*** 1 Progress [(O(1),O(n^1))]  ***
    Considered Problem:
      Strict DP Rules:
        
      Strict TRS Rules:
        U11(mark(X)) -> mark(U11(X))
        U11(ok(X)) -> ok(U11(X))
        U21(mark(X1),X2) -> mark(U21(X1,X2))
        U21(ok(X1),ok(X2)) -> ok(U21(X1,X2))
        U22(mark(X)) -> mark(U22(X))
        U22(ok(X)) -> ok(U22(X))
        U31(mark(X)) -> mark(U31(X))
        U31(ok(X)) -> ok(U31(X))
        U41(mark(X1),X2) -> mark(U41(X1,X2))
        U41(ok(X1),ok(X2)) -> ok(U41(X1,X2))
        U42(mark(X)) -> mark(U42(X))
        U42(ok(X)) -> ok(U42(X))
        U51(mark(X1),X2) -> mark(U51(X1,X2))
        U51(ok(X1),ok(X2)) -> ok(U51(X1,X2))
        U52(mark(X)) -> mark(U52(X))
        U52(ok(X)) -> ok(U52(X))
        U61(mark(X)) -> mark(U61(X))
        U61(ok(X)) -> ok(U61(X))
        U71(mark(X1),X2) -> mark(U71(X1,X2))
        U71(ok(X1),ok(X2)) -> ok(U71(X1,X2))
        U72(mark(X)) -> mark(U72(X))
        U72(ok(X)) -> ok(U72(X))
        U81(mark(X)) -> mark(U81(X))
        U81(ok(X)) -> ok(U81(X))
        __(X1,mark(X2)) -> mark(__(X1,X2))
        __(mark(X1),X2) -> mark(__(X1,X2))
        __(ok(X1),ok(X2)) -> ok(__(X1,X2))
        active(U11(X)) -> U11(active(X))
        active(U11(tt())) -> mark(tt())
        active(U21(X1,X2)) -> U21(active(X1),X2)
        active(U21(tt(),V2)) -> mark(U22(isList(V2)))
        active(U22(X)) -> U22(active(X))
        active(U22(tt())) -> mark(tt())
        active(U31(X)) -> U31(active(X))
        active(U31(tt())) -> mark(tt())
        active(U41(X1,X2)) -> U41(active(X1),X2)
        active(U41(tt(),V2)) -> mark(U42(isNeList(V2)))
        active(U42(X)) -> U42(active(X))
        active(U42(tt())) -> mark(tt())
        active(U51(X1,X2)) -> U51(active(X1),X2)
        active(U51(tt(),V2)) -> mark(U52(isList(V2)))
        active(U52(X)) -> U52(active(X))
        active(U52(tt())) -> mark(tt())
        active(U61(X)) -> U61(active(X))
        active(U61(tt())) -> mark(tt())
        active(U71(X1,X2)) -> U71(active(X1),X2)
        active(U71(tt(),P)) -> mark(U72(isPal(P)))
        active(U72(X)) -> U72(active(X))
        active(U72(tt())) -> mark(tt())
        active(U81(X)) -> U81(active(X))
        active(U81(tt())) -> mark(tt())
        active(__(X,nil())) -> mark(X)
        active(__(X1,X2)) -> __(X1,active(X2))
        active(__(X1,X2)) -> __(active(X1),X2)
        active(__(__(X,Y),Z)) -> mark(__(X,__(Y,Z)))
        active(__(nil(),X)) -> mark(X)
        active(isList(V)) -> mark(U11(isNeList(V)))
        active(isList(__(V1,V2))) -> mark(U21(isList(V1),V2))
        active(isList(nil())) -> mark(tt())
        active(isNeList(V)) -> mark(U31(isQid(V)))
        active(isNeList(__(V1,V2))) -> mark(U41(isList(V1),V2))
        active(isNeList(__(V1,V2))) -> mark(U51(isNeList(V1),V2))
        active(isNePal(V)) -> mark(U61(isQid(V)))
        active(isNePal(__(I,__(P,I)))) -> mark(U71(isQid(I),P))
        active(isPal(V)) -> mark(U81(isNePal(V)))
        active(isPal(nil())) -> mark(tt())
        active(isQid(a())) -> mark(tt())
        active(isQid(e())) -> mark(tt())
        active(isQid(i())) -> mark(tt())
        active(isQid(o())) -> mark(tt())
        active(isQid(u())) -> mark(tt())
        isList(ok(X)) -> ok(isList(X))
        isNeList(ok(X)) -> ok(isNeList(X))
        isNePal(ok(X)) -> ok(isNePal(X))
        isPal(ok(X)) -> ok(isPal(X))
        isQid(ok(X)) -> ok(isQid(X))
        proper(U11(X)) -> U11(proper(X))
        proper(U21(X1,X2)) -> U21(proper(X1),proper(X2))
        proper(U22(X)) -> U22(proper(X))
        proper(U31(X)) -> U31(proper(X))
        proper(U41(X1,X2)) -> U41(proper(X1),proper(X2))
        proper(U42(X)) -> U42(proper(X))
        proper(U51(X1,X2)) -> U51(proper(X1),proper(X2))
        proper(U52(X)) -> U52(proper(X))
        proper(U61(X)) -> U61(proper(X))
        proper(U71(X1,X2)) -> U71(proper(X1),proper(X2))
        proper(U72(X)) -> U72(proper(X))
        proper(U81(X)) -> U81(proper(X))
        proper(__(X1,X2)) -> __(proper(X1),proper(X2))
        proper(a()) -> ok(a())
        proper(e()) -> ok(e())
        proper(i()) -> ok(i())
        proper(isList(X)) -> isList(proper(X))
        proper(isNeList(X)) -> isNeList(proper(X))
        proper(isNePal(X)) -> isNePal(proper(X))
        proper(isPal(X)) -> isPal(proper(X))
        proper(isQid(X)) -> isQid(proper(X))
        proper(nil()) -> ok(nil())
        proper(o()) -> ok(o())
        proper(tt()) -> ok(tt())
        proper(u()) -> ok(u())
        top(mark(X)) -> top(proper(X))
        top(ok(X)) -> top(active(X))
      Weak DP Rules:
        
      Weak TRS Rules:
        
      Signature:
        {U11/1,U21/2,U22/1,U31/1,U41/2,U42/1,U51/2,U52/1,U61/1,U71/2,U72/1,U81/1,__/2,active/1,isList/1,isNeList/1,isNePal/1,isPal/1,isQid/1,proper/1,top/1} / {a/0,e/0,i/0,mark/1,nil/0,o/0,ok/1,tt/0,u/0}
      Obligation:
        Full
        basic terms: {U11,U21,U22,U31,U41,U42,U51,U52,U61,U71,U72,U81,__,active,isList,isNeList,isNePal,isPal,isQid,proper,top}/{a,e,i,mark,nil,o,ok,tt,u}
    Applied Processor:
      Bounds {initialAutomaton = perSymbol, enrichment = match}
    Proof:
      The problem is match-bounded by 2.
      The enriched problem is compatible with follwoing automaton.
        U11_0(14) -> 1
        U11_0(16) -> 1
        U11_0(17) -> 1
        U11_0(23) -> 1
        U11_0(24) -> 1
        U11_0(25) -> 1
        U11_0(26) -> 1
        U11_0(29) -> 1
        U11_0(30) -> 1
        U11_1(14) -> 31
        U11_1(16) -> 31
        U11_1(17) -> 31
        U11_1(23) -> 31
        U11_1(24) -> 31
        U11_1(25) -> 31
        U11_1(26) -> 31
        U11_1(29) -> 31
        U11_1(30) -> 31
        U21_0(14,14) -> 2
        U21_0(14,16) -> 2
        U21_0(14,17) -> 2
        U21_0(14,23) -> 2
        U21_0(14,24) -> 2
        U21_0(14,25) -> 2
        U21_0(14,26) -> 2
        U21_0(14,29) -> 2
        U21_0(14,30) -> 2
        U21_0(16,14) -> 2
        U21_0(16,16) -> 2
        U21_0(16,17) -> 2
        U21_0(16,23) -> 2
        U21_0(16,24) -> 2
        U21_0(16,25) -> 2
        U21_0(16,26) -> 2
        U21_0(16,29) -> 2
        U21_0(16,30) -> 2
        U21_0(17,14) -> 2
        U21_0(17,16) -> 2
        U21_0(17,17) -> 2
        U21_0(17,23) -> 2
        U21_0(17,24) -> 2
        U21_0(17,25) -> 2
        U21_0(17,26) -> 2
        U21_0(17,29) -> 2
        U21_0(17,30) -> 2
        U21_0(23,14) -> 2
        U21_0(23,16) -> 2
        U21_0(23,17) -> 2
        U21_0(23,23) -> 2
        U21_0(23,24) -> 2
        U21_0(23,25) -> 2
        U21_0(23,26) -> 2
        U21_0(23,29) -> 2
        U21_0(23,30) -> 2
        U21_0(24,14) -> 2
        U21_0(24,16) -> 2
        U21_0(24,17) -> 2
        U21_0(24,23) -> 2
        U21_0(24,24) -> 2
        U21_0(24,25) -> 2
        U21_0(24,26) -> 2
        U21_0(24,29) -> 2
        U21_0(24,30) -> 2
        U21_0(25,14) -> 2
        U21_0(25,16) -> 2
        U21_0(25,17) -> 2
        U21_0(25,23) -> 2
        U21_0(25,24) -> 2
        U21_0(25,25) -> 2
        U21_0(25,26) -> 2
        U21_0(25,29) -> 2
        U21_0(25,30) -> 2
        U21_0(26,14) -> 2
        U21_0(26,16) -> 2
        U21_0(26,17) -> 2
        U21_0(26,23) -> 2
        U21_0(26,24) -> 2
        U21_0(26,25) -> 2
        U21_0(26,26) -> 2
        U21_0(26,29) -> 2
        U21_0(26,30) -> 2
        U21_0(29,14) -> 2
        U21_0(29,16) -> 2
        U21_0(29,17) -> 2
        U21_0(29,23) -> 2
        U21_0(29,24) -> 2
        U21_0(29,25) -> 2
        U21_0(29,26) -> 2
        U21_0(29,29) -> 2
        U21_0(29,30) -> 2
        U21_0(30,14) -> 2
        U21_0(30,16) -> 2
        U21_0(30,17) -> 2
        U21_0(30,23) -> 2
        U21_0(30,24) -> 2
        U21_0(30,25) -> 2
        U21_0(30,26) -> 2
        U21_0(30,29) -> 2
        U21_0(30,30) -> 2
        U21_1(14,14) -> 32
        U21_1(14,16) -> 32
        U21_1(14,17) -> 32
        U21_1(14,23) -> 32
        U21_1(14,24) -> 32
        U21_1(14,25) -> 32
        U21_1(14,26) -> 32
        U21_1(14,29) -> 32
        U21_1(14,30) -> 32
        U21_1(16,14) -> 32
        U21_1(16,16) -> 32
        U21_1(16,17) -> 32
        U21_1(16,23) -> 32
        U21_1(16,24) -> 32
        U21_1(16,25) -> 32
        U21_1(16,26) -> 32
        U21_1(16,29) -> 32
        U21_1(16,30) -> 32
        U21_1(17,14) -> 32
        U21_1(17,16) -> 32
        U21_1(17,17) -> 32
        U21_1(17,23) -> 32
        U21_1(17,24) -> 32
        U21_1(17,25) -> 32
        U21_1(17,26) -> 32
        U21_1(17,29) -> 32
        U21_1(17,30) -> 32
        U21_1(23,14) -> 32
        U21_1(23,16) -> 32
        U21_1(23,17) -> 32
        U21_1(23,23) -> 32
        U21_1(23,24) -> 32
        U21_1(23,25) -> 32
        U21_1(23,26) -> 32
        U21_1(23,29) -> 32
        U21_1(23,30) -> 32
        U21_1(24,14) -> 32
        U21_1(24,16) -> 32
        U21_1(24,17) -> 32
        U21_1(24,23) -> 32
        U21_1(24,24) -> 32
        U21_1(24,25) -> 32
        U21_1(24,26) -> 32
        U21_1(24,29) -> 32
        U21_1(24,30) -> 32
        U21_1(25,14) -> 32
        U21_1(25,16) -> 32
        U21_1(25,17) -> 32
        U21_1(25,23) -> 32
        U21_1(25,24) -> 32
        U21_1(25,25) -> 32
        U21_1(25,26) -> 32
        U21_1(25,29) -> 32
        U21_1(25,30) -> 32
        U21_1(26,14) -> 32
        U21_1(26,16) -> 32
        U21_1(26,17) -> 32
        U21_1(26,23) -> 32
        U21_1(26,24) -> 32
        U21_1(26,25) -> 32
        U21_1(26,26) -> 32
        U21_1(26,29) -> 32
        U21_1(26,30) -> 32
        U21_1(29,14) -> 32
        U21_1(29,16) -> 32
        U21_1(29,17) -> 32
        U21_1(29,23) -> 32
        U21_1(29,24) -> 32
        U21_1(29,25) -> 32
        U21_1(29,26) -> 32
        U21_1(29,29) -> 32
        U21_1(29,30) -> 32
        U21_1(30,14) -> 32
        U21_1(30,16) -> 32
        U21_1(30,17) -> 32
        U21_1(30,23) -> 32
        U21_1(30,24) -> 32
        U21_1(30,25) -> 32
        U21_1(30,26) -> 32
        U21_1(30,29) -> 32
        U21_1(30,30) -> 32
        U22_0(14) -> 3
        U22_0(16) -> 3
        U22_0(17) -> 3
        U22_0(23) -> 3
        U22_0(24) -> 3
        U22_0(25) -> 3
        U22_0(26) -> 3
        U22_0(29) -> 3
        U22_0(30) -> 3
        U22_1(14) -> 33
        U22_1(16) -> 33
        U22_1(17) -> 33
        U22_1(23) -> 33
        U22_1(24) -> 33
        U22_1(25) -> 33
        U22_1(26) -> 33
        U22_1(29) -> 33
        U22_1(30) -> 33
        U31_0(14) -> 4
        U31_0(16) -> 4
        U31_0(17) -> 4
        U31_0(23) -> 4
        U31_0(24) -> 4
        U31_0(25) -> 4
        U31_0(26) -> 4
        U31_0(29) -> 4
        U31_0(30) -> 4
        U31_1(14) -> 34
        U31_1(16) -> 34
        U31_1(17) -> 34
        U31_1(23) -> 34
        U31_1(24) -> 34
        U31_1(25) -> 34
        U31_1(26) -> 34
        U31_1(29) -> 34
        U31_1(30) -> 34
        U41_0(14,14) -> 5
        U41_0(14,16) -> 5
        U41_0(14,17) -> 5
        U41_0(14,23) -> 5
        U41_0(14,24) -> 5
        U41_0(14,25) -> 5
        U41_0(14,26) -> 5
        U41_0(14,29) -> 5
        U41_0(14,30) -> 5
        U41_0(16,14) -> 5
        U41_0(16,16) -> 5
        U41_0(16,17) -> 5
        U41_0(16,23) -> 5
        U41_0(16,24) -> 5
        U41_0(16,25) -> 5
        U41_0(16,26) -> 5
        U41_0(16,29) -> 5
        U41_0(16,30) -> 5
        U41_0(17,14) -> 5
        U41_0(17,16) -> 5
        U41_0(17,17) -> 5
        U41_0(17,23) -> 5
        U41_0(17,24) -> 5
        U41_0(17,25) -> 5
        U41_0(17,26) -> 5
        U41_0(17,29) -> 5
        U41_0(17,30) -> 5
        U41_0(23,14) -> 5
        U41_0(23,16) -> 5
        U41_0(23,17) -> 5
        U41_0(23,23) -> 5
        U41_0(23,24) -> 5
        U41_0(23,25) -> 5
        U41_0(23,26) -> 5
        U41_0(23,29) -> 5
        U41_0(23,30) -> 5
        U41_0(24,14) -> 5
        U41_0(24,16) -> 5
        U41_0(24,17) -> 5
        U41_0(24,23) -> 5
        U41_0(24,24) -> 5
        U41_0(24,25) -> 5
        U41_0(24,26) -> 5
        U41_0(24,29) -> 5
        U41_0(24,30) -> 5
        U41_0(25,14) -> 5
        U41_0(25,16) -> 5
        U41_0(25,17) -> 5
        U41_0(25,23) -> 5
        U41_0(25,24) -> 5
        U41_0(25,25) -> 5
        U41_0(25,26) -> 5
        U41_0(25,29) -> 5
        U41_0(25,30) -> 5
        U41_0(26,14) -> 5
        U41_0(26,16) -> 5
        U41_0(26,17) -> 5
        U41_0(26,23) -> 5
        U41_0(26,24) -> 5
        U41_0(26,25) -> 5
        U41_0(26,26) -> 5
        U41_0(26,29) -> 5
        U41_0(26,30) -> 5
        U41_0(29,14) -> 5
        U41_0(29,16) -> 5
        U41_0(29,17) -> 5
        U41_0(29,23) -> 5
        U41_0(29,24) -> 5
        U41_0(29,25) -> 5
        U41_0(29,26) -> 5
        U41_0(29,29) -> 5
        U41_0(29,30) -> 5
        U41_0(30,14) -> 5
        U41_0(30,16) -> 5
        U41_0(30,17) -> 5
        U41_0(30,23) -> 5
        U41_0(30,24) -> 5
        U41_0(30,25) -> 5
        U41_0(30,26) -> 5
        U41_0(30,29) -> 5
        U41_0(30,30) -> 5
        U41_1(14,14) -> 35
        U41_1(14,16) -> 35
        U41_1(14,17) -> 35
        U41_1(14,23) -> 35
        U41_1(14,24) -> 35
        U41_1(14,25) -> 35
        U41_1(14,26) -> 35
        U41_1(14,29) -> 35
        U41_1(14,30) -> 35
        U41_1(16,14) -> 35
        U41_1(16,16) -> 35
        U41_1(16,17) -> 35
        U41_1(16,23) -> 35
        U41_1(16,24) -> 35
        U41_1(16,25) -> 35
        U41_1(16,26) -> 35
        U41_1(16,29) -> 35
        U41_1(16,30) -> 35
        U41_1(17,14) -> 35
        U41_1(17,16) -> 35
        U41_1(17,17) -> 35
        U41_1(17,23) -> 35
        U41_1(17,24) -> 35
        U41_1(17,25) -> 35
        U41_1(17,26) -> 35
        U41_1(17,29) -> 35
        U41_1(17,30) -> 35
        U41_1(23,14) -> 35
        U41_1(23,16) -> 35
        U41_1(23,17) -> 35
        U41_1(23,23) -> 35
        U41_1(23,24) -> 35
        U41_1(23,25) -> 35
        U41_1(23,26) -> 35
        U41_1(23,29) -> 35
        U41_1(23,30) -> 35
        U41_1(24,14) -> 35
        U41_1(24,16) -> 35
        U41_1(24,17) -> 35
        U41_1(24,23) -> 35
        U41_1(24,24) -> 35
        U41_1(24,25) -> 35
        U41_1(24,26) -> 35
        U41_1(24,29) -> 35
        U41_1(24,30) -> 35
        U41_1(25,14) -> 35
        U41_1(25,16) -> 35
        U41_1(25,17) -> 35
        U41_1(25,23) -> 35
        U41_1(25,24) -> 35
        U41_1(25,25) -> 35
        U41_1(25,26) -> 35
        U41_1(25,29) -> 35
        U41_1(25,30) -> 35
        U41_1(26,14) -> 35
        U41_1(26,16) -> 35
        U41_1(26,17) -> 35
        U41_1(26,23) -> 35
        U41_1(26,24) -> 35
        U41_1(26,25) -> 35
        U41_1(26,26) -> 35
        U41_1(26,29) -> 35
        U41_1(26,30) -> 35
        U41_1(29,14) -> 35
        U41_1(29,16) -> 35
        U41_1(29,17) -> 35
        U41_1(29,23) -> 35
        U41_1(29,24) -> 35
        U41_1(29,25) -> 35
        U41_1(29,26) -> 35
        U41_1(29,29) -> 35
        U41_1(29,30) -> 35
        U41_1(30,14) -> 35
        U41_1(30,16) -> 35
        U41_1(30,17) -> 35
        U41_1(30,23) -> 35
        U41_1(30,24) -> 35
        U41_1(30,25) -> 35
        U41_1(30,26) -> 35
        U41_1(30,29) -> 35
        U41_1(30,30) -> 35
        U42_0(14) -> 6
        U42_0(16) -> 6
        U42_0(17) -> 6
        U42_0(23) -> 6
        U42_0(24) -> 6
        U42_0(25) -> 6
        U42_0(26) -> 6
        U42_0(29) -> 6
        U42_0(30) -> 6
        U42_1(14) -> 36
        U42_1(16) -> 36
        U42_1(17) -> 36
        U42_1(23) -> 36
        U42_1(24) -> 36
        U42_1(25) -> 36
        U42_1(26) -> 36
        U42_1(29) -> 36
        U42_1(30) -> 36
        U51_0(14,14) -> 7
        U51_0(14,16) -> 7
        U51_0(14,17) -> 7
        U51_0(14,23) -> 7
        U51_0(14,24) -> 7
        U51_0(14,25) -> 7
        U51_0(14,26) -> 7
        U51_0(14,29) -> 7
        U51_0(14,30) -> 7
        U51_0(16,14) -> 7
        U51_0(16,16) -> 7
        U51_0(16,17) -> 7
        U51_0(16,23) -> 7
        U51_0(16,24) -> 7
        U51_0(16,25) -> 7
        U51_0(16,26) -> 7
        U51_0(16,29) -> 7
        U51_0(16,30) -> 7
        U51_0(17,14) -> 7
        U51_0(17,16) -> 7
        U51_0(17,17) -> 7
        U51_0(17,23) -> 7
        U51_0(17,24) -> 7
        U51_0(17,25) -> 7
        U51_0(17,26) -> 7
        U51_0(17,29) -> 7
        U51_0(17,30) -> 7
        U51_0(23,14) -> 7
        U51_0(23,16) -> 7
        U51_0(23,17) -> 7
        U51_0(23,23) -> 7
        U51_0(23,24) -> 7
        U51_0(23,25) -> 7
        U51_0(23,26) -> 7
        U51_0(23,29) -> 7
        U51_0(23,30) -> 7
        U51_0(24,14) -> 7
        U51_0(24,16) -> 7
        U51_0(24,17) -> 7
        U51_0(24,23) -> 7
        U51_0(24,24) -> 7
        U51_0(24,25) -> 7
        U51_0(24,26) -> 7
        U51_0(24,29) -> 7
        U51_0(24,30) -> 7
        U51_0(25,14) -> 7
        U51_0(25,16) -> 7
        U51_0(25,17) -> 7
        U51_0(25,23) -> 7
        U51_0(25,24) -> 7
        U51_0(25,25) -> 7
        U51_0(25,26) -> 7
        U51_0(25,29) -> 7
        U51_0(25,30) -> 7
        U51_0(26,14) -> 7
        U51_0(26,16) -> 7
        U51_0(26,17) -> 7
        U51_0(26,23) -> 7
        U51_0(26,24) -> 7
        U51_0(26,25) -> 7
        U51_0(26,26) -> 7
        U51_0(26,29) -> 7
        U51_0(26,30) -> 7
        U51_0(29,14) -> 7
        U51_0(29,16) -> 7
        U51_0(29,17) -> 7
        U51_0(29,23) -> 7
        U51_0(29,24) -> 7
        U51_0(29,25) -> 7
        U51_0(29,26) -> 7
        U51_0(29,29) -> 7
        U51_0(29,30) -> 7
        U51_0(30,14) -> 7
        U51_0(30,16) -> 7
        U51_0(30,17) -> 7
        U51_0(30,23) -> 7
        U51_0(30,24) -> 7
        U51_0(30,25) -> 7
        U51_0(30,26) -> 7
        U51_0(30,29) -> 7
        U51_0(30,30) -> 7
        U51_1(14,14) -> 37
        U51_1(14,16) -> 37
        U51_1(14,17) -> 37
        U51_1(14,23) -> 37
        U51_1(14,24) -> 37
        U51_1(14,25) -> 37
        U51_1(14,26) -> 37
        U51_1(14,29) -> 37
        U51_1(14,30) -> 37
        U51_1(16,14) -> 37
        U51_1(16,16) -> 37
        U51_1(16,17) -> 37
        U51_1(16,23) -> 37
        U51_1(16,24) -> 37
        U51_1(16,25) -> 37
        U51_1(16,26) -> 37
        U51_1(16,29) -> 37
        U51_1(16,30) -> 37
        U51_1(17,14) -> 37
        U51_1(17,16) -> 37
        U51_1(17,17) -> 37
        U51_1(17,23) -> 37
        U51_1(17,24) -> 37
        U51_1(17,25) -> 37
        U51_1(17,26) -> 37
        U51_1(17,29) -> 37
        U51_1(17,30) -> 37
        U51_1(23,14) -> 37
        U51_1(23,16) -> 37
        U51_1(23,17) -> 37
        U51_1(23,23) -> 37
        U51_1(23,24) -> 37
        U51_1(23,25) -> 37
        U51_1(23,26) -> 37
        U51_1(23,29) -> 37
        U51_1(23,30) -> 37
        U51_1(24,14) -> 37
        U51_1(24,16) -> 37
        U51_1(24,17) -> 37
        U51_1(24,23) -> 37
        U51_1(24,24) -> 37
        U51_1(24,25) -> 37
        U51_1(24,26) -> 37
        U51_1(24,29) -> 37
        U51_1(24,30) -> 37
        U51_1(25,14) -> 37
        U51_1(25,16) -> 37
        U51_1(25,17) -> 37
        U51_1(25,23) -> 37
        U51_1(25,24) -> 37
        U51_1(25,25) -> 37
        U51_1(25,26) -> 37
        U51_1(25,29) -> 37
        U51_1(25,30) -> 37
        U51_1(26,14) -> 37
        U51_1(26,16) -> 37
        U51_1(26,17) -> 37
        U51_1(26,23) -> 37
        U51_1(26,24) -> 37
        U51_1(26,25) -> 37
        U51_1(26,26) -> 37
        U51_1(26,29) -> 37
        U51_1(26,30) -> 37
        U51_1(29,14) -> 37
        U51_1(29,16) -> 37
        U51_1(29,17) -> 37
        U51_1(29,23) -> 37
        U51_1(29,24) -> 37
        U51_1(29,25) -> 37
        U51_1(29,26) -> 37
        U51_1(29,29) -> 37
        U51_1(29,30) -> 37
        U51_1(30,14) -> 37
        U51_1(30,16) -> 37
        U51_1(30,17) -> 37
        U51_1(30,23) -> 37
        U51_1(30,24) -> 37
        U51_1(30,25) -> 37
        U51_1(30,26) -> 37
        U51_1(30,29) -> 37
        U51_1(30,30) -> 37
        U52_0(14) -> 8
        U52_0(16) -> 8
        U52_0(17) -> 8
        U52_0(23) -> 8
        U52_0(24) -> 8
        U52_0(25) -> 8
        U52_0(26) -> 8
        U52_0(29) -> 8
        U52_0(30) -> 8
        U52_1(14) -> 38
        U52_1(16) -> 38
        U52_1(17) -> 38
        U52_1(23) -> 38
        U52_1(24) -> 38
        U52_1(25) -> 38
        U52_1(26) -> 38
        U52_1(29) -> 38
        U52_1(30) -> 38
        U61_0(14) -> 9
        U61_0(16) -> 9
        U61_0(17) -> 9
        U61_0(23) -> 9
        U61_0(24) -> 9
        U61_0(25) -> 9
        U61_0(26) -> 9
        U61_0(29) -> 9
        U61_0(30) -> 9
        U61_1(14) -> 39
        U61_1(16) -> 39
        U61_1(17) -> 39
        U61_1(23) -> 39
        U61_1(24) -> 39
        U61_1(25) -> 39
        U61_1(26) -> 39
        U61_1(29) -> 39
        U61_1(30) -> 39
        U71_0(14,14) -> 10
        U71_0(14,16) -> 10
        U71_0(14,17) -> 10
        U71_0(14,23) -> 10
        U71_0(14,24) -> 10
        U71_0(14,25) -> 10
        U71_0(14,26) -> 10
        U71_0(14,29) -> 10
        U71_0(14,30) -> 10
        U71_0(16,14) -> 10
        U71_0(16,16) -> 10
        U71_0(16,17) -> 10
        U71_0(16,23) -> 10
        U71_0(16,24) -> 10
        U71_0(16,25) -> 10
        U71_0(16,26) -> 10
        U71_0(16,29) -> 10
        U71_0(16,30) -> 10
        U71_0(17,14) -> 10
        U71_0(17,16) -> 10
        U71_0(17,17) -> 10
        U71_0(17,23) -> 10
        U71_0(17,24) -> 10
        U71_0(17,25) -> 10
        U71_0(17,26) -> 10
        U71_0(17,29) -> 10
        U71_0(17,30) -> 10
        U71_0(23,14) -> 10
        U71_0(23,16) -> 10
        U71_0(23,17) -> 10
        U71_0(23,23) -> 10
        U71_0(23,24) -> 10
        U71_0(23,25) -> 10
        U71_0(23,26) -> 10
        U71_0(23,29) -> 10
        U71_0(23,30) -> 10
        U71_0(24,14) -> 10
        U71_0(24,16) -> 10
        U71_0(24,17) -> 10
        U71_0(24,23) -> 10
        U71_0(24,24) -> 10
        U71_0(24,25) -> 10
        U71_0(24,26) -> 10
        U71_0(24,29) -> 10
        U71_0(24,30) -> 10
        U71_0(25,14) -> 10
        U71_0(25,16) -> 10
        U71_0(25,17) -> 10
        U71_0(25,23) -> 10
        U71_0(25,24) -> 10
        U71_0(25,25) -> 10
        U71_0(25,26) -> 10
        U71_0(25,29) -> 10
        U71_0(25,30) -> 10
        U71_0(26,14) -> 10
        U71_0(26,16) -> 10
        U71_0(26,17) -> 10
        U71_0(26,23) -> 10
        U71_0(26,24) -> 10
        U71_0(26,25) -> 10
        U71_0(26,26) -> 10
        U71_0(26,29) -> 10
        U71_0(26,30) -> 10
        U71_0(29,14) -> 10
        U71_0(29,16) -> 10
        U71_0(29,17) -> 10
        U71_0(29,23) -> 10
        U71_0(29,24) -> 10
        U71_0(29,25) -> 10
        U71_0(29,26) -> 10
        U71_0(29,29) -> 10
        U71_0(29,30) -> 10
        U71_0(30,14) -> 10
        U71_0(30,16) -> 10
        U71_0(30,17) -> 10
        U71_0(30,23) -> 10
        U71_0(30,24) -> 10
        U71_0(30,25) -> 10
        U71_0(30,26) -> 10
        U71_0(30,29) -> 10
        U71_0(30,30) -> 10
        U71_1(14,14) -> 40
        U71_1(14,16) -> 40
        U71_1(14,17) -> 40
        U71_1(14,23) -> 40
        U71_1(14,24) -> 40
        U71_1(14,25) -> 40
        U71_1(14,26) -> 40
        U71_1(14,29) -> 40
        U71_1(14,30) -> 40
        U71_1(16,14) -> 40
        U71_1(16,16) -> 40
        U71_1(16,17) -> 40
        U71_1(16,23) -> 40
        U71_1(16,24) -> 40
        U71_1(16,25) -> 40
        U71_1(16,26) -> 40
        U71_1(16,29) -> 40
        U71_1(16,30) -> 40
        U71_1(17,14) -> 40
        U71_1(17,16) -> 40
        U71_1(17,17) -> 40
        U71_1(17,23) -> 40
        U71_1(17,24) -> 40
        U71_1(17,25) -> 40
        U71_1(17,26) -> 40
        U71_1(17,29) -> 40
        U71_1(17,30) -> 40
        U71_1(23,14) -> 40
        U71_1(23,16) -> 40
        U71_1(23,17) -> 40
        U71_1(23,23) -> 40
        U71_1(23,24) -> 40
        U71_1(23,25) -> 40
        U71_1(23,26) -> 40
        U71_1(23,29) -> 40
        U71_1(23,30) -> 40
        U71_1(24,14) -> 40
        U71_1(24,16) -> 40
        U71_1(24,17) -> 40
        U71_1(24,23) -> 40
        U71_1(24,24) -> 40
        U71_1(24,25) -> 40
        U71_1(24,26) -> 40
        U71_1(24,29) -> 40
        U71_1(24,30) -> 40
        U71_1(25,14) -> 40
        U71_1(25,16) -> 40
        U71_1(25,17) -> 40
        U71_1(25,23) -> 40
        U71_1(25,24) -> 40
        U71_1(25,25) -> 40
        U71_1(25,26) -> 40
        U71_1(25,29) -> 40
        U71_1(25,30) -> 40
        U71_1(26,14) -> 40
        U71_1(26,16) -> 40
        U71_1(26,17) -> 40
        U71_1(26,23) -> 40
        U71_1(26,24) -> 40
        U71_1(26,25) -> 40
        U71_1(26,26) -> 40
        U71_1(26,29) -> 40
        U71_1(26,30) -> 40
        U71_1(29,14) -> 40
        U71_1(29,16) -> 40
        U71_1(29,17) -> 40
        U71_1(29,23) -> 40
        U71_1(29,24) -> 40
        U71_1(29,25) -> 40
        U71_1(29,26) -> 40
        U71_1(29,29) -> 40
        U71_1(29,30) -> 40
        U71_1(30,14) -> 40
        U71_1(30,16) -> 40
        U71_1(30,17) -> 40
        U71_1(30,23) -> 40
        U71_1(30,24) -> 40
        U71_1(30,25) -> 40
        U71_1(30,26) -> 40
        U71_1(30,29) -> 40
        U71_1(30,30) -> 40
        U72_0(14) -> 11
        U72_0(16) -> 11
        U72_0(17) -> 11
        U72_0(23) -> 11
        U72_0(24) -> 11
        U72_0(25) -> 11
        U72_0(26) -> 11
        U72_0(29) -> 11
        U72_0(30) -> 11
        U72_1(14) -> 41
        U72_1(16) -> 41
        U72_1(17) -> 41
        U72_1(23) -> 41
        U72_1(24) -> 41
        U72_1(25) -> 41
        U72_1(26) -> 41
        U72_1(29) -> 41
        U72_1(30) -> 41
        U81_0(14) -> 12
        U81_0(16) -> 12
        U81_0(17) -> 12
        U81_0(23) -> 12
        U81_0(24) -> 12
        U81_0(25) -> 12
        U81_0(26) -> 12
        U81_0(29) -> 12
        U81_0(30) -> 12
        U81_1(14) -> 42
        U81_1(16) -> 42
        U81_1(17) -> 42
        U81_1(23) -> 42
        U81_1(24) -> 42
        U81_1(25) -> 42
        U81_1(26) -> 42
        U81_1(29) -> 42
        U81_1(30) -> 42
        ___0(14,14) -> 13
        ___0(14,16) -> 13
        ___0(14,17) -> 13
        ___0(14,23) -> 13
        ___0(14,24) -> 13
        ___0(14,25) -> 13
        ___0(14,26) -> 13
        ___0(14,29) -> 13
        ___0(14,30) -> 13
        ___0(16,14) -> 13
        ___0(16,16) -> 13
        ___0(16,17) -> 13
        ___0(16,23) -> 13
        ___0(16,24) -> 13
        ___0(16,25) -> 13
        ___0(16,26) -> 13
        ___0(16,29) -> 13
        ___0(16,30) -> 13
        ___0(17,14) -> 13
        ___0(17,16) -> 13
        ___0(17,17) -> 13
        ___0(17,23) -> 13
        ___0(17,24) -> 13
        ___0(17,25) -> 13
        ___0(17,26) -> 13
        ___0(17,29) -> 13
        ___0(17,30) -> 13
        ___0(23,14) -> 13
        ___0(23,16) -> 13
        ___0(23,17) -> 13
        ___0(23,23) -> 13
        ___0(23,24) -> 13
        ___0(23,25) -> 13
        ___0(23,26) -> 13
        ___0(23,29) -> 13
        ___0(23,30) -> 13
        ___0(24,14) -> 13
        ___0(24,16) -> 13
        ___0(24,17) -> 13
        ___0(24,23) -> 13
        ___0(24,24) -> 13
        ___0(24,25) -> 13
        ___0(24,26) -> 13
        ___0(24,29) -> 13
        ___0(24,30) -> 13
        ___0(25,14) -> 13
        ___0(25,16) -> 13
        ___0(25,17) -> 13
        ___0(25,23) -> 13
        ___0(25,24) -> 13
        ___0(25,25) -> 13
        ___0(25,26) -> 13
        ___0(25,29) -> 13
        ___0(25,30) -> 13
        ___0(26,14) -> 13
        ___0(26,16) -> 13
        ___0(26,17) -> 13
        ___0(26,23) -> 13
        ___0(26,24) -> 13
        ___0(26,25) -> 13
        ___0(26,26) -> 13
        ___0(26,29) -> 13
        ___0(26,30) -> 13
        ___0(29,14) -> 13
        ___0(29,16) -> 13
        ___0(29,17) -> 13
        ___0(29,23) -> 13
        ___0(29,24) -> 13
        ___0(29,25) -> 13
        ___0(29,26) -> 13
        ___0(29,29) -> 13
        ___0(29,30) -> 13
        ___0(30,14) -> 13
        ___0(30,16) -> 13
        ___0(30,17) -> 13
        ___0(30,23) -> 13
        ___0(30,24) -> 13
        ___0(30,25) -> 13
        ___0(30,26) -> 13
        ___0(30,29) -> 13
        ___0(30,30) -> 13
        ___1(14,14) -> 43
        ___1(14,16) -> 43
        ___1(14,17) -> 43
        ___1(14,23) -> 43
        ___1(14,24) -> 43
        ___1(14,25) -> 43
        ___1(14,26) -> 43
        ___1(14,29) -> 43
        ___1(14,30) -> 43
        ___1(16,14) -> 43
        ___1(16,16) -> 43
        ___1(16,17) -> 43
        ___1(16,23) -> 43
        ___1(16,24) -> 43
        ___1(16,25) -> 43
        ___1(16,26) -> 43
        ___1(16,29) -> 43
        ___1(16,30) -> 43
        ___1(17,14) -> 43
        ___1(17,16) -> 43
        ___1(17,17) -> 43
        ___1(17,23) -> 43
        ___1(17,24) -> 43
        ___1(17,25) -> 43
        ___1(17,26) -> 43
        ___1(17,29) -> 43
        ___1(17,30) -> 43
        ___1(23,14) -> 43
        ___1(23,16) -> 43
        ___1(23,17) -> 43
        ___1(23,23) -> 43
        ___1(23,24) -> 43
        ___1(23,25) -> 43
        ___1(23,26) -> 43
        ___1(23,29) -> 43
        ___1(23,30) -> 43
        ___1(24,14) -> 43
        ___1(24,16) -> 43
        ___1(24,17) -> 43
        ___1(24,23) -> 43
        ___1(24,24) -> 43
        ___1(24,25) -> 43
        ___1(24,26) -> 43
        ___1(24,29) -> 43
        ___1(24,30) -> 43
        ___1(25,14) -> 43
        ___1(25,16) -> 43
        ___1(25,17) -> 43
        ___1(25,23) -> 43
        ___1(25,24) -> 43
        ___1(25,25) -> 43
        ___1(25,26) -> 43
        ___1(25,29) -> 43
        ___1(25,30) -> 43
        ___1(26,14) -> 43
        ___1(26,16) -> 43
        ___1(26,17) -> 43
        ___1(26,23) -> 43
        ___1(26,24) -> 43
        ___1(26,25) -> 43
        ___1(26,26) -> 43
        ___1(26,29) -> 43
        ___1(26,30) -> 43
        ___1(29,14) -> 43
        ___1(29,16) -> 43
        ___1(29,17) -> 43
        ___1(29,23) -> 43
        ___1(29,24) -> 43
        ___1(29,25) -> 43
        ___1(29,26) -> 43
        ___1(29,29) -> 43
        ___1(29,30) -> 43
        ___1(30,14) -> 43
        ___1(30,16) -> 43
        ___1(30,17) -> 43
        ___1(30,23) -> 43
        ___1(30,24) -> 43
        ___1(30,25) -> 43
        ___1(30,26) -> 43
        ___1(30,29) -> 43
        ___1(30,30) -> 43
        a_0() -> 14
        a_1() -> 49
        active_0(14) -> 15
        active_0(16) -> 15
        active_0(17) -> 15
        active_0(23) -> 15
        active_0(24) -> 15
        active_0(25) -> 15
        active_0(26) -> 15
        active_0(29) -> 15
        active_0(30) -> 15
        active_1(14) -> 50
        active_1(16) -> 50
        active_1(17) -> 50
        active_1(23) -> 50
        active_1(24) -> 50
        active_1(25) -> 50
        active_1(26) -> 50
        active_1(29) -> 50
        active_1(30) -> 50
        active_2(49) -> 51
        e_0() -> 16
        e_1() -> 49
        i_0() -> 17
        i_1() -> 49
        isList_0(14) -> 18
        isList_0(16) -> 18
        isList_0(17) -> 18
        isList_0(23) -> 18
        isList_0(24) -> 18
        isList_0(25) -> 18
        isList_0(26) -> 18
        isList_0(29) -> 18
        isList_0(30) -> 18
        isList_1(14) -> 44
        isList_1(16) -> 44
        isList_1(17) -> 44
        isList_1(23) -> 44
        isList_1(24) -> 44
        isList_1(25) -> 44
        isList_1(26) -> 44
        isList_1(29) -> 44
        isList_1(30) -> 44
        isNeList_0(14) -> 19
        isNeList_0(16) -> 19
        isNeList_0(17) -> 19
        isNeList_0(23) -> 19
        isNeList_0(24) -> 19
        isNeList_0(25) -> 19
        isNeList_0(26) -> 19
        isNeList_0(29) -> 19
        isNeList_0(30) -> 19
        isNeList_1(14) -> 45
        isNeList_1(16) -> 45
        isNeList_1(17) -> 45
        isNeList_1(23) -> 45
        isNeList_1(24) -> 45
        isNeList_1(25) -> 45
        isNeList_1(26) -> 45
        isNeList_1(29) -> 45
        isNeList_1(30) -> 45
        isNePal_0(14) -> 20
        isNePal_0(16) -> 20
        isNePal_0(17) -> 20
        isNePal_0(23) -> 20
        isNePal_0(24) -> 20
        isNePal_0(25) -> 20
        isNePal_0(26) -> 20
        isNePal_0(29) -> 20
        isNePal_0(30) -> 20
        isNePal_1(14) -> 46
        isNePal_1(16) -> 46
        isNePal_1(17) -> 46
        isNePal_1(23) -> 46
        isNePal_1(24) -> 46
        isNePal_1(25) -> 46
        isNePal_1(26) -> 46
        isNePal_1(29) -> 46
        isNePal_1(30) -> 46
        isPal_0(14) -> 21
        isPal_0(16) -> 21
        isPal_0(17) -> 21
        isPal_0(23) -> 21
        isPal_0(24) -> 21
        isPal_0(25) -> 21
        isPal_0(26) -> 21
        isPal_0(29) -> 21
        isPal_0(30) -> 21
        isPal_1(14) -> 47
        isPal_1(16) -> 47
        isPal_1(17) -> 47
        isPal_1(23) -> 47
        isPal_1(24) -> 47
        isPal_1(25) -> 47
        isPal_1(26) -> 47
        isPal_1(29) -> 47
        isPal_1(30) -> 47
        isQid_0(14) -> 22
        isQid_0(16) -> 22
        isQid_0(17) -> 22
        isQid_0(23) -> 22
        isQid_0(24) -> 22
        isQid_0(25) -> 22
        isQid_0(26) -> 22
        isQid_0(29) -> 22
        isQid_0(30) -> 22
        isQid_1(14) -> 48
        isQid_1(16) -> 48
        isQid_1(17) -> 48
        isQid_1(23) -> 48
        isQid_1(24) -> 48
        isQid_1(25) -> 48
        isQid_1(26) -> 48
        isQid_1(29) -> 48
        isQid_1(30) -> 48
        mark_0(14) -> 23
        mark_0(16) -> 23
        mark_0(17) -> 23
        mark_0(23) -> 23
        mark_0(24) -> 23
        mark_0(25) -> 23
        mark_0(26) -> 23
        mark_0(29) -> 23
        mark_0(30) -> 23
        mark_1(31) -> 1
        mark_1(31) -> 31
        mark_1(32) -> 2
        mark_1(32) -> 32
        mark_1(33) -> 3
        mark_1(33) -> 33
        mark_1(34) -> 4
        mark_1(34) -> 34
        mark_1(35) -> 5
        mark_1(35) -> 35
        mark_1(36) -> 6
        mark_1(36) -> 36
        mark_1(37) -> 7
        mark_1(37) -> 37
        mark_1(38) -> 8
        mark_1(38) -> 38
        mark_1(39) -> 9
        mark_1(39) -> 39
        mark_1(40) -> 10
        mark_1(40) -> 40
        mark_1(41) -> 11
        mark_1(41) -> 41
        mark_1(42) -> 12
        mark_1(42) -> 42
        mark_1(43) -> 13
        mark_1(43) -> 43
        nil_0() -> 24
        nil_1() -> 49
        o_0() -> 25
        o_1() -> 49
        ok_0(14) -> 26
        ok_0(16) -> 26
        ok_0(17) -> 26
        ok_0(23) -> 26
        ok_0(24) -> 26
        ok_0(25) -> 26
        ok_0(26) -> 26
        ok_0(29) -> 26
        ok_0(30) -> 26
        ok_1(31) -> 1
        ok_1(31) -> 31
        ok_1(32) -> 2
        ok_1(32) -> 32
        ok_1(33) -> 3
        ok_1(33) -> 33
        ok_1(34) -> 4
        ok_1(34) -> 34
        ok_1(35) -> 5
        ok_1(35) -> 35
        ok_1(36) -> 6
        ok_1(36) -> 36
        ok_1(37) -> 7
        ok_1(37) -> 37
        ok_1(38) -> 8
        ok_1(38) -> 38
        ok_1(39) -> 9
        ok_1(39) -> 39
        ok_1(40) -> 10
        ok_1(40) -> 40
        ok_1(41) -> 11
        ok_1(41) -> 41
        ok_1(42) -> 12
        ok_1(42) -> 42
        ok_1(43) -> 13
        ok_1(43) -> 43
        ok_1(44) -> 18
        ok_1(44) -> 44
        ok_1(45) -> 19
        ok_1(45) -> 45
        ok_1(46) -> 20
        ok_1(46) -> 46
        ok_1(47) -> 21
        ok_1(47) -> 47
        ok_1(48) -> 22
        ok_1(48) -> 48
        ok_1(49) -> 27
        ok_1(49) -> 50
        proper_0(14) -> 27
        proper_0(16) -> 27
        proper_0(17) -> 27
        proper_0(23) -> 27
        proper_0(24) -> 27
        proper_0(25) -> 27
        proper_0(26) -> 27
        proper_0(29) -> 27
        proper_0(30) -> 27
        proper_1(14) -> 50
        proper_1(16) -> 50
        proper_1(17) -> 50
        proper_1(23) -> 50
        proper_1(24) -> 50
        proper_1(25) -> 50
        proper_1(26) -> 50
        proper_1(29) -> 50
        proper_1(30) -> 50
        top_0(14) -> 28
        top_0(16) -> 28
        top_0(17) -> 28
        top_0(23) -> 28
        top_0(24) -> 28
        top_0(25) -> 28
        top_0(26) -> 28
        top_0(29) -> 28
        top_0(30) -> 28
        top_1(50) -> 28
        top_2(51) -> 28
        tt_0() -> 29
        tt_1() -> 49
        u_0() -> 30
        u_1() -> 49
*** 1.1 Progress [(O(1),O(1))]  ***
    Considered Problem:
      Strict DP Rules:
        
      Strict TRS Rules:
        
      Weak DP Rules:
        
      Weak TRS Rules:
        U11(mark(X)) -> mark(U11(X))
        U11(ok(X)) -> ok(U11(X))
        U21(mark(X1),X2) -> mark(U21(X1,X2))
        U21(ok(X1),ok(X2)) -> ok(U21(X1,X2))
        U22(mark(X)) -> mark(U22(X))
        U22(ok(X)) -> ok(U22(X))
        U31(mark(X)) -> mark(U31(X))
        U31(ok(X)) -> ok(U31(X))
        U41(mark(X1),X2) -> mark(U41(X1,X2))
        U41(ok(X1),ok(X2)) -> ok(U41(X1,X2))
        U42(mark(X)) -> mark(U42(X))
        U42(ok(X)) -> ok(U42(X))
        U51(mark(X1),X2) -> mark(U51(X1,X2))
        U51(ok(X1),ok(X2)) -> ok(U51(X1,X2))
        U52(mark(X)) -> mark(U52(X))
        U52(ok(X)) -> ok(U52(X))
        U61(mark(X)) -> mark(U61(X))
        U61(ok(X)) -> ok(U61(X))
        U71(mark(X1),X2) -> mark(U71(X1,X2))
        U71(ok(X1),ok(X2)) -> ok(U71(X1,X2))
        U72(mark(X)) -> mark(U72(X))
        U72(ok(X)) -> ok(U72(X))
        U81(mark(X)) -> mark(U81(X))
        U81(ok(X)) -> ok(U81(X))
        __(X1,mark(X2)) -> mark(__(X1,X2))
        __(mark(X1),X2) -> mark(__(X1,X2))
        __(ok(X1),ok(X2)) -> ok(__(X1,X2))
        active(U11(X)) -> U11(active(X))
        active(U11(tt())) -> mark(tt())
        active(U21(X1,X2)) -> U21(active(X1),X2)
        active(U21(tt(),V2)) -> mark(U22(isList(V2)))
        active(U22(X)) -> U22(active(X))
        active(U22(tt())) -> mark(tt())
        active(U31(X)) -> U31(active(X))
        active(U31(tt())) -> mark(tt())
        active(U41(X1,X2)) -> U41(active(X1),X2)
        active(U41(tt(),V2)) -> mark(U42(isNeList(V2)))
        active(U42(X)) -> U42(active(X))
        active(U42(tt())) -> mark(tt())
        active(U51(X1,X2)) -> U51(active(X1),X2)
        active(U51(tt(),V2)) -> mark(U52(isList(V2)))
        active(U52(X)) -> U52(active(X))
        active(U52(tt())) -> mark(tt())
        active(U61(X)) -> U61(active(X))
        active(U61(tt())) -> mark(tt())
        active(U71(X1,X2)) -> U71(active(X1),X2)
        active(U71(tt(),P)) -> mark(U72(isPal(P)))
        active(U72(X)) -> U72(active(X))
        active(U72(tt())) -> mark(tt())
        active(U81(X)) -> U81(active(X))
        active(U81(tt())) -> mark(tt())
        active(__(X,nil())) -> mark(X)
        active(__(X1,X2)) -> __(X1,active(X2))
        active(__(X1,X2)) -> __(active(X1),X2)
        active(__(__(X,Y),Z)) -> mark(__(X,__(Y,Z)))
        active(__(nil(),X)) -> mark(X)
        active(isList(V)) -> mark(U11(isNeList(V)))
        active(isList(__(V1,V2))) -> mark(U21(isList(V1),V2))
        active(isList(nil())) -> mark(tt())
        active(isNeList(V)) -> mark(U31(isQid(V)))
        active(isNeList(__(V1,V2))) -> mark(U41(isList(V1),V2))
        active(isNeList(__(V1,V2))) -> mark(U51(isNeList(V1),V2))
        active(isNePal(V)) -> mark(U61(isQid(V)))
        active(isNePal(__(I,__(P,I)))) -> mark(U71(isQid(I),P))
        active(isPal(V)) -> mark(U81(isNePal(V)))
        active(isPal(nil())) -> mark(tt())
        active(isQid(a())) -> mark(tt())
        active(isQid(e())) -> mark(tt())
        active(isQid(i())) -> mark(tt())
        active(isQid(o())) -> mark(tt())
        active(isQid(u())) -> mark(tt())
        isList(ok(X)) -> ok(isList(X))
        isNeList(ok(X)) -> ok(isNeList(X))
        isNePal(ok(X)) -> ok(isNePal(X))
        isPal(ok(X)) -> ok(isPal(X))
        isQid(ok(X)) -> ok(isQid(X))
        proper(U11(X)) -> U11(proper(X))
        proper(U21(X1,X2)) -> U21(proper(X1),proper(X2))
        proper(U22(X)) -> U22(proper(X))
        proper(U31(X)) -> U31(proper(X))
        proper(U41(X1,X2)) -> U41(proper(X1),proper(X2))
        proper(U42(X)) -> U42(proper(X))
        proper(U51(X1,X2)) -> U51(proper(X1),proper(X2))
        proper(U52(X)) -> U52(proper(X))
        proper(U61(X)) -> U61(proper(X))
        proper(U71(X1,X2)) -> U71(proper(X1),proper(X2))
        proper(U72(X)) -> U72(proper(X))
        proper(U81(X)) -> U81(proper(X))
        proper(__(X1,X2)) -> __(proper(X1),proper(X2))
        proper(a()) -> ok(a())
        proper(e()) -> ok(e())
        proper(i()) -> ok(i())
        proper(isList(X)) -> isList(proper(X))
        proper(isNeList(X)) -> isNeList(proper(X))
        proper(isNePal(X)) -> isNePal(proper(X))
        proper(isPal(X)) -> isPal(proper(X))
        proper(isQid(X)) -> isQid(proper(X))
        proper(nil()) -> ok(nil())
        proper(o()) -> ok(o())
        proper(tt()) -> ok(tt())
        proper(u()) -> ok(u())
        top(mark(X)) -> top(proper(X))
        top(ok(X)) -> top(active(X))
      Signature:
        {U11/1,U21/2,U22/1,U31/1,U41/2,U42/1,U51/2,U52/1,U61/1,U71/2,U72/1,U81/1,__/2,active/1,isList/1,isNeList/1,isNePal/1,isPal/1,isQid/1,proper/1,top/1} / {a/0,e/0,i/0,mark/1,nil/0,o/0,ok/1,tt/0,u/0}
      Obligation:
        Full
        basic terms: {U11,U21,U22,U31,U41,U42,U51,U52,U61,U71,U72,U81,__,active,isList,isNeList,isNePal,isPal,isQid,proper,top}/{a,e,i,mark,nil,o,ok,tt,u}
    Applied Processor:
      EmptyProcessor
    Proof:
      The problem is already closed. The intended complexity is O(1).