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CSE_E---1.7.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : CSE_E---1.7
% Problem  : SWC091+1 : TPTP v9.2.1. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : /export/starexec/sandbox2/solver/bin/lemma_parallel_prover %s --lemma-prover /export/starexec/sandbox2/solver/bin/cse --final-prover /export/starexec/sandbox2/solver/bin/eprover --proof-time %d --global-time-limit %d

% Computer : n017.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Tue May  5 05:18:14 PM UTC 2026

% Result   : Theorem 2.54s 2.05s
% Output   : CNFRefutation 2.54s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   29
%            Number of leaves      :   30
% Syntax   : Number of formulae    :  181 (  39 unt;   0 def)
%            Number of atoms       :  633 ( 160 equ)
%            Maximal formula atoms :   19 (   3 avg)
%            Number of connectives :  763 ( 311   ~; 329   |;  48   &)
%                                         (   6 <=>;  69  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   21 (   4 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    9 (   7 usr;   1 prp; 0-2 aty)
%            Number of functors    :   15 (  15 usr;   5 con; 0-2 aty)
%            Number of variables   :  232 (   0 sgn 120   !;  10   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(co1,conjecture,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ! [X3] :
              ( ssList(X3)
             => ! [X4] :
                  ( ssList(X4)
                 => ( X2 != X4
                    | X1 != X3
                    | ~ neq(X2,nil)
                    | ~ frontsegP(X4,X3)
                    | ~ totalorderedP(X3)
                    | ? [X5] :
                        ( ssList(X5)
                        & neq(X5,nil)
                        & segmentP(X2,X5)
                        & segmentP(X1,X5) )
                    | ? [X6] :
                        ( ssList(X6)
                        & neq(X3,X6)
                        & frontsegP(X4,X6)
                        & segmentP(X6,X3)
                        & totalorderedP(X6) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1) ).

fof(ax43,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ! [X3] :
              ( ssList(X3)
             => ( frontsegP(X1,X2)
               => frontsegP(app(X1,X3),X2) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax43) ).

fof(ax45,axiom,
    ! [X1] :
      ( ssList(X1)
     => frontsegP(X1,nil) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax45) ).

fof(ax5,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( frontsegP(X1,X2)
          <=> ? [X3] :
                ( ssList(X3)
                & app(X2,X3) = X1 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax5) ).

fof(ax17,axiom,
    ssList(nil),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax17) ).

fof(ax50,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ! [X3] :
              ( ssList(X3)
             => ( rearsegP(X1,X2)
               => rearsegP(app(X3,X1),X2) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax50) ).

fof(ax51,axiom,
    ! [X1] :
      ( ssList(X1)
     => rearsegP(X1,nil) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax51) ).

fof(ax28,axiom,
    ! [X1] :
      ( ssList(X1)
     => app(nil,X1) = X1 ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax28) ).

fof(ax7,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( segmentP(X1,X2)
          <=> ? [X3] :
                ( ssList(X3)
                & ? [X4] :
                    ( ssList(X4)
                    & app(app(X3,X2),X4) = X1 ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax7) ).

fof(ax6,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( rearsegP(X1,X2)
          <=> ? [X3] :
                ( ssList(X3)
                & app(X3,X2) = X1 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax6) ).

fof(ax84,axiom,
    ! [X1] :
      ( ssList(X1)
     => app(X1,nil) = X1 ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax84) ).

fof(ax78,axiom,
    ! [X1] :
      ( ssList(X1)
     => ( nil != X1
       => cons(hd(X1),tl(X1)) = X1 ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax78) ).

fof(ax85,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( nil != X1
           => hd(app(X1,X2)) = hd(X1) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax85) ).

fof(ax26,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ssList(app(X1,X2)) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax26) ).

fof(ax83,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( nil = app(X1,X2)
          <=> ( nil = X2
              & nil = X1 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax83) ).

fof(ax19,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ! [X3] :
              ( ssItem(X3)
             => ! [X4] :
                  ( ssItem(X4)
                 => ( cons(X3,X1) = cons(X4,X2)
                   => ( X3 = X4
                      & X2 = X1 ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax19) ).

fof(ax20,axiom,
    ! [X1] :
      ( ssList(X1)
     => ( nil = X1
        | ? [X2] :
            ( ssList(X2)
            & ? [X3] :
                ( ssItem(X3)
                & cons(X3,X2) = X1 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax20) ).

fof(ax16,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssItem(X2)
         => ssList(cons(X2,X1)) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax16) ).

fof(ax21,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssItem(X2)
         => nil != cons(X2,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax21) ).

fof(ax82,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ! [X3] :
              ( ssList(X3)
             => app(app(X1,X2),X3) = app(X1,app(X2,X3)) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax82) ).

fof(ax24,axiom,
    ! [X1] :
      ( ssList(X1)
     => ( nil != X1
       => ssList(tl(X1)) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax24) ).

fof(ax22,axiom,
    ! [X1] :
      ( ssList(X1)
     => ( nil != X1
       => ssItem(hd(X1)) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax22) ).

fof(ax23,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssItem(X2)
         => hd(cons(X2,X1)) = X2 ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax23) ).

fof(ax55,axiom,
    ! [X1] :
      ( ssList(X1)
     => segmentP(X1,X1) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax55) ).

fof(ax44,axiom,
    ! [X1] :
      ( ssItem(X1)
     => ! [X2] :
          ( ssItem(X2)
         => ! [X3] :
              ( ssList(X3)
             => ! [X4] :
                  ( ssList(X4)
                 => ( frontsegP(cons(X1,X3),cons(X2,X4))
                  <=> ( X1 = X2
                      & frontsegP(X3,X4) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax44) ).

fof(ax15,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( neq(X1,X2)
          <=> X1 != X2 ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax15) ).

fof(ax57,axiom,
    ! [X1] :
      ( ssList(X1)
     => segmentP(X1,nil) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax57) ).

fof(ax79,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ! [X3] :
              ( ssList(X3)
             => ( app(X3,X2) = app(X1,X2)
               => X3 = X1 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax79) ).

fof(ax65,axiom,
    ! [X1] :
      ( ssItem(X1)
     => totalorderedP(cons(X1,nil)) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax65) ).

fof(ax18,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssItem(X2)
         => cons(X2,X1) != X1 ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax18) ).

fof(c_0_30,negated_conjecture,
    ~ ! [X1] :
        ( ssList(X1)
       => ! [X2] :
            ( ssList(X2)
           => ! [X3] :
                ( ssList(X3)
               => ! [X4] :
                    ( ssList(X4)
                   => ( X2 != X4
                      | X1 != X3
                      | ~ neq(X2,nil)
                      | ~ frontsegP(X4,X3)
                      | ~ totalorderedP(X3)
                      | ? [X5] :
                          ( ssList(X5)
                          & neq(X5,nil)
                          & segmentP(X2,X5)
                          & segmentP(X1,X5) )
                      | ? [X6] :
                          ( ssList(X6)
                          & neq(X3,X6)
                          & frontsegP(X4,X6)
                          & segmentP(X6,X3)
                          & totalorderedP(X6) ) ) ) ) ) ),
    inference(fof_simplification,[status(thm)],[inference(assume_negation,[status(cth)],[co1])]) ).

fof(c_0_31,negated_conjecture,
    ! [X464,X465] :
      ( ssList(esk48_0)
      & ssList(esk49_0)
      & ssList(esk50_0)
      & ssList(esk51_0)
      & esk49_0 = esk51_0
      & esk48_0 = esk50_0
      & neq(esk49_0,nil)
      & frontsegP(esk51_0,esk50_0)
      & totalorderedP(esk50_0)
      & ( ~ ssList(X464)
        | ~ neq(X464,nil)
        | ~ segmentP(esk49_0,X464)
        | ~ segmentP(esk48_0,X464) )
      & ( ~ ssList(X465)
        | ~ neq(esk50_0,X465)
        | ~ frontsegP(esk51_0,X465)
        | ~ segmentP(X465,esk50_0)
        | ~ totalorderedP(X465) ) ),
    inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_30])])])]) ).

fof(c_0_32,plain,
    ! [X373,X374,X375] :
      ( ~ ssList(X373)
      | ~ ssList(X374)
      | ~ ssList(X375)
      | ~ frontsegP(X373,X374)
      | frontsegP(app(X373,X375),X374) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax43])])]) ).

fof(c_0_33,plain,
    ! [X380] :
      ( ~ ssList(X380)
      | frontsegP(X380,nil) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax45])]) ).

fof(c_0_34,plain,
    ! [X229,X230,X232] :
      ( ( ssList(esk6_2(X229,X230))
        | ~ frontsegP(X229,X230)
        | ~ ssList(X230)
        | ~ ssList(X229) )
      & ( app(X230,esk6_2(X229,X230)) = X229
        | ~ frontsegP(X229,X230)
        | ~ ssList(X230)
        | ~ ssList(X229) )
      & ( ~ ssList(X232)
        | app(X230,X232) != X229
        | frontsegP(X229,X230)
        | ~ ssList(X230)
        | ~ ssList(X229) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax5])])])])]) ).

cnf(c_0_35,negated_conjecture,
    ssList(esk49_0),
    inference(split_conjunct,[status(thm)],[c_0_31]) ).

cnf(c_0_36,negated_conjecture,
    esk49_0 = esk51_0,
    inference(split_conjunct,[status(thm)],[c_0_31]) ).

cnf(c_0_37,negated_conjecture,
    ssList(esk48_0),
    inference(split_conjunct,[status(thm)],[c_0_31]) ).

cnf(c_0_38,negated_conjecture,
    esk48_0 = esk50_0,
    inference(split_conjunct,[status(thm)],[c_0_31]) ).

cnf(c_0_39,plain,
    ( frontsegP(app(X1,X3),X2)
    | ~ ssList(X1)
    | ~ ssList(X2)
    | ~ ssList(X3)
    | ~ frontsegP(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_32]) ).

cnf(c_0_40,plain,
    ( frontsegP(X1,nil)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_33]) ).

cnf(c_0_41,plain,
    ssList(nil),
    inference(split_conjunct,[status(thm)],[ax17]) ).

cnf(c_0_42,plain,
    ( app(X1,esk6_2(X2,X1)) = X2
    | ~ frontsegP(X2,X1)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_34]) ).

cnf(c_0_43,negated_conjecture,
    frontsegP(esk51_0,esk50_0),
    inference(split_conjunct,[status(thm)],[c_0_31]) ).

cnf(c_0_44,negated_conjecture,
    ssList(esk51_0),
    inference(rw,[status(thm)],[c_0_35,c_0_36]) ).

cnf(c_0_45,negated_conjecture,
    ssList(esk50_0),
    inference(rw,[status(thm)],[c_0_37,c_0_38]) ).

cnf(c_0_46,plain,
    ( ssList(esk6_2(X1,X2))
    | ~ frontsegP(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_34]) ).

cnf(c_0_47,plain,
    ( frontsegP(app(X1,X2),nil)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_39,c_0_40]),c_0_41])]) ).

cnf(c_0_48,negated_conjecture,
    app(esk50_0,esk6_2(esk51_0,esk50_0)) = esk51_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_42,c_0_43]),c_0_44]),c_0_45])]) ).

cnf(c_0_49,negated_conjecture,
    ssList(esk6_2(esk51_0,esk50_0)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_46,c_0_43]),c_0_45]),c_0_44])]) ).

fof(c_0_50,plain,
    ! [X388,X389,X390] :
      ( ~ ssList(X388)
      | ~ ssList(X389)
      | ~ ssList(X390)
      | ~ rearsegP(X388,X389)
      | rearsegP(app(X390,X388),X389) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax50])])]) ).

fof(c_0_51,plain,
    ! [X391] :
      ( ~ ssList(X391)
      | rearsegP(X391,nil) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax51])]) ).

fof(c_0_52,plain,
    ! [X344] :
      ( ~ ssList(X344)
      | app(nil,X344) = X344 ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax28])]) ).

cnf(c_0_53,negated_conjecture,
    frontsegP(esk51_0,nil),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_47,c_0_48]),c_0_49]),c_0_45])]) ).

cnf(c_0_54,plain,
    ( rearsegP(app(X3,X1),X2)
    | ~ ssList(X1)
    | ~ ssList(X2)
    | ~ ssList(X3)
    | ~ rearsegP(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_50]) ).

cnf(c_0_55,plain,
    ( rearsegP(X1,nil)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_51]) ).

fof(c_0_56,plain,
    ! [X237,X238,X241,X242] :
      ( ( ssList(esk8_2(X237,X238))
        | ~ segmentP(X237,X238)
        | ~ ssList(X238)
        | ~ ssList(X237) )
      & ( ssList(esk9_2(X237,X238))
        | ~ segmentP(X237,X238)
        | ~ ssList(X238)
        | ~ ssList(X237) )
      & ( app(app(esk8_2(X237,X238),X238),esk9_2(X237,X238)) = X237
        | ~ segmentP(X237,X238)
        | ~ ssList(X238)
        | ~ ssList(X237) )
      & ( ~ ssList(X241)
        | ~ ssList(X242)
        | app(app(X241,X238),X242) != X237
        | segmentP(X237,X238)
        | ~ ssList(X238)
        | ~ ssList(X237) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax7])])])])]) ).

cnf(c_0_57,plain,
    ( app(nil,X1) = X1
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_52]) ).

cnf(c_0_58,negated_conjecture,
    app(nil,esk6_2(esk51_0,nil)) = esk51_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_42,c_0_53]),c_0_44]),c_0_41])]) ).

cnf(c_0_59,negated_conjecture,
    ssList(esk6_2(esk51_0,nil)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_46,c_0_53]),c_0_41]),c_0_44])]) ).

fof(c_0_60,plain,
    ! [X233,X234,X236] :
      ( ( ssList(esk7_2(X233,X234))
        | ~ rearsegP(X233,X234)
        | ~ ssList(X234)
        | ~ ssList(X233) )
      & ( app(esk7_2(X233,X234),X234) = X233
        | ~ rearsegP(X233,X234)
        | ~ ssList(X234)
        | ~ ssList(X233) )
      & ( ~ ssList(X236)
        | app(X236,X234) != X233
        | rearsegP(X233,X234)
        | ~ ssList(X234)
        | ~ ssList(X233) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax6])])])])]) ).

cnf(c_0_61,plain,
    ( rearsegP(app(X1,X2),nil)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_54,c_0_55]),c_0_41])]) ).

cnf(c_0_62,plain,
    ( segmentP(X4,X3)
    | ~ ssList(X1)
    | ~ ssList(X2)
    | app(app(X1,X3),X2) != X4
    | ~ ssList(X3)
    | ~ ssList(X4) ),
    inference(split_conjunct,[status(thm)],[c_0_56]) ).

cnf(c_0_63,negated_conjecture,
    esk6_2(esk51_0,nil) = esk51_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_57,c_0_58]),c_0_59])]) ).

fof(c_0_64,plain,
    ! [X436] :
      ( ~ ssList(X436)
      | app(X436,nil) = X436 ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax84])]) ).

cnf(c_0_65,plain,
    ( app(esk7_2(X1,X2),X2) = X1
    | ~ rearsegP(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_60]) ).

cnf(c_0_66,negated_conjecture,
    rearsegP(esk51_0,nil),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_61,c_0_48]),c_0_45]),c_0_49])]) ).

cnf(c_0_67,plain,
    ( ssList(esk7_2(X1,X2))
    | ~ rearsegP(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_60]) ).

cnf(c_0_68,plain,
    ( segmentP(app(app(X1,X2),X3),X2)
    | ~ ssList(app(app(X1,X2),X3))
    | ~ ssList(X2)
    | ~ ssList(X3)
    | ~ ssList(X1) ),
    inference(er,[status(thm)],[c_0_62]) ).

cnf(c_0_69,negated_conjecture,
    app(nil,esk51_0) = esk51_0,
    inference(rw,[status(thm)],[c_0_58,c_0_63]) ).

fof(c_0_70,plain,
    ! [X422] :
      ( ~ ssList(X422)
      | nil = X422
      | cons(hd(X422),tl(X422)) = X422 ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax78])]) ).

fof(c_0_71,plain,
    ! [X437,X438] :
      ( ~ ssList(X437)
      | ~ ssList(X438)
      | nil = X437
      | hd(app(X437,X438)) = hd(X437) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax85])])]) ).

fof(c_0_72,plain,
    ! [X339,X340] :
      ( ~ ssList(X339)
      | ~ ssList(X340)
      | ssList(app(X339,X340)) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax26])])]) ).

fof(c_0_73,plain,
    ! [X434,X435] :
      ( ( nil = X435
        | nil != app(X434,X435)
        | ~ ssList(X435)
        | ~ ssList(X434) )
      & ( nil = X434
        | nil != app(X434,X435)
        | ~ ssList(X435)
        | ~ ssList(X434) )
      & ( nil != X435
        | nil != X434
        | nil = app(X434,X435)
        | ~ ssList(X435)
        | ~ ssList(X434) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax83])])])]) ).

cnf(c_0_74,plain,
    ( app(X1,nil) = X1
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_64]) ).

cnf(c_0_75,negated_conjecture,
    app(esk7_2(esk51_0,nil),nil) = esk51_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_65,c_0_66]),c_0_41]),c_0_44])]) ).

cnf(c_0_76,negated_conjecture,
    ssList(esk7_2(esk51_0,nil)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_67,c_0_66]),c_0_41]),c_0_44])]) ).

cnf(c_0_77,negated_conjecture,
    ( segmentP(app(esk51_0,X1),esk51_0)
    | ~ ssList(app(esk51_0,X1))
    | ~ ssList(X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_68,c_0_69]),c_0_44]),c_0_41])]) ).

fof(c_0_78,plain,
    ! [X324,X325,X326,X327] :
      ( ( X326 = X327
        | cons(X326,X324) != cons(X327,X325)
        | ~ ssItem(X327)
        | ~ ssItem(X326)
        | ~ ssList(X325)
        | ~ ssList(X324) )
      & ( X325 = X324
        | cons(X326,X324) != cons(X327,X325)
        | ~ ssItem(X327)
        | ~ ssItem(X326)
        | ~ ssList(X325)
        | ~ ssList(X324) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax19])])])]) ).

fof(c_0_79,plain,
    ! [X328] :
      ( ( ssList(esk44_1(X328))
        | nil = X328
        | ~ ssList(X328) )
      & ( ssItem(esk45_1(X328))
        | nil = X328
        | ~ ssList(X328) )
      & ( cons(esk45_1(X328),esk44_1(X328)) = X328
        | nil = X328
        | ~ ssList(X328) ) ),
    inference(distribute,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax20])])])]) ).

fof(c_0_80,plain,
    ! [X320,X321] :
      ( ~ ssList(X320)
      | ~ ssItem(X321)
      | ssList(cons(X321,X320)) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax16])])]) ).

fof(c_0_81,plain,
    ! [X331,X332] :
      ( ~ ssList(X331)
      | ~ ssItem(X332)
      | nil != cons(X332,X331) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax21])])]) ).

cnf(c_0_82,plain,
    ( nil = X1
    | cons(hd(X1),tl(X1)) = X1
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_70]) ).

cnf(c_0_83,plain,
    ( nil = X1
    | hd(app(X1,X2)) = hd(X1)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_71]) ).

cnf(c_0_84,plain,
    ( ssList(app(X1,X2))
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_72]) ).

cnf(c_0_85,plain,
    ( nil = X1
    | nil != app(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_73]) ).

cnf(c_0_86,negated_conjecture,
    esk7_2(esk51_0,nil) = esk51_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_74,c_0_75]),c_0_76])]) ).

fof(c_0_87,plain,
    ! [X431,X432,X433] :
      ( ~ ssList(X431)
      | ~ ssList(X432)
      | ~ ssList(X433)
      | app(app(X431,X432),X433) = app(X431,app(X432,X433)) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax82])])]) ).

cnf(c_0_88,plain,
    ( app(app(esk8_2(X1,X2),X2),esk9_2(X1,X2)) = X1
    | ~ segmentP(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_56]) ).

cnf(c_0_89,negated_conjecture,
    segmentP(esk51_0,esk51_0),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_77,c_0_74]),c_0_44]),c_0_41])]) ).

cnf(c_0_90,plain,
    ( ssList(esk9_2(X1,X2))
    | ~ segmentP(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_56]) ).

cnf(c_0_91,plain,
    ( ssList(esk8_2(X1,X2))
    | ~ segmentP(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_56]) ).

cnf(c_0_92,plain,
    ( X1 = X2
    | cons(X3,X2) != cons(X4,X1)
    | ~ ssItem(X4)
    | ~ ssItem(X3)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_78]) ).

cnf(c_0_93,plain,
    ( cons(esk45_1(X1),esk44_1(X1)) = X1
    | nil = X1
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_79]) ).

cnf(c_0_94,plain,
    ( ssItem(esk45_1(X1))
    | nil = X1
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_79]) ).

cnf(c_0_95,plain,
    ( ssList(cons(X2,X1))
    | ~ ssList(X1)
    | ~ ssItem(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_80]) ).

cnf(c_0_96,plain,
    ( ~ ssList(X1)
    | ~ ssItem(X2)
    | nil != cons(X2,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_81]) ).

cnf(c_0_97,plain,
    ( cons(hd(X1),tl(app(X1,X2))) = app(X1,X2)
    | nil = X1
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_82,c_0_83]),c_0_84]),c_0_85]) ).

cnf(c_0_98,negated_conjecture,
    app(esk51_0,nil) = esk51_0,
    inference(rw,[status(thm)],[c_0_75,c_0_86]) ).

cnf(c_0_99,plain,
    ( frontsegP(X3,X2)
    | ~ ssList(X1)
    | app(X2,X1) != X3
    | ~ ssList(X2)
    | ~ ssList(X3) ),
    inference(split_conjunct,[status(thm)],[c_0_34]) ).

cnf(c_0_100,plain,
    ( app(app(X1,X2),X3) = app(X1,app(X2,X3))
    | ~ ssList(X1)
    | ~ ssList(X2)
    | ~ ssList(X3) ),
    inference(split_conjunct,[status(thm)],[c_0_87]) ).

cnf(c_0_101,negated_conjecture,
    app(app(esk8_2(esk51_0,esk51_0),esk51_0),esk9_2(esk51_0,esk51_0)) = esk51_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_88,c_0_89]),c_0_44])]) ).

cnf(c_0_102,negated_conjecture,
    ssList(esk9_2(esk51_0,esk51_0)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_90,c_0_89]),c_0_44])]) ).

cnf(c_0_103,negated_conjecture,
    ssList(esk8_2(esk51_0,esk51_0)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_91,c_0_89]),c_0_44])]) ).

cnf(c_0_104,plain,
    ( esk44_1(cons(X1,X2)) = X2
    | ~ ssList(esk44_1(cons(X1,X2)))
    | ~ ssList(X2)
    | ~ ssItem(X1) ),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(er,[status(thm)],[inference(spm,[status(thm)],[c_0_92,c_0_93])]),c_0_94]),c_0_95]),c_0_96]) ).

cnf(c_0_105,negated_conjecture,
    ( cons(hd(esk51_0),tl(esk51_0)) = esk51_0
    | esk51_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_97,c_0_98]),c_0_41]),c_0_44])]) ).

cnf(c_0_106,plain,
    ( frontsegP(app(X1,X2),X1)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(csr,[status(thm)],[inference(er,[status(thm)],[c_0_99]),c_0_84]) ).

cnf(c_0_107,negated_conjecture,
    app(esk8_2(esk51_0,esk51_0),app(esk51_0,esk9_2(esk51_0,esk51_0))) = esk51_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_100,c_0_101]),c_0_102]),c_0_44]),c_0_103])]) ).

cnf(c_0_108,negated_conjecture,
    ( esk44_1(esk51_0) = tl(esk51_0)
    | esk51_0 = nil
    | ~ ssList(esk44_1(esk51_0))
    | ~ ssList(tl(esk51_0))
    | ~ ssItem(hd(esk51_0)) ),
    inference(spm,[status(thm)],[c_0_104,c_0_105]) ).

cnf(c_0_109,plain,
    ( ssList(esk44_1(X1))
    | nil = X1
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_79]) ).

fof(c_0_110,plain,
    ! [X336] :
      ( ~ ssList(X336)
      | nil = X336
      | ssList(tl(X336)) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax24])]) ).

cnf(c_0_111,negated_conjecture,
    ( frontsegP(esk51_0,esk8_2(esk51_0,esk51_0))
    | ~ ssList(app(esk51_0,esk9_2(esk51_0,esk51_0))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_106,c_0_107]),c_0_103])]) ).

cnf(c_0_112,negated_conjecture,
    ( esk44_1(esk51_0) = tl(esk51_0)
    | esk51_0 = nil
    | ~ ssList(tl(esk51_0))
    | ~ ssItem(hd(esk51_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_108,c_0_109]),c_0_44])]) ).

cnf(c_0_113,plain,
    ( nil = X1
    | ssList(tl(X1))
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_110]) ).

fof(c_0_114,plain,
    ! [X333] :
      ( ~ ssList(X333)
      | nil = X333
      | ssItem(hd(X333)) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax22])]) ).

cnf(c_0_115,negated_conjecture,
    frontsegP(esk51_0,esk8_2(esk51_0,esk51_0)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_111,c_0_84]),c_0_102]),c_0_44])]) ).

cnf(c_0_116,negated_conjecture,
    ( esk44_1(esk51_0) = tl(esk51_0)
    | esk51_0 = nil
    | ~ ssItem(hd(esk51_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_112,c_0_113]),c_0_44])]) ).

cnf(c_0_117,plain,
    ( nil = X1
    | ssItem(hd(X1))
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_114]) ).

cnf(c_0_118,negated_conjecture,
    app(esk8_2(esk51_0,esk51_0),esk6_2(esk51_0,esk8_2(esk51_0,esk51_0))) = esk51_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_42,c_0_115]),c_0_44]),c_0_103])]) ).

cnf(c_0_119,negated_conjecture,
    ssList(esk6_2(esk51_0,esk8_2(esk51_0,esk51_0))),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_46,c_0_115]),c_0_103]),c_0_44])]) ).

fof(c_0_120,plain,
    ! [X334,X335] :
      ( ~ ssList(X334)
      | ~ ssItem(X335)
      | hd(cons(X335,X334)) = X335 ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax23])])]) ).

cnf(c_0_121,negated_conjecture,
    ( esk44_1(esk51_0) = tl(esk51_0)
    | esk51_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_116,c_0_117]),c_0_44])]) ).

cnf(c_0_122,negated_conjecture,
    ( ~ ssList(X1)
    | ~ neq(X1,nil)
    | ~ segmentP(esk49_0,X1)
    | ~ segmentP(esk48_0,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_31]) ).

fof(c_0_123,plain,
    ! [X398] :
      ( ~ ssList(X398)
      | segmentP(X398,X398) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax55])]) ).

fof(c_0_124,plain,
    ! [X376,X377,X378,X379] :
      ( ( X376 = X377
        | ~ frontsegP(cons(X376,X378),cons(X377,X379))
        | ~ ssList(X379)
        | ~ ssList(X378)
        | ~ ssItem(X377)
        | ~ ssItem(X376) )
      & ( frontsegP(X378,X379)
        | ~ frontsegP(cons(X376,X378),cons(X377,X379))
        | ~ ssList(X379)
        | ~ ssList(X378)
        | ~ ssItem(X377)
        | ~ ssItem(X376) )
      & ( X376 != X377
        | ~ frontsegP(X378,X379)
        | frontsegP(cons(X376,X378),cons(X377,X379))
        | ~ ssList(X379)
        | ~ ssList(X378)
        | ~ ssItem(X377)
        | ~ ssItem(X376) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax44])])])]) ).

cnf(c_0_125,negated_conjecture,
    ( hd(esk8_2(esk51_0,esk51_0)) = hd(esk51_0)
    | esk8_2(esk51_0,esk51_0) = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_83,c_0_118]),c_0_119]),c_0_103])]) ).

cnf(c_0_126,plain,
    ( hd(cons(X2,X1)) = X2
    | ~ ssList(X1)
    | ~ ssItem(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_120]) ).

cnf(c_0_127,negated_conjecture,
    ( cons(esk45_1(esk51_0),tl(esk51_0)) = esk51_0
    | esk51_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_93,c_0_121]),c_0_44])]) ).

cnf(c_0_128,negated_conjecture,
    ( esk51_0 = nil
    | ssList(tl(esk51_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_109,c_0_121]),c_0_44])]) ).

cnf(c_0_129,negated_conjecture,
    ( ~ segmentP(esk50_0,X1)
    | ~ segmentP(esk51_0,X1)
    | ~ ssList(X1)
    | ~ neq(X1,nil) ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_122,c_0_38]),c_0_36]) ).

cnf(c_0_130,plain,
    ( segmentP(X1,X1)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_123]) ).

cnf(c_0_131,plain,
    ( segmentP(app(X1,X2),X1)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_68,c_0_57]),c_0_41])]),c_0_84]) ).

cnf(c_0_132,plain,
    ( frontsegP(cons(X1,X3),cons(X2,X4))
    | X1 != X2
    | ~ frontsegP(X3,X4)
    | ~ ssList(X4)
    | ~ ssList(X3)
    | ~ ssItem(X2)
    | ~ ssItem(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_124]) ).

cnf(c_0_133,negated_conjecture,
    ( esk8_2(esk51_0,esk51_0) = nil
    | ssItem(hd(esk51_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_117,c_0_125]),c_0_103])]) ).

cnf(c_0_134,negated_conjecture,
    ( esk45_1(esk51_0) = hd(esk51_0)
    | esk51_0 = nil
    | ~ ssItem(esk45_1(esk51_0)) ),
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_126,c_0_127]),c_0_128]) ).

cnf(c_0_135,negated_conjecture,
    ( ~ segmentP(esk51_0,esk50_0)
    | ~ neq(esk50_0,nil) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_129,c_0_130]),c_0_45])]) ).

cnf(c_0_136,negated_conjecture,
    segmentP(esk51_0,esk50_0),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_131,c_0_48]),c_0_45]),c_0_49])]) ).

fof(c_0_137,plain,
    ! [X318,X319] :
      ( ( ~ neq(X318,X319)
        | X318 != X319
        | ~ ssList(X319)
        | ~ ssList(X318) )
      & ( X318 = X319
        | neq(X318,X319)
        | ~ ssList(X319)
        | ~ ssList(X318) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax15])])])]) ).

cnf(c_0_138,plain,
    ( frontsegP(cons(X1,X2),cons(X1,X3))
    | ~ frontsegP(X2,X3)
    | ~ ssList(X3)
    | ~ ssList(X2)
    | ~ ssItem(X1) ),
    inference(er,[status(thm)],[c_0_132]) ).

cnf(c_0_139,plain,
    ( app(X1,X2) = nil
    | app(X1,app(X2,X3)) != nil
    | ~ ssList(X3)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_85,c_0_100]),c_0_84]) ).

cnf(c_0_140,negated_conjecture,
    ( app(esk51_0,esk9_2(esk51_0,esk51_0)) = esk51_0
    | ssItem(hd(esk51_0)) ),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_101,c_0_133]),c_0_69]) ).

cnf(c_0_141,negated_conjecture,
    ( esk45_1(esk51_0) = hd(esk51_0)
    | esk51_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_134,c_0_94]),c_0_44])]) ).

cnf(c_0_142,negated_conjecture,
    ~ neq(esk50_0,nil),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_135,c_0_136])]) ).

cnf(c_0_143,plain,
    ( X1 = X2
    | neq(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_137]) ).

fof(c_0_144,plain,
    ! [X403] :
      ( ~ ssList(X403)
      | segmentP(X403,nil) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax57])]) ).

cnf(c_0_145,plain,
    ( frontsegP(cons(X1,X2),cons(X1,nil))
    | ~ ssList(X2)
    | ~ ssItem(X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_138,c_0_40]),c_0_41])]) ).

cnf(c_0_146,negated_conjecture,
    ( app(X1,nil) = nil
    | app(X1,esk51_0) != nil
    | ~ ssList(X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_139,c_0_69]),c_0_44]),c_0_41])]) ).

cnf(c_0_147,negated_conjecture,
    ( app(esk8_2(esk51_0,esk51_0),esk51_0) = esk51_0
    | ssItem(hd(esk51_0)) ),
    inference(spm,[status(thm)],[c_0_107,c_0_140]) ).

cnf(c_0_148,negated_conjecture,
    ( esk51_0 = nil
    | ssItem(hd(esk51_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_94,c_0_141]),c_0_44])]) ).

fof(c_0_149,plain,
    ! [X423,X424,X425] :
      ( ~ ssList(X423)
      | ~ ssList(X424)
      | ~ ssList(X425)
      | app(X425,X424) != app(X423,X424)
      | X425 = X423 ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax79])])]) ).

cnf(c_0_150,negated_conjecture,
    ( ~ ssList(X1)
    | ~ neq(esk50_0,X1)
    | ~ frontsegP(esk51_0,X1)
    | ~ segmentP(X1,esk50_0)
    | ~ totalorderedP(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_31]) ).

cnf(c_0_151,negated_conjecture,
    esk50_0 = nil,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_142,c_0_143]),c_0_41]),c_0_45])]) ).

cnf(c_0_152,plain,
    ( segmentP(X1,nil)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_144]) ).

cnf(c_0_153,negated_conjecture,
    ( esk51_0 = nil
    | frontsegP(esk51_0,cons(esk45_1(esk51_0),nil))
    | ~ ssItem(esk45_1(esk51_0)) ),
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_145,c_0_127]),c_0_128]) ).

cnf(c_0_154,negated_conjecture,
    ( app(esk8_2(esk51_0,esk51_0),nil) = nil
    | ssItem(hd(esk51_0)) ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_146,c_0_147]),c_0_103])]),c_0_148]) ).

cnf(c_0_155,plain,
    ( X3 = X1
    | ~ ssList(X1)
    | ~ ssList(X2)
    | ~ ssList(X3)
    | app(X3,X2) != app(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_149]) ).

cnf(c_0_156,negated_conjecture,
    ( ~ totalorderedP(X1)
    | ~ frontsegP(esk51_0,X1)
    | ~ ssList(X1)
    | ~ neq(nil,X1) ),
    inference(csr,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_150,c_0_151]),c_0_151]),c_0_152]) ).

cnf(c_0_157,negated_conjecture,
    ( esk51_0 = nil
    | frontsegP(esk51_0,cons(esk45_1(esk51_0),nil)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_153,c_0_94]),c_0_44])]) ).

fof(c_0_158,plain,
    ! [X408] :
      ( ~ ssItem(X408)
      | totalorderedP(cons(X408,nil)) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax65])]) ).

cnf(c_0_159,negated_conjecture,
    ( ~ segmentP(nil,X1)
    | ~ segmentP(esk51_0,X1)
    | ~ ssList(X1)
    | ~ neq(X1,nil) ),
    inference(rw,[status(thm)],[c_0_129,c_0_151]) ).

cnf(c_0_160,negated_conjecture,
    ( segmentP(nil,esk8_2(esk51_0,esk51_0))
    | ssItem(hd(esk51_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_131,c_0_154]),c_0_103]),c_0_41])]) ).

cnf(c_0_161,negated_conjecture,
    segmentP(esk51_0,esk8_2(esk51_0,esk51_0)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_131,c_0_118]),c_0_103]),c_0_119])]) ).

cnf(c_0_162,negated_conjecture,
    ( X1 = esk51_0
    | app(X1,nil) != esk51_0
    | ~ ssList(X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_155,c_0_98]),c_0_44]),c_0_41])]) ).

cnf(c_0_163,negated_conjecture,
    neq(esk49_0,nil),
    inference(split_conjunct,[status(thm)],[c_0_31]) ).

cnf(c_0_164,negated_conjecture,
    ( esk51_0 = nil
    | ~ totalorderedP(cons(esk45_1(esk51_0),nil))
    | ~ ssList(cons(esk45_1(esk51_0),nil))
    | ~ neq(nil,cons(esk45_1(esk51_0),nil)) ),
    inference(spm,[status(thm)],[c_0_156,c_0_157]) ).

cnf(c_0_165,plain,
    ( totalorderedP(cons(X1,nil))
    | ~ ssItem(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_158]) ).

cnf(c_0_166,negated_conjecture,
    ( ssItem(hd(esk51_0))
    | ~ neq(esk8_2(esk51_0,esk51_0),nil) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_159,c_0_160]),c_0_161]),c_0_103])]) ).

cnf(c_0_167,negated_conjecture,
    ( esk8_2(esk51_0,esk51_0) = esk51_0
    | ssItem(hd(esk51_0)) ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_162,c_0_154]),c_0_103])]),c_0_148]) ).

cnf(c_0_168,negated_conjecture,
    neq(esk51_0,nil),
    inference(rw,[status(thm)],[c_0_163,c_0_36]) ).

cnf(c_0_169,negated_conjecture,
    ( esk51_0 = nil
    | ~ neq(nil,cons(esk45_1(esk51_0),nil))
    | ~ ssItem(esk45_1(esk51_0)) ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_164,c_0_95]),c_0_41])]),c_0_165]) ).

cnf(c_0_170,plain,
    ( esk45_1(X1) = hd(X1)
    | nil = X1
    | ~ ssList(X1) ),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_126,c_0_93]),c_0_94]),c_0_109]) ).

cnf(c_0_171,negated_conjecture,
    ssItem(hd(esk51_0)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_166,c_0_167]),c_0_168])]) ).

cnf(c_0_172,negated_conjecture,
    ( esk51_0 = nil
    | ~ neq(nil,cons(hd(esk51_0),nil)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_169,c_0_170]),c_0_171]),c_0_44])]) ).

fof(c_0_173,plain,
    ! [X322,X323] :
      ( ~ ssList(X322)
      | ~ ssItem(X323)
      | cons(X323,X322) != X322 ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax18])])]) ).

cnf(c_0_174,negated_conjecture,
    ( cons(hd(esk51_0),nil) = nil
    | esk51_0 = nil
    | ~ ssList(cons(hd(esk51_0),nil)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_172,c_0_143]),c_0_41])]) ).

cnf(c_0_175,plain,
    ( ~ ssList(X1)
    | ~ ssItem(X2)
    | cons(X2,X1) != X1 ),
    inference(split_conjunct,[status(thm)],[c_0_173]) ).

cnf(c_0_176,negated_conjecture,
    ( cons(hd(esk51_0),nil) = nil
    | esk51_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_174,c_0_95]),c_0_41]),c_0_171])]) ).

cnf(c_0_177,negated_conjecture,
    ( ~ segmentP(esk51_0,nil)
    | ~ neq(nil,nil) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_129,c_0_152]),c_0_41]),c_0_45])]) ).

cnf(c_0_178,negated_conjecture,
    esk51_0 = nil,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_175,c_0_176]),c_0_41]),c_0_171])]) ).

cnf(c_0_179,negated_conjecture,
    ~ neq(nil,nil),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_177,c_0_152]),c_0_44])]) ).

cnf(c_0_180,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(rw,[status(thm)],[c_0_168,c_0_178]),c_0_179]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem    : SWC091+1 : TPTP v9.2.1. Released v2.4.0.
% 0.00/0.12  % Command    : /export/starexec/sandbox2/solver/bin/lemma_parallel_prover %s --lemma-prover /export/starexec/sandbox2/solver/bin/cse --final-prover /export/starexec/sandbox2/solver/bin/eprover --proof-time %d --global-time-limit %d
% 0.15/0.33  % Computer : n017.cluster.edu
% 0.15/0.33  % Model    : x86_64 x86_64
% 0.15/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.33  % Memory   : 8042.1875MB
% 0.15/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.33  % CPULimit   : 300
% 0.15/0.33  % WCLimit    : 300
% 0.15/0.33  % DateTime   : Tue May  5 04:25:27 EDT 2026
% 0.15/0.33  % CPUTime    : 
% 0.15/0.34  % start to proof: theBenchmark
% 2.54/2.05  % Version  : CSE_E---1.7
% 2.54/2.05  % Problem  : theBenchmark.p
% 2.54/2.05  % SZS status Theorem for theBenchmark.p
% 2.54/2.05  % SZS output start CNFRefutation
% See solution above
% 2.54/2.06  % Total time : 1.374s
%------------------------------------------------------------------------------