMBOL><SYMBOL arity="2" unmarked="__"><NAME>Marked___</NAME></SYMBOL><SYMBOL arity="2" unmarked=""><NAME>U71</NAME></SYMBOL><SYMBOL arity="1" unmarked="isQid"><NAME>Marked_isQid</NAME></SYMBOL><SYMBOL arity="1" unmarked=""><NAME>active</NAME></SYMBOL><SYMBOL arity="1" unmarked=""><NAME>ok</NAME></SYMBOL><SYMBOL arity="2" unmarked="U41"><NAME>Marked_U41</NAME></SYMBOL><SYMBOL arity="2" unmarked=""><NAME>U41</NAME></SYMBOL><SYMBOL arity="1" unmarked=""><NAME>isQid</NAME></SYMBOL><SYMBOL arity="1" unmarked="isPal"><NAME>Marked_isPal</NAME></SYMBOL><SYMBOL arity="0" unmarked=""><NAME>tt</NAME></SYMBOL><SYMBOL arity="0" unmarked=""><NAME>i</NAME></SYMBOL><SYMBOL arity="1" unmarked="U52"><NAME>Marked_U52</NAME></SYMBOL><SYMBOL arity="2" unmarked=""><NAME>U21</NAME></SYMBOL><SYMBOL arity="2" unmarked="U21"><NAME>Marked_U21</NAME></SYMBOL><SYMBOL arity="1" unmarked=""><NAME>U72</NAME></SYMBOL><SYMBOL arity="1" unmarked="proper"><NAME>Marked_proper</NAME></SYMBOL><SYMBOL arity="1" unmarked=""><NAME>mark</NAME></SYMBOL></SYMBOLLIST><VARLIST><VAR>X2</VAR><VAR>X1</VAR><VAR>I</VAR><VAR>V1</VAR><VAR>V</VAR><VAR>P</VAR><VAR>V2</VAR><VAR>Z</VAR><VAR>Y</VAR><VAR>X</VAR></VARLIST></SIGNATURE><PROPERTY criterion="dp" prop="sntrs"><SYSTEM><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS></SYSTEM><CRITERION/><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_active(__(__(X,Y),Z))</LHS><RHS>Marked___(X,__(Y,Z))</RHS></DPRULE><DPRULE num="1"><LHS>Marked_active(__(__(X,Y),Z))</LHS><RHS>Marked___(Y,Z)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_active(U21(tt,V2))</LHS><RHS>Marked_U22(isList(V2))</RHS></DPRULE><DPRULE num="3"><LHS>Marked_active(U21(tt,V2))</LHS><RHS>Marked_isList(V2)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_active(U41(tt,V2))</LHS><RHS>Marked_U42(isNeList(V2))</RHS></DPRULE><DPRULE num="5"><LHS>Marked_active(U41(tt,V2))</LHS><RHS>Marked_isNeList(V2)</RHS></DPRULE><DPRULE num="6"><LHS>Marked_active(U51(tt,V2))</LHS><RHS>Marked_U52(isList(V2))</RHS></DPRULE><DPRULE num="7"><LHS>Marked_active(U51(tt,V2))</LHS><RHS>Marked_isList(V2)</RHS></DPRULE><DPRULE num="8"><LHS>Marked_active(U71(tt,P))</LHS><RHS>Marked_U72(isPal(P))</RHS></DPRULE><DPRULE num="9"><LHS>Marked_active(U71(tt,P))</LHS><RHS>Marked_isPal(P)</RHS></DPRULE><DPRULE num="10"><LHS>Marked_active(isList(V))</LHS><RHS>Marked_U11(isNeList(V))</RHS></DPRULE><DPRULE num="11"><LHS>Marked_active(isList(V))</LHS><RHS>Marked_isNeList(V)</RHS></DPRULE><DPRULE num="12"><LHS>Marked_active(isList(__(V1,V2)))</LHS><RHS>Marked_U21(isList(V1),V2)</RHS></DPRULE><DPRULE num="13"><LHS>Marked_active(isList(__(V1,V2)))</LHS><RHS>Marked_isList(V1)</RHS></DPRULE><DPRULE num="14"><LHS>Marked_active(isNeList(V))</LHS><RHS>Marked_U31(isQid(V))</RHS></DPRULE><DPRULE num="15"><LHS>Marked_active(isNeList(V))</LHS><RHS>Marked_isQid(V)</RHS></DPRULE><DPRULE num="16"><LHS>Marked_active(isNeList(__(V1,V2)))</LHS><RHS>Marked_U41(isList(V1),V2)</RHS></DPRULE><DPRULE num="17"><LHS>Marked_active(isNeList(__(V1,V2)))</LHS><RHS>Marked_isList(V1)</RHS></DPRULE><DPRULE num="18"><LHS>Marked_active(isNeList(__(V1,V2)))</LHS><RHS>Marked_U51(isNeList(V1),V2)</RHS></DPRULE><DPRULE num="19"><LHS>Marked_active(isNeList(__(V1,V2)))</LHS><RHS>Marked_isNeList(V1)</RHS></DPRULE><DPRULE num="20"><LHS>Marked_active(isNePal(V))</LHS><RHS>Marked_U61(isQid(V))</RHS></DPRULE><DPRULE num="21"><LHS>Marked_active(isNePal(V))</LHS><RHS>Marked_isQid(V)</RHS></DPRULE><DPRULE num="22"><LHS>Marked_active(isNePal(__(I,__(P,I))))</LHS><RHS>Marked_U71(isQid(I),P)</RHS></DPRULE><DPRULE num="23"><LHS>Marked_active(isNePal(__(I,__(P,I))))</LHS><RHS>Marked_isQid(I)</RHS></DPRULE><DPRULE num="24"><LHS>Marked_active(isPal(V))</LHS><RHS>Marked_U81(isNePal(V))</RHS></DPRULE><DPRULE num="25"><LHS>Marked_active(isPal(V))</LHS><RHS>Marked_isNePal(V)</RHS></DPRULE><DPRULE num="26"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked___(active(X1),X2)</RHS></DPRULE><DPRULE num="27"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="28"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked___(X1,active(X2))</RHS></DPRULE><DPRULE num="29"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked_active(X2)</RHS></DPRULE><DPRULE num="30"><LHS>Marked_active(U11(X))</LHS><RHS>Marked_U11(active(X))</RHS></DPRULE><DPRULE num="31"><LHS>Marked_active(U11(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="32"><LHS>Marked_active(U21(X1,X2))</LHS><RHS>Marked_U21(active(X1),X2)</RHS></DPRULE><DPRULE num="33"><LHS>Marked_active(U21(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="34"><LHS>Marked_active(U22(X))</LHS><RHS>Marked_U22(active(X))</RHS></DPRULE><DPRULE num="35"><LHS>Marked_active(U22(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="36"><LHS>Marked_active(U31(X))</LHS><RHS>Marked_U31(active(X))</RHS></DPRULE><DPRULE num="37"><LHS>Marked_active(U31(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="38"><LHS>Marked_active(U41(X1,X2))</LHS><RHS>Marked_U41(active(X1),X2)</RHS></DPRULE><DPRULE num="39"><LHS>Marked_active(U41(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="40"><LHS>Marked_active(U42(X))</LHS><RHS>Marked_U42(active(X))</RHS></DPRULE><DPRULE num="41"><LHS>Marked_active(U42(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="42"><LHS>Marked_active(U51(X1,X2))</LHS><RHS>Marked_U51(active(X1),X2)</RHS></DPRULE><DPRULE num="43"><LHS>Marked_active(U51(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="44"><LHS>Marked_active(U52(X))</LHS><RHS>Marked_U52(active(X))</RHS></DPRULE><DPRULE num="45"><LHS>Marked_active(U52(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="46"><LHS>Marked_active(U61(X))</LHS><RHS>Marked_U61(active(X))</RHS></DPRULE><DPRULE num="47"><LHS>Marked_active(U61(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="48"><LHS>Marked_active(U71(X1,X2))</LHS><RHS>Marked_U71(active(X1),X2)</RHS></DPRULE><DPRULE num="49"><LHS>Marked_active(U71(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="50"><LHS>Marked_active(U72(X))</LHS><RHS>Marked_U72(active(X))</RHS></DPRULE><DPRULE num="51"><LHS>Marked_active(U72(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="52"><LHS>Marked_active(U81(X))</LHS><RHS>Marked_U81(active(X))</RHS></DPRULE><DPRULE num="53"><LHS>Marked_active(U81(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="54"><LHS>Marked___(mark(X1),X2)</LHS><RHS>Marked___(X1,X2)</RHS></DPRULE><DPRULE num="55"><LHS>Marked___(X1,mark(X2))</LHS><RHS>Marked___(X1,X2)</RHS></DPRULE><DPRULE num="56"><LHS>Marked_U11(mark(X))</LHS><RHS>Marked_U11(X)</RHS></DPRULE><DPRULE num="57"><LHS>Marked_U21(mark(X1),X2)</LHS><RHS>Marked_U21(X1,X2)</RHS></DPRULE><DPRULE num="58"><LHS>Marked_U22(mark(X))</LHS><RHS>Marked_U22(X)</RHS></DPRULE><DPRULE num="59"><LHS>Marked_U31(mark(X))</LHS><RHS>Marked_U31(X)</RHS></DPRULE><DPRULE num="60"><LHS>Marked_U41(mark(X1),X2)</LHS><RHS>Marked_U41(X1,X2)</RHS></DPRULE><DPRULE num="61"><LHS>Marked_U42(mark(X))</LHS><RHS>Marked_U42(X)</RHS></DPRULE><DPRULE num="62"><LHS>Marked_U51(mark(X1),X2)</LHS><RHS>Marked_U51(X1,X2)</RHS></DPRULE><DPRULE num="63"><LHS>Marked_U52(mark(X))</LHS><RHS>Marked_U52(X)</RHS></DPRULE><DPRULE num="64"><LHS>Marked_U61(mark(X))</LHS><RHS>Marked_U61(X)</RHS></DPRULE><DPRULE num="65"><LHS>Marked_U71(mark(X1),X2)</LHS><RHS>Marked_U71(X1,X2)</RHS></DPRULE><DPRULE num="66"><LHS>Marked_U72(mark(X))</LHS><RHS>Marked_U72(X)</RHS></DPRULE><DPRULE num="67"><LHS>Marked_U81(mark(X))</LHS><RHS>Marked_U81(X)</RHS></DPRULE><DPRULE num="68"><LHS>Marked_proper(__(X1,X2))</LHS><RHS>Marked___(proper(X1),proper(X2))</RHS></DPRULE><DPRULE num="69"><LHS>Marked_proper(__(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="70"><LHS>Marked_proper(__(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="71"><LHS>Marked_proper(U11(X))</LHS><RHS>Marked_U11(proper(X))</RHS></DPRULE><DPRULE num="72"><LHS>Marked_proper(U11(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="73"><LHS>Marked_proper(U21(X1,X2))</LHS><RHS>Marked_U21(proper(X1),proper(X2))</RHS></DPRULE><DPRULE num="74"><LHS>Marked_proper(U21(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="75"><LHS>Marked_proper(U21(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="76"><LHS>Marked_proper(U22(X))</LHS><RHS>Marked_U22(proper(X))</RHS></DPRULE><DPRULE num="77"><LHS>Marked_proper(U22(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="78"><LHS>Marked_proper(isList(X))</LHS><RHS>Marked_isList(proper(X))</RHS></DPRULE><DPRULE num="79"><LHS>Marked_proper(isList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="80"><LHS>Marked_proper(U31(X))</LHS><RHS>Marked_U31(proper(X))</RHS></DPRULE><DPRULE num="81"><LHS>Marked_proper(U31(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="82"><LHS>Marked_proper(U41(X1,X2))</LHS><RHS>Marked_U41(proper(X1),proper(X2))</RHS></DPRULE><DPRULE num="83"><LHS>Marked_proper(U41(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="84"><LHS>Marked_proper(U41(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="85"><LHS>Marked_proper(U42(X))</LHS><RHS>Marked_U42(proper(X))</RHS></DPRULE><DPRULE num="86"><LHS>Marked_proper(U42(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="87"><LHS>Marked_proper(isNeList(X))</LHS><RHS>Marked_isNeList(proper(X))</RHS></DPRULE><DPRULE num="88"><LHS>Marked_proper(isNeList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="89"><LHS>Marked_proper(U51(X1,X2))</LHS><RHS>Marked_U51(proper(X1),proper(X2))</RHS></DPRULE><DPRULE num="90"><LHS>Marked_proper(U51(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="91"><LHS>Marked_proper(U51(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="92"><LHS>Marked_proper(U52(X))</LHS><RHS>Marked_U52(proper(X))</RHS></DPRULE><DPRULE num="93"><LHS>Marked_proper(U52(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="94"><LHS>Marked_proper(U61(X))</LHS><RHS>Marked_U61(proper(X))</RHS></DPRULE><DPRULE num="95"><LHS>Marked_proper(U61(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="96"><LHS>Marked_proper(U71(X1,X2))</LHS><RHS>Marked_U71(proper(X1),proper(X2))</RHS></DPRULE><DPRULE num="97"><LHS>Marked_proper(U71(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="98"><LHS>Marked_proper(U71(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="99"><LHS>Marked_proper(U72(X))</LHS><RHS>Marked_U72(proper(X))</RHS></DPRULE><DPRULE num="100"><LHS>Marked_proper(U72(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="101"><LHS>Marked_proper(isPal(X))</LHS><RHS>Marked_isPal(proper(X))</RHS></DPRULE><DPRULE num="102"><LHS>Marked_proper(isPal(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="103"><LHS>Marked_proper(U81(X))</LHS><RHS>Marked_U81(proper(X))</RHS></DPRULE><DPRULE num="104"><LHS>Marked_proper(U81(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="105"><LHS>Marked_proper(isQid(X))</LHS><RHS>Marked_isQid(proper(X))</RHS></DPRULE><DPRULE num="106"><LHS>Marked_proper(isQid(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="107"><LHS>Marked_proper(isNePal(X))</LHS><RHS>Marked_isNePal(proper(X))</RHS></DPRULE><DPRULE num="108"><LHS>Marked_proper(isNePal(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="109"><LHS>Marked___(ok(X1),ok(X2))</LHS><RHS>Marked___(X1,X2)</RHS></DPRULE><DPRULE num="110"><LHS>Marked_U11(ok(X))</LHS><RHS>Marked_U11(X)</RHS></DPRULE><DPRULE num="111"><LHS>Marked_U21(ok(X1),ok(X2))</LHS><RHS>Marked_U21(X1,X2)</RHS></DPRULE><DPRULE num="112"><LHS>Marked_U22(ok(X))</LHS><RHS>Marked_U22(X)</RHS></DPRULE><DPRULE num="113"><LHS>Marked_isList(ok(X))</LHS><RHS>Marked_isList(X)</RHS></DPRULE><DPRULE num="114"><LHS>Marked_U31(ok(X))</LHS><RHS>Marked_U31(X)</RHS></DPRULE><DPRULE num="115"><LHS>Marked_U41(ok(X1),ok(X2))</LHS><RHS>Marked_U41(X1,X2)</RHS></DPRULE><DPRULE num="116"><LHS>Marked_U42(ok(X))</LHS><RHS>Marked_U42(X)</RHS></DPRULE><DPRULE num="117"><LHS>Marked_isNeList(ok(X))</LHS><RHS>Marked_isNeList(X)</RHS></DPRULE><DPRULE num="118"><LHS>Marked_U51(ok(X1),ok(X2))</LHS><RHS>Marked_U51(X1,X2)</RHS></DPRULE><DPRULE num="119"><LHS>Marked_U52(ok(X))</LHS><RHS>Marked_U52(X)</RHS></DPRULE><DPRULE num="120"><LHS>Marked_U61(ok(X))</LHS><RHS>Marked_U61(X)</RHS></DPRULE><DPRULE num="121"><LHS>Marked_U71(ok(X1),ok(X2))</LHS><RHS>Marked_U71(X1,X2)</RHS></DPRULE><DPRULE num="122"><LHS>Marked_U72(ok(X))</LHS><RHS>Marked_U72(X)</RHS></DPRULE><DPRULE num="123"><LHS>Marked_isPal(ok(X))</LHS><RHS>Marked_isPal(X)</RHS></DPRULE><DPRULE num="124"><LHS>Marked_U81(ok(X))</LHS><RHS>Marked_U81(X)</RHS></DPRULE><DPRULE num="125"><LHS>Marked_isQid(ok(X))</LHS><RHS>Marked_isQid(X)</RHS></DPRULE><DPRULE num="126"><LHS>Marked_isNePal(ok(X))</LHS><RHS>Marked_isNePal(X)</RHS></DPRULE><DPRULE num="127"><LHS>Marked_top(mark(X))</LHS><RHS>Marked_top(proper(X))</RHS></DPRULE><DPRULE num="128"><LHS>Marked_top(mark(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="129"><LHS>Marked_top(ok(X))</LHS><RHS>Marked_top(active(X))</RHS></DPRULE><DPRULE num="130"><LHS>Marked_top(ok(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><NONSCC num="0"><NODE ref="130"/></NONSCC><SCC num="1"><NODE ref="27"/><NODE ref="29"/><NODE ref="31"/><NODE ref="33"/><NODE ref="35"/><NODE ref="37"/><NODE ref="39"/><NODE ref="41"/><NODE ref="43"/><NODE ref="45"/><NODE ref="47"/><NODE ref="49"/><NODE ref="51"/><NODE ref="53"/></SCC><NONSCC num="2"><NODE ref="52"/></NONSCC><NONSCC num="3"><NODE ref="50"/></NONSCC><NONSCC num="4"><NODE ref="48"/></NONSCC><NONSCC num="5"><NODE ref="46"/></NONSCC><NONSCC num="6"><NODE ref="44"/></NONSCC><NONSCC num="7"><NODE ref="42"/></NONSCC><NONSCC num="8"><NODE ref="40"/></NONSCC><NONSCC num="9"><NODE ref="38"/></NONSCC><NONSCC num="10"><NODE ref="36"/></NONSCC><NONSCC num="11"><NODE ref="34"/></NONSCC><NONSCC num="12"><NODE ref="32"/></NONSCC><NONSCC num="13"><NODE ref="30"/></NONSCC><NONSCC num="14"><NODE ref="28"/></NONSCC><NONSCC num="15"><NODE ref="26"/></NONSCC><NONSCC num="16"><NODE ref="25"/></NONSCC><NONSCC num="17"><NODE ref="24"/></NONSCC><NONSCC num="18"><NODE ref="23"/></NONSCC><NONSCC num="19"><NODE ref="22"/></NONSCC><NONSCC num="20"><NODE ref="21"/></NONSCC><NONSCC num="21"><NODE ref="20"/></NONSCC><NONSCC num="22"><NODE ref="19"/></NONSCC><NONSCC num="23"><NODE ref="18"/></NONSCC><NONSCC num="24"><NODE ref="17"/></NONSCC><NONSCC num="25"><NODE ref="16"/></NONSCC><NONSCC num="26"><NODE ref="15"/></NONSCC><NONSCC num="27"><NODE ref="14"/></NONSCC><NONSCC num="28"><NODE ref="13"/></NONSCC><NONSCC num="29"><NODE ref="12"/></NONSCC><NONSCC num="30"><NODE ref="11"/></NONSCC><NONSCC num="31"><NODE ref="10"/></NONSCC><NONSCC num="32"><NODE ref="9"/></NONSCC><NONSCC num="33"><NODE ref="8"/></NONSCC><NONSCC num="34"><NODE ref="7"/></NONSCC><NONSCC num="35"><NODE ref="6"/></NONSCC><NONSCC num="36"><NODE ref="5"/></NONSCC><NONSCC num="37"><NODE ref="4"/></NONSCC><NONSCC num="38"><NODE ref="3"/></NONSCC><NONSCC num="39"><NODE ref="2"/></NONSCC><NONSCC num="40"><NODE ref="1"/></NONSCC><NONSCC num="41"><NODE ref="0"/></NONSCC><SCC num="42"><NODE ref="127"/><NODE ref="129"/></SCC><NONSCC num="43"><NODE ref="128"/></NONSCC><SCC num="44"><NODE ref="69"/><NODE ref="70"/><NODE ref="72"/><NODE ref="74"/><NODE ref="75"/><NODE ref="77"/><NODE ref="79"/><NODE ref="81"/><NODE ref="83"/><NODE ref="84"/><NODE ref="86"/><NODE ref="88"/><NODE ref="90"/><NODE ref="91"/><NODE ref="93"/><NODE ref="95"/><NODE ref="97"/><NODE ref="98"/><NODE ref="100"/><NODE ref="102"/><NODE ref="104"/><NODE ref="106"/><NODE ref="108"/></SCC><NONSCC num="45"><NODE ref="107"/></NONSCC><NONSCC num="46"><NODE ref="105"/></NONSCC><NONSCC num="47"><NODE ref="103"/></NONSCC><NONSCC num="48"><NODE ref="101"/></NONSCC><NONSCC num="49"><NODE ref="99"/></NONSCC><NONSCC num="50"><NODE ref="96"/></NONSCC><NONSCC num="51"><NODE ref="94"/></NONSCC><NONSCC num="52"><NODE ref="92"/></NONSCC><NONSCC num="53"><NODE ref="89"/></NONSCC><NONSCC num="54"><NODE ref="87"/></NONSCC><NONSCC num="55"><NODE ref="85"/></NONSCC><NONSCC num="56"><NODE ref="82"/></NONSCC><NONSCC num="57"><NODE ref="80"/></NONSCC><NONSCC num="58"><NODE ref="78"/></NONSCC><NONSCC num="59"><NODE ref="76"/></NONSCC><NONSCC num="60"><NODE ref="73"/></NONSCC><NONSCC num="61"><NODE ref="71"/></NONSCC><NONSCC num="62"><NODE ref="68"/></NONSCC><SCC num="63"><NODE ref="126"/></SCC><SCC num="64"><NODE ref="125"/></SCC><SCC num="65"><NODE ref="67"/><NODE ref="124"/></SCC><SCC num="66"><NODE ref="123"/></SCC><SCC num="67"><NODE ref="66"/><NODE ref="122"/></SCC><SCC num="68"><NODE ref="65"/><NODE ref="121"/></SCC><SCC num="69"><NODE ref="64"/><NODE ref="120"/></SCC><SCC num="70"><NODE ref="63"/><NODE ref="119"/></SCC><SCC num="71"><NODE ref="62"/><NODE ref="118"/></SCC><SCC num="72"><NODE ref="117"/></SCC><SCC num="73"><NODE ref="61"/><NODE ref="116"/></SCC><SCC num="74"><NODE ref="60"/><NODE ref="115"/></SCC><SCC num="75"><NODE ref="59"/><NODE ref="114"/></SCC><SCC num="76"><NODE ref="113"/></SCC><SCC num="77"><NODE ref="58"/><NODE ref="112"/></SCC><SCC num="78"><NODE ref="57"/><NODE ref="111"/></SCC><SCC num="79"><NODE ref="56"/><NODE ref="110"/></SCC><SCC num="80"><NODE ref="54"/><NODE ref="55"/><NODE ref="109"/></SCC></CCLIST><EDGE end="41" start="0"/><EDGE end="40" start="0"/><EDGE end="39" start="0"/><EDGE end="38" start="0"/><EDGE end="37" start="0"/><EDGE end="36" start="0"/><EDGE end="35" start="0"/><EDGE end="34" start="0"/><EDGE end="33" start="0"/><EDGE end="32" start="0"/><EDGE end="31" start="0"/><EDGE end="30" start="0"/><EDGE end="29" start="0"/><EDGE end="28" start="0"/><EDGE end="27" start="0"/><EDGE end="26" start="0"/><EDGE end="25" start="0"/><EDGE end="24" start="0"/><EDGE end="23" start="0"/><EDGE end="22" start="0"/><EDGE end="21" start="0"/><EDGE end="20" start="0"/><EDGE end="19" start="0"/><EDGE end="18" start="0"/><EDGE end="17" start="0"/><EDGE end="16" start="0"/><EDGE end="15" start="0"/><EDGE end="14" start="0"/><EDGE end="13" start="0"/><EDGE end="12" start="0"/><EDGE end="11" start="0"/><EDGE end="10" start="0"/><EDGE end="9" start="0"/><EDGE end="8" start="0"/><EDGE end="7" start="0"/><EDGE end="6" start="0"/><EDGE end="5" start="0"/><EDGE end="4" start="0"/><EDGE end="3" start="0"/><EDGE end="2" start="0"/><EDGE end="1" start="0"/><EDGE end="41" start="1"/><EDGE end="40" start="1"/><EDGE end="39" start="1"/><EDGE end="38" start="1"/><EDGE end="37" start="1"/><EDGE end="36" start="1"/><EDGE end="35" start="1"/><EDGE end="34" start="1"/><EDGE end="33" start="1"/><EDGE end="32" start="1"/><EDGE end="31" start="1"/><EDGE end="30" start="1"/><EDGE end="29" start="1"/><EDGE end="28" start="1"/><EDGE end="27" start="1"/><EDGE end="26" start="1"/><EDGE end="25" start="1"/><EDGE end="24" start="1"/><EDGE end="23" start="1"/><EDGE end="22" start="1"/><EDGE end="21" start="1"/><EDGE end="20" start="1"/><EDGE end="19" start="1"/><EDGE end="18" start="1"/><EDGE end="17" start="1"/><EDGE end="16" start="1"/><EDGE end="15" start="1"/><EDGE end="14" start="1"/><EDGE end="13" start="1"/><EDGE end="12" start="1"/><EDGE end="11" start="1"/><EDGE end="10" start="1"/><EDGE end="9" start="1"/><EDGE end="8" start="1"/><EDGE end="7" start="1"/><EDGE end="6" start="1"/><EDGE end="5" start="1"/><EDGE end="4" start="1"/><EDGE end="3" start="1"/><EDGE end="2" start="1"/><EDGE end="65" start="2"/><EDGE end="67" start="3"/><EDGE end="68" start="4"/><EDGE end="69" start="5"/><EDGE end="70" start="6"/><EDGE end="71" start="7"/><EDGE end="73" start="8"/><EDGE end="74" start="9"/><EDGE end="75" start="10"/><EDGE end="77" start="11"/><EDGE end="78" start="12"/><EDGE end="79" start="13"/><EDGE end="80" start="14"/><EDGE end="80" start="15"/><EDGE end="63" start="16"/><EDGE end="65" start="17"/><EDGE end="64" start="18"/><EDGE end="68" start="19"/><EDGE end="64" start="20"/><EDGE end="69" start="21"/><EDGE end="72" start="22"/><EDGE end="71" start="23"/><EDGE end="76" start="24"/><EDGE end="74" start="25"/><EDGE end="64" start="26"/><EDGE end="75" start="27"/><EDGE end="76" start="28"/><EDGE end="78" start="29"/><EDGE end="72" start="30"/><EDGE end="79" start="31"/><EDGE end="66" start="32"/><EDGE end="67" start="33"/><EDGE end="76" start="34"/><EDGE end="70" start="35"/><EDGE end="72" start="36"/><EDGE end="73" start="37"/><EDGE end="76" start="38"/><EDGE end="77" start="39"/><EDGE end="80" start="40"/><EDGE end="80" start="41"/><EDGE end="43" start="42"/><EDGE end="0" start="42"/><EDGE end="62" start="43"/><EDGE end="61" start="43"/><EDGE end="60" start="43"/><EDGE end="59" start="43"/><EDGE end="58" start="43"/><EDGE end="57" start="43"/><EDGE end="56" start="43"/><EDGE end="55" start="43"/><EDGE end="54" start="43"/><EDGE end="53" start="43"/><EDGE end="52" start="43"/><EDGE end="51" start="43"/><EDGE end="50" start="43"/><EDGE end="49" start="43"/><EDGE end="48" start="43"/><EDGE end="47" start="43"/><EDGE end="46" start="43"/><EDGE end="45" start="43"/><EDGE end="44" start="43"/><EDGE end="62" start="44"/><EDGE end="61" start="44"/><EDGE end="60" start="44"/><EDGE end="59" start="44"/><EDGE end="58" start="44"/><EDGE end="57" start="44"/><EDGE end="56" start="44"/><EDGE end="55" start="44"/><EDGE end="54" start="44"/><EDGE end="53" start="44"/><EDGE end="52" start="44"/><EDGE end="51" start="44"/><EDGE end="50" start="44"/><EDGE end="49" start="44"/><EDGE end="48" start="44"/><EDGE end="47" start="44"/><EDGE end="46" start="44"/><EDGE end="45" start="44"/><EDGE end="63" start="45"/><EDGE end="64" start="46"/><EDGE end="65" start="47"/><EDGE end="66" start="48"/><EDGE end="67" start="49"/><EDGE end="68" start="50"/><EDGE end="69" start="51"/><EDGE end="70" start="52"/><EDGE end="71" start="53"/><EDGE end="72" start="54"/><EDGE end="73" start="55"/><EDGE end="74" start="56"/><EDGE end="75" start="57"/><EDGE end="76" start="58"/><EDGE end="77" start="59"/><EDGE end="78" start="60"/><EDGE end="79" start="61"/><EDGE end="80" start="62"/></DAG></CRITERION><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_top(mark(X))</LHS><RHS>Marked_top(proper(X))</RHS></DPRULE><DPRULE num="1"><LHS>Marked_top(ok(X))</LHS><RHS>Marked_top(active(X))</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_top</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_top(mark(X))</LHS><RHS>Marked_top(proper(X))</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_top(ok(X))</LHS><RHS>Marked_top(active(X))</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_top(ok(X))</LHS><RHS>Marked_top(active(X))</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_top</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY></PROPERTY></PROPERTY><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_proper(__(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_proper(__(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_proper(U11(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_proper(U21(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_proper(U21(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="5"><LHS>Marked_proper(U22(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="6"><LHS>Marked_proper(isList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="7"><LHS>Marked_proper(U31(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="8"><LHS>Marked_proper(U41(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="9"><LHS>Marked_proper(U41(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="10"><LHS>Marked_proper(U42(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="11"><LHS>Marked_proper(isNeList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="12"><LHS>Marked_proper(U51(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="13"><LHS>Marked_proper(U51(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="14"><LHS>Marked_proper(U52(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="15"><LHS>Marked_proper(U61(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="16"><LHS>Marked_proper(U71(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="17"><LHS>Marked_proper(U71(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="18"><LHS>Marked_proper(U72(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="19"><LHS>Marked_proper(isPal(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="20"><LHS>Marked_proper(U81(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="21"><LHS>Marked_proper(isQid(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="22"><LHS>Marked_proper(isNePal(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_proper(U72(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_proper(__(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_proper(__(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_proper(U11(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_proper(U21(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_proper(U21(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="5"><LHS>Marked_proper(U22(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="6"><LHS>Marked_proper(isList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="7"><LHS>Marked_proper(U31(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="8"><LHS>Marked_proper(U41(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="9"><LHS>Marked_proper(U41(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="10"><LHS>Marked_proper(U42(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="11"><LHS>Marked_proper(isNeList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="12"><LHS>Marked_proper(U51(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="13"><LHS>Marked_proper(U51(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="14"><LHS>Marked_proper(U52(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="15"><LHS>Marked_proper(U61(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="16"><LHS>Marked_proper(U71(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="17"><LHS>Marked_proper(U71(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="18"><LHS>Marked_proper(isPal(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="19"><LHS>Marked_proper(U81(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="20"><LHS>Marked_proper(isQid(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="21"><LHS>Marked_proper(isNePal(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/><NODE ref="1"/><NODE ref="2"/><NODE ref="3"/><NODE ref="4"/><NODE ref="5"/><NODE ref="6"/><NODE ref="7"/><NODE ref="8"/><NODE ref="9"/><NODE ref="10"/><NODE ref="11"/><NODE ref="12"/><NODE ref="13"/><NODE ref="14"/><NODE ref="15"/><NODE ref="16"/><NODE ref="17"/><NODE ref="18"/><NODE ref="19"/><NODE ref="20"/><NODE ref="21"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_proper(__(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_proper(__(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_proper(U11(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_proper(U21(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_proper(U21(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="5"><LHS>Marked_proper(U22(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="6"><LHS>Marked_proper(isList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="7"><LHS>Marked_proper(U31(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="8"><LHS>Marked_proper(U41(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="9"><LHS>Marked_proper(U41(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="10"><LHS>Marked_proper(U42(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="11"><LHS>Marked_proper(isNeList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="12"><LHS>Marked_proper(U51(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="13"><LHS>Marked_proper(U51(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="14"><LHS>Marked_proper(U52(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="15"><LHS>Marked_proper(U61(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="16"><LHS>Marked_proper(U71(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="17"><LHS>Marked_proper(U71(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="18"><LHS>Marked_proper(isPal(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="19"><LHS>Marked_proper(U81(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="20"><LHS>Marked_proper(isQid(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="21"><LHS>Marked_proper(isNePal(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_proper(__(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_proper(__(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_proper(U11(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_proper(U21(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_proper(U21(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="5"><LHS>Marked_proper(isList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="6"><LHS>Marked_proper(U31(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="7"><LHS>Marked_proper(U41(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="8"><LHS>Marked_proper(U41(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="9"><LHS>Marked_proper(U51(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="10"><LHS>Marked_proper(U51(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="11"><LHS>Marked_proper(U61(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="12"><LHS>Marked_proper(U71(X1,X2))</LHS><RHS>Marked_proper(X1)</RHS></DPRULE><DPRULE num="13"><LHS>Marked_proper(U71(X1,X2))</LHS><RHS>Marked_proper(X2)</RHS></DPRULE><DPRULE num="14"><LHS>Marked_proper(isPal(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_proper(U22(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_proper(U42(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_proper(isNeList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_proper(U52(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_proper(U81(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="5"><LHS>Marked_proper(isQid(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="6"><LHS>Marked_proper(isNePal(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/><NODE ref="1"/><NODE ref="2"/><NODE ref="3"/><NODE ref="4"/><NODE ref="5"/><NODE ref="6"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_proper(U22(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_proper(U42(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_proper(isNeList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_proper(U52(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_proper(U81(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="5"><LHS>Marked_proper(isQid(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="6"><LHS>Marked_proper(isNePal(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_proper(isQid(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_proper(U22(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_proper(U42(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_proper(isNeList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_proper(U52(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_proper(U81(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="5"><LHS>Marked_proper(isNePal(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/><NODE ref="1"/><NODE ref="2"/><NODE ref="3"/><NODE ref="4"/><NODE ref="5"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_proper(U22(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_proper(U42(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_proper(isNeList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_proper(U52(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_proper(U81(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="5"><LHS>Marked_proper(isNePal(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_proper(U52(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_proper(U22(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_proper(U42(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_proper(isNeList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_proper(U81(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_proper(isNePal(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/><NODE ref="1"/><NODE ref="2"/><NODE ref="3"/><NODE ref="4"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_proper(U22(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_proper(U42(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_proper(isNeList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_proper(U81(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_proper(isNePal(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_proper(U81(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_proper(U22(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_proper(U42(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_proper(isNeList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_proper(isNePal(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/><NODE ref="1"/><NODE ref="2"/><NODE ref="3"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_proper(U22(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_proper(U42(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_proper(isNeList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_proper(isNePal(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_proper(isNePal(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_proper(U22(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_proper(U42(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_proper(isNeList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/><NODE ref="1"/><NODE ref="2"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_proper(U22(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_proper(U42(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_proper(isNeList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_proper(U22(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_proper(U42(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_proper(isNeList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/><NODE ref="1"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_proper(U42(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_proper(isNeList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_proper(isNeList(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_proper(U42(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_proper(U42(X))</LHS><RHS>Marked_proper(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked_active(X2)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_active(U11(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_active(U21(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_active(U22(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="5"><LHS>Marked_active(U31(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="6"><LHS>Marked_active(U41(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="7"><LHS>Marked_active(U42(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="8"><LHS>Marked_active(U51(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="9"><LHS>Marked_active(U52(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="10"><LHS>Marked_active(U61(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="11"><LHS>Marked_active(U71(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="12"><LHS>Marked_active(U72(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="13"><LHS>Marked_active(U81(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_active(U41(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked_active(X2)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_active(U11(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_active(U21(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_active(U22(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="5"><LHS>Marked_active(U31(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="6"><LHS>Marked_active(U42(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="7"><LHS>Marked_active(U51(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="8"><LHS>Marked_active(U52(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="9"><LHS>Marked_active(U61(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="10"><LHS>Marked_active(U71(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="11"><LHS>Marked_active(U72(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="12"><LHS>Marked_active(U81(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/><NODE ref="1"/><NODE ref="2"/><NODE ref="3"/><NODE ref="4"/><NODE ref="5"/><NODE ref="6"/><NODE ref="7"/><NODE ref="8"/><NODE ref="9"/><NODE ref="10"/><NODE ref="11"/><NODE ref="12"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked_active(X2)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_active(U11(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_active(U21(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_active(U22(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="5"><LHS>Marked_active(U31(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="6"><LHS>Marked_active(U42(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="7"><LHS>Marked_active(U51(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="8"><LHS>Marked_active(U52(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="9"><LHS>Marked_active(U61(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="10"><LHS>Marked_active(U71(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="11"><LHS>Marked_active(U72(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="12"><LHS>Marked_active(U81(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_active(U72(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked_active(X2)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_active(U11(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_active(U21(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_active(U22(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="5"><LHS>Marked_active(U31(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="6"><LHS>Marked_active(U42(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="7"><LHS>Marked_active(U51(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="8"><LHS>Marked_active(U52(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="9"><LHS>Marked_active(U61(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="10"><LHS>Marked_active(U71(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="11"><LHS>Marked_active(U81(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/><NODE ref="1"/><NODE ref="2"/><NODE ref="3"/><NODE ref="4"/><NODE ref="5"/><NODE ref="6"/><NODE ref="7"/><NODE ref="8"/><NODE ref="9"/><NODE ref="10"/><NODE ref="11"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked_active(X2)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_active(U11(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_active(U21(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_active(U22(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="5"><LHS>Marked_active(U31(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="6"><LHS>Marked_active(U42(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="7"><LHS>Marked_active(U51(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="8"><LHS>Marked_active(U52(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="9"><LHS>Marked_active(U61(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="10"><LHS>Marked_active(U71(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="11"><LHS>Marked_active(U81(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_active(U51(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked_active(X2)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_active(U11(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_active(U21(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_active(U22(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="5"><LHS>Marked_active(U31(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="6"><LHS>Marked_active(U42(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="7"><LHS>Marked_active(U52(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="8"><LHS>Marked_active(U61(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="9"><LHS>Marked_active(U71(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="10"><LHS>Marked_active(U81(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/><NODE ref="1"/><NODE ref="2"/><NODE ref="3"/><NODE ref="4"/><NODE ref="5"/><NODE ref="6"/><NODE ref="7"/><NODE ref="8"/><NODE ref="9"/><NODE ref="10"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked_active(X2)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_active(U11(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_active(U21(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_active(U22(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="5"><LHS>Marked_active(U31(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="6"><LHS>Marked_active(U42(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="7"><LHS>Marked_active(U52(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="8"><LHS>Marked_active(U61(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="9"><LHS>Marked_active(U71(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="10"><LHS>Marked_active(U81(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_active(__(X1,X2))</LHS><RHS>Marked_active(X2)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_active(U11(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_active(U21(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_active(U22(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="5"><LHS>Marked_active(U81(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_active(U31(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_active(U42(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_active(U52(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_active(U61(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_active(U71(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/><NODE ref="1"/><NODE ref="2"/><NODE ref="3"/><NODE ref="4"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_active(U31(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_active(U42(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_active(U52(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_active(U61(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="4"><LHS>Marked_active(U71(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_active(U31(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_active(U42(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_active(U52(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_active(U61(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_active(U71(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/><NODE ref="1"/><NODE ref="2"/><NODE ref="3"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_active(U42(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_active(U52(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_active(U61(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="3"><LHS>Marked_active(U71(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_active(U52(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_active(U42(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_active(U61(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_active(U71(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/><NODE ref="1"/><NODE ref="2"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_active(U42(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_active(U61(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="2"><LHS>Marked_active(U71(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_active(U71(X1,X2))</LHS><RHS>Marked_active(X1)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_active(U42(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_active(U61(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/><NODE ref="1"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_active(U42(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_active(U61(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_active(U61(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_active(U42(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_active(U42(X))</LHS><RHS>Marked_active(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_isPal(ok(X))</LHS><RHS>Marked_isPal(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_isList(ok(X))</LHS><RHS>Marked_isList(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_isNeList(ok(X))</LHS><RHS>Marked_isNeList(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_isQid(ok(X))</LHS><RHS>Marked_isQid(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_isNePal(ok(X))</LHS><RHS>Marked_isNePal(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked___(mark(X1),X2)</LHS><RHS>Marked___(X1,X2)</RHS></DPRULE><DPRULE num="1"><LHS>Marked___(X1,mark(X2))</LHS><RHS>Marked___(X1,X2)</RHS></DPRULE><DPRULE num="2"><LHS>Marked___(ok(X1),ok(X2))</LHS><RHS>Marked___(X1,X2)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked___</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked___(ok(X1),ok(X2))</LHS><RHS>Marked___(X1,X2)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked___(mark(X1),X2)</LHS><RHS>Marked___(X1,X2)</RHS></DPRULE><DPRULE num="1"><LHS>Marked___(X1,mark(X2))</LHS><RHS>Marked___(X1,X2)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/><NODE ref="1"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked___(mark(X1),X2)</LHS><RHS>Marked___(X1,X2)</RHS></DPRULE><DPRULE num="1"><LHS>Marked___(X1,mark(X2))</LHS><RHS>Marked___(X1,X2)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked___</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY></PROPERTY></PROPERTY><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U11(mark(X))</LHS><RHS>Marked_U11(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_U11(ok(X))</LHS><RHS>Marked_U11(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_U11(mark(X))</LHS><RHS>Marked_U11(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U11(ok(X))</LHS><RHS>Marked_U11(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U11(ok(X))</LHS><RHS>Marked_U11(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY></PROPERTY></PROPERTY><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U21(mark(X1),X2)</LHS><RHS>Marked_U21(X1,X2)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_U21(ok(X1),ok(X2))</LHS><RHS>Marked_U21(X1,X2)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_U21(mark(X1),X2)</LHS><RHS>Marked_U21(X1,X2)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U21(ok(X1),ok(X2))</LHS><RHS>Marked_U21(X1,X2)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U21(ok(X1),ok(X2))</LHS><RHS>Marked_U21(X1,X2)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY></PROPERTY></PROPERTY><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U22(mark(X))</LHS><RHS>Marked_U22(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_U22(ok(X))</LHS><RHS>Marked_U22(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_U22(ok(X))</LHS><RHS>Marked_U22(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U22(mark(X))</LHS><RHS>Marked_U22(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U22(mark(X))</LHS><RHS>Marked_U22(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY></PROPERTY></PROPERTY><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U31(mark(X))</LHS><RHS>Marked_U31(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_U31(ok(X))</LHS><RHS>Marked_U31(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_U31(mark(X))</LHS><RHS>Marked_U31(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U31(ok(X))</LHS><RHS>Marked_U31(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U31(ok(X))</LHS><RHS>Marked_U31(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY></PROPERTY></PROPERTY><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U41(mark(X1),X2)</LHS><RHS>Marked_U41(X1,X2)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_U41(ok(X1),ok(X2))</LHS><RHS>Marked_U41(X1,X2)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_U41(ok(X1),ok(X2))</LHS><RHS>Marked_U41(X1,X2)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U41(mark(X1),X2)</LHS><RHS>Marked_U41(X1,X2)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U41(mark(X1),X2)</LHS><RHS>Marked_U41(X1,X2)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY></PROPERTY></PROPERTY><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U42(mark(X))</LHS><RHS>Marked_U42(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_U42(ok(X))</LHS><RHS>Marked_U42(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_U42(ok(X))</LHS><RHS>Marked_U42(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U42(mark(X))</LHS><RHS>Marked_U42(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U42(mark(X))</LHS><RHS>Marked_U42(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY></PROPERTY></PROPERTY><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U51(mark(X1),X2)</LHS><RHS>Marked_U51(X1,X2)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_U51(ok(X1),ok(X2))</LHS><RHS>Marked_U51(X1,X2)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_U51(ok(X1),ok(X2))</LHS><RHS>Marked_U51(X1,X2)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U51(mark(X1),X2)</LHS><RHS>Marked_U51(X1,X2)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U51(mark(X1),X2)</LHS><RHS>Marked_U51(X1,X2)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY></PROPERTY></PROPERTY><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U52(mark(X))</LHS><RHS>Marked_U52(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_U52(ok(X))</LHS><RHS>Marked_U52(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_U52(mark(X))</LHS><RHS>Marked_U52(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U52(ok(X))</LHS><RHS>Marked_U52(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U52(ok(X))</LHS><RHS>Marked_U52(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY></PROPERTY></PROPERTY><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U61(mark(X))</LHS><RHS>Marked_U61(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_U61(ok(X))</LHS><RHS>Marked_U61(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_U61(mark(X))</LHS><RHS>Marked_U61(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U61(ok(X))</LHS><RHS>Marked_U61(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U61(ok(X))</LHS><RHS>Marked_U61(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY></PROPERTY></PROPERTY><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U71(mark(X1),X2)</LHS><RHS>Marked_U71(X1,X2)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_U71(ok(X1),ok(X2))</LHS><RHS>Marked_U71(X1,X2)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_U71(mark(X1),X2)</LHS><RHS>Marked_U71(X1,X2)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U71(ok(X1),ok(X2))</LHS><RHS>Marked_U71(X1,X2)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U71(ok(X1),ok(X2))</LHS><RHS>Marked_U71(X1,X2)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY></PROPERTY></PROPERTY><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U72(mark(X))</LHS><RHS>Marked_U72(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_U72(ok(X))</LHS><RHS>Marked_U72(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_U72(mark(X))</LHS><RHS>Marked_U72(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U72(ok(X))</LHS><RHS>Marked_U72(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U72(ok(X))</LHS><RHS>Marked_U72(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY></PROPERTY></PROPERTY><PROPERTY criterion="stronggraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U81(mark(X))</LHS><RHS>Marked_U81(X)</RHS></DPRULE><DPRULE num="1"><LHS>Marked_U81(ok(X))</LHS><RHS>Marked_U81(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING><STRICTPAIRS><DPLIST><DPRULE num="0"><LHS>Marked_U81(mark(X))</LHS><RHS>Marked_U81(X)</RHS></DPRULE></DPLIST></STRICTPAIRS></CRITERION><PROPERTY criterion="weakgraph" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U81(ok(X))</LHS><RHS>Marked_U81(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><DAG approx="simpl"><CCLIST><SCC num="0"><NODE ref="0"/></SCC></CCLIST></DAG></CRITERION><PROPERTY criterion="ordering" prop="sndp"><SYSTEM><DPSYS><REWSYS><RULE><LHS>active(__(__(X,Y),Z))</LHS><RHS>mark(__(X,__(Y,Z)))</RHS></RULE><RULE><LHS>active(__(X,nil))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(__(nil,X))</LHS><RHS>mark(X)</RHS></RULE><RULE><LHS>active(U11(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U21(tt,V2))</LHS><RHS>mark(U22(isList(V2)))</RHS></RULE><RULE><LHS>active(U22(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U31(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U41(tt,V2))</LHS><RHS>mark(U42(isNeList(V2)))</RHS></RULE><RULE><LHS>active(U42(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U51(tt,V2))</LHS><RHS>mark(U52(isList(V2)))</RHS></RULE><RULE><LHS>active(U52(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U61(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U71(tt,P))</LHS><RHS>mark(U72(isPal(P)))</RHS></RULE><RULE><LHS>active(U72(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(U81(tt))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(V))</LHS><RHS>mark(U11(isNeList(V)))</RHS></RULE><RULE><LHS>active(isList(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isList(__(V1,V2)))</LHS><RHS>mark(U21(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(V))</LHS><RHS>mark(U31(isQid(V)))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U41(isList(V1),V2))</RHS></RULE><RULE><LHS>active(isNeList(__(V1,V2)))</LHS><RHS>mark(U51(isNeList(V1),V2))</RHS></RULE><RULE><LHS>active(isNePal(V))</LHS><RHS>mark(U61(isQid(V)))</RHS></RULE><RULE><LHS>active(isNePal(__(I,__(P,I))))</LHS><RHS>mark(U71(isQid(I),P))</RHS></RULE><RULE><LHS>active(isPal(V))</LHS><RHS>mark(U81(isNePal(V)))</RHS></RULE><RULE><LHS>active(isPal(nil))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(a))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(e))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(i))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(o))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(isQid(u))</LHS><RHS>mark(tt)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(active(X1),X2)</RHS></RULE><RULE><LHS>active(__(X1,X2))</LHS><RHS>__(X1,active(X2))</RHS></RULE><RULE><LHS>active(U11(X))</LHS><RHS>U11(active(X))</RHS></RULE><RULE><LHS>active(U21(X1,X2))</LHS><RHS>U21(active(X1),X2)</RHS></RULE><RULE><LHS>active(U22(X))</LHS><RHS>U22(active(X))</RHS></RULE><RULE><LHS>active(U31(X))</LHS><RHS>U31(active(X))</RHS></RULE><RULE><LHS>active(U41(X1,X2))</LHS><RHS>U41(active(X1),X2)</RHS></RULE><RULE><LHS>active(U42(X))</LHS><RHS>U42(active(X))</RHS></RULE><RULE><LHS>active(U51(X1,X2))</LHS><RHS>U51(active(X1),X2)</RHS></RULE><RULE><LHS>active(U52(X))</LHS><RHS>U52(active(X))</RHS></RULE><RULE><LHS>active(U61(X))</LHS><RHS>U61(active(X))</RHS></RULE><RULE><LHS>active(U71(X1,X2))</LHS><RHS>U71(active(X1),X2)</RHS></RULE><RULE><LHS>active(U72(X))</LHS><RHS>U72(active(X))</RHS></RULE><RULE><LHS>active(U81(X))</LHS><RHS>U81(active(X))</RHS></RULE><RULE><LHS>__(mark(X1),X2)</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>__(X1,mark(X2))</LHS><RHS>mark(__(X1,X2))</RHS></RULE><RULE><LHS>U11(mark(X))</LHS><RHS>mark(U11(X))</RHS></RULE><RULE><LHS>U21(mark(X1),X2)</LHS><RHS>mark(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(mark(X))</LHS><RHS>mark(U22(X))</RHS></RULE><RULE><LHS>U31(mark(X))</LHS><RHS>mark(U31(X))</RHS></RULE><RULE><LHS>U41(mark(X1),X2)</LHS><RHS>mark(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(mark(X))</LHS><RHS>mark(U42(X))</RHS></RULE><RULE><LHS>U51(mark(X1),X2)</LHS><RHS>mark(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(mark(X))</LHS><RHS>mark(U52(X))</RHS></RULE><RULE><LHS>U61(mark(X))</LHS><RHS>mark(U61(X))</RHS></RULE><RULE><LHS>U71(mark(X1),X2)</LHS><RHS>mark(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(mark(X))</LHS><RHS>mark(U72(X))</RHS></RULE><RULE><LHS>U81(mark(X))</LHS><RHS>mark(U81(X))</RHS></RULE><RULE><LHS>proper(__(X1,X2))</LHS><RHS>__(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(nil)</LHS><RHS>ok(nil)</RHS></RULE><RULE><LHS>proper(U11(X))</LHS><RHS>U11(proper(X))</RHS></RULE><RULE><LHS>proper(tt)</LHS><RHS>ok(tt)</RHS></RULE><RULE><LHS>proper(U21(X1,X2))</LHS><RHS>U21(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U22(X))</LHS><RHS>U22(proper(X))</RHS></RULE><RULE><LHS>proper(isList(X))</LHS><RHS>isList(proper(X))</RHS></RULE><RULE><LHS>proper(U31(X))</LHS><RHS>U31(proper(X))</RHS></RULE><RULE><LHS>proper(U41(X1,X2))</LHS><RHS>U41(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U42(X))</LHS><RHS>U42(proper(X))</RHS></RULE><RULE><LHS>proper(isNeList(X))</LHS><RHS>isNeList(proper(X))</RHS></RULE><RULE><LHS>proper(U51(X1,X2))</LHS><RHS>U51(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U52(X))</LHS><RHS>U52(proper(X))</RHS></RULE><RULE><LHS>proper(U61(X))</LHS><RHS>U61(proper(X))</RHS></RULE><RULE><LHS>proper(U71(X1,X2))</LHS><RHS>U71(proper(X1),proper(X2))</RHS></RULE><RULE><LHS>proper(U72(X))</LHS><RHS>U72(proper(X))</RHS></RULE><RULE><LHS>proper(isPal(X))</LHS><RHS>isPal(proper(X))</RHS></RULE><RULE><LHS>proper(U81(X))</LHS><RHS>U81(proper(X))</RHS></RULE><RULE><LHS>proper(isQid(X))</LHS><RHS>isQid(proper(X))</RHS></RULE><RULE><LHS>proper(isNePal(X))</LHS><RHS>isNePal(proper(X))</RHS></RULE><RULE><LHS>proper(a)</LHS><RHS>ok(a)</RHS></RULE><RULE><LHS>proper(e)</LHS><RHS>ok(e)</RHS></RULE><RULE><LHS>proper(i)</LHS><RHS>ok(i)</RHS></RULE><RULE><LHS>proper(o)</LHS><RHS>ok(o)</RHS></RULE><RULE><LHS>proper(u)</LHS><RHS>ok(u)</RHS></RULE><RULE><LHS>__(ok(X1),ok(X2))</LHS><RHS>ok(__(X1,X2))</RHS></RULE><RULE><LHS>U11(ok(X))</LHS><RHS>ok(U11(X))</RHS></RULE><RULE><LHS>U21(ok(X1),ok(X2))</LHS><RHS>ok(U21(X1,X2))</RHS></RULE><RULE><LHS>U22(ok(X))</LHS><RHS>ok(U22(X))</RHS></RULE><RULE><LHS>isList(ok(X))</LHS><RHS>ok(isList(X))</RHS></RULE><RULE><LHS>U31(ok(X))</LHS><RHS>ok(U31(X))</RHS></RULE><RULE><LHS>U41(ok(X1),ok(X2))</LHS><RHS>ok(U41(X1,X2))</RHS></RULE><RULE><LHS>U42(ok(X))</LHS><RHS>ok(U42(X))</RHS></RULE><RULE><LHS>isNeList(ok(X))</LHS><RHS>ok(isNeList(X))</RHS></RULE><RULE><LHS>U51(ok(X1),ok(X2))</LHS><RHS>ok(U51(X1,X2))</RHS></RULE><RULE><LHS>U52(ok(X))</LHS><RHS>ok(U52(X))</RHS></RULE><RULE><LHS>U61(ok(X))</LHS><RHS>ok(U61(X))</RHS></RULE><RULE><LHS>U71(ok(X1),ok(X2))</LHS><RHS>ok(U71(X1,X2))</RHS></RULE><RULE><LHS>U72(ok(X))</LHS><RHS>ok(U72(X))</RHS></RULE><RULE><LHS>isPal(ok(X))</LHS><RHS>ok(isPal(X))</RHS></RULE><RULE><LHS>U81(ok(X))</LHS><RHS>ok(U81(X))</RHS></RULE><RULE><LHS>isQid(ok(X))</LHS><RHS>ok(isQid(X))</RHS></RULE><RULE><LHS>isNePal(ok(X))</LHS><RHS>ok(isNePal(X))</RHS></RULE><RULE><LHS>top(mark(X))</LHS><RHS>top(proper(X))</RHS></RULE><RULE><LHS>top(ok(X))</LHS><RHS>top(active(X))</RHS></RULE></REWSYS><DPLIST><DPRULE num="0"><LHS>Marked_U81(ok(X))</LHS><RHS>Marked_U81(X)</RHS></DPRULE></DPLIST></DPSYS></SYSTEM><CRITERION><ORDERING type="poly"><POLYSYMB><SYMBOL><NAME>mark</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U72</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U21</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>i</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>tt</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isQid</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U41</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>ok</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>active</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U71</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U42</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>u</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U22</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>a</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U51</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="1"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>__</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isPal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U31</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>o</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U11</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNePal</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U52</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>top</NAME></SYMBOL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>nil</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>Marked_U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U81</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isNeList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>proper</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>3</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>isList</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>e</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>1</INT></COEF></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB><POLYSYMB><SYMBOL><NAME>U61</NAME></SYMBOL><POLYNOMIAL><SUMPOLY><POLYNOMIAL><MONOME><COEF><INT>2</INT></COEF><ARG degree="1" num="0"/></MONOME></POLYNOMIAL><POLYNOMIAL><MONOME><COEF><INT>0</INT></COEF></MONOME></POLYNOMIAL></SUMPOLY></POLYNOMIAL></POLYSYMB></ORDERING></CRITERION></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROPERTY></PROOF>
