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CSE_E---1.7.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : CSE_E---1.7
% Problem  : SWC099+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 : n031.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 05:18:16 PM UTC 2026

% Result   : Theorem 3.57s 3.04s
% Output   : CNFRefutation 3.57s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   38
%            Number of leaves      :   31
% Syntax   : Number of formulae    :  174 (  34 unt;   0 def)
%            Number of atoms       :  635 ( 168 equ)
%            Maximal formula atoms :   23 (   3 avg)
%            Number of connectives :  784 ( 323   ~; 334   |;  53   &)
%                                         (   9 <=>;  65  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   20 (   5 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :   10 (   8 usr;   1 prp; 0-2 aty)
%            Number of functors    :   16 (  16 usr;   5 con; 0-2 aty)
%            Number of variables   :  226 (   0 sgn 116   !;   9   ?)

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

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

fof(ax46,axiom,
    ! [X1] :
      ( ssList(X1)
     => ( frontsegP(nil,X1)
      <=> nil = X1 ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax46) ).

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

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

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

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

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

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

fof(ax4,axiom,
    ! [X1] :
      ( ssList(X1)
     => ( singletonP(X1)
      <=> ? [X2] :
            ( ssItem(X2)
            & cons(X2,nil) = X1 ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax4) ).

fof(ax25,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssItem(X2)
         => tl(cons(X2,X1)) = X1 ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax25) ).

fof(ax73,axiom,
    ! [X1] :
      ( ssItem(X1)
     => equalelemsP(cons(X1,nil)) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax73) ).

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

fof(ax58,axiom,
    ! [X1] :
      ( ssList(X1)
     => ( segmentP(nil,X1)
      <=> nil = X1 ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax58) ).

fof(c_0_31,negated_conjecture,
    ~ ! [X1] :
        ( ssList(X1)
       => ! [X2] :
            ( ssList(X2)
           => ! [X3] :
                ( ssList(X3)
               => ! [X4] :
                    ( ssList(X4)
                   => ( X2 != X4
                      | X1 != X3
                      | ~ frontsegP(X4,X3)
                      | ~ equalelemsP(X3)
                      | ? [X5] :
                          ( ssList(X5)
                          & neq(X3,X5)
                          & frontsegP(X4,X5)
                          & segmentP(X5,X3)
                          & equalelemsP(X5) )
                      | ( ( nil != X2
                          | nil = X1 )
                        & ( ~ neq(X2,nil)
                          | ( neq(X1,nil)
                            & frontsegP(X2,X1) ) ) ) ) ) ) ) ),
    inference(fof_simplification,[status(thm)],[inference(assume_negation,[status(cth)],[co1])]) ).

fof(c_0_32,negated_conjecture,
    ! [X463] :
      ( ssList(esk48_0)
      & ssList(esk49_0)
      & ssList(esk50_0)
      & ssList(esk51_0)
      & esk49_0 = esk51_0
      & esk48_0 = esk50_0
      & frontsegP(esk51_0,esk50_0)
      & equalelemsP(esk50_0)
      & ( ~ ssList(X463)
        | ~ neq(esk50_0,X463)
        | ~ frontsegP(esk51_0,X463)
        | ~ segmentP(X463,esk50_0)
        | ~ equalelemsP(X463) )
      & ( neq(esk49_0,nil)
        | nil = esk49_0 )
      & ( ~ neq(esk48_0,nil)
        | ~ frontsegP(esk49_0,esk48_0)
        | nil = esk49_0 )
      & ( neq(esk49_0,nil)
        | nil != esk48_0 )
      & ( ~ neq(esk48_0,nil)
        | ~ frontsegP(esk49_0,esk48_0)
        | nil != esk48_0 ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_31])])])])]) ).

cnf(c_0_33,negated_conjecture,
    frontsegP(esk51_0,esk50_0),
    inference(split_conjunct,[status(thm)],[c_0_32]) ).

cnf(c_0_34,negated_conjecture,
    esk49_0 = esk51_0,
    inference(split_conjunct,[status(thm)],[c_0_32]) ).

cnf(c_0_35,negated_conjecture,
    esk48_0 = esk50_0,
    inference(split_conjunct,[status(thm)],[c_0_32]) ).

cnf(c_0_36,negated_conjecture,
    ( nil = esk49_0
    | ~ neq(esk48_0,nil)
    | ~ frontsegP(esk49_0,esk48_0) ),
    inference(split_conjunct,[status(thm)],[c_0_32]) ).

cnf(c_0_37,negated_conjecture,
    frontsegP(esk49_0,esk48_0),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_33,c_0_34]),c_0_35]) ).

fof(c_0_38,plain,
    ! [X317,X318] :
      ( ( ~ neq(X317,X318)
        | X317 != X318
        | ~ ssList(X318)
        | ~ ssList(X317) )
      & ( X317 = X318
        | neq(X317,X318)
        | ~ ssList(X318)
        | ~ ssList(X317) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax15])])])]) ).

cnf(c_0_39,negated_conjecture,
    ( esk49_0 = nil
    | ~ neq(esk48_0,nil) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_36,c_0_37])]) ).

cnf(c_0_40,plain,
    ( X1 = X2
    | neq(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_38]) ).

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

cnf(c_0_42,negated_conjecture,
    ssList(esk48_0),
    inference(split_conjunct,[status(thm)],[c_0_32]) ).

fof(c_0_43,plain,
    ! [X380] :
      ( ( ~ frontsegP(nil,X380)
        | nil = X380
        | ~ ssList(X380) )
      & ( nil != X380
        | frontsegP(nil,X380)
        | ~ ssList(X380) ) ),
    inference(distribute,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax46])])]) ).

cnf(c_0_44,negated_conjecture,
    ( esk48_0 = nil
    | esk49_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_39,c_0_40]),c_0_41]),c_0_42])]) ).

cnf(c_0_45,plain,
    ( nil = X1
    | ~ frontsegP(nil,X1)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_43]) ).

cnf(c_0_46,negated_conjecture,
    ( esk48_0 = nil
    | frontsegP(nil,esk48_0) ),
    inference(spm,[status(thm)],[c_0_37,c_0_44]) ).

fof(c_0_47,plain,
    ! [X228,X229,X231] :
      ( ( ssList(esk6_2(X228,X229))
        | ~ frontsegP(X228,X229)
        | ~ ssList(X229)
        | ~ ssList(X228) )
      & ( app(X229,esk6_2(X228,X229)) = X228
        | ~ frontsegP(X228,X229)
        | ~ ssList(X229)
        | ~ ssList(X228) )
      & ( ~ ssList(X231)
        | app(X229,X231) != X228
        | frontsegP(X228,X229)
        | ~ ssList(X229)
        | ~ ssList(X228) ) ),
    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_48,negated_conjecture,
    esk48_0 = nil,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_45,c_0_46]),c_0_42])]) ).

fof(c_0_49,plain,
    ! [X343] :
      ( ~ ssList(X343)
      | app(nil,X343) = X343 ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax28])]) ).

cnf(c_0_50,plain,
    ( app(X1,esk6_2(X2,X1)) = X2
    | ~ frontsegP(X2,X1)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_47]) ).

cnf(c_0_51,negated_conjecture,
    frontsegP(esk49_0,nil),
    inference(rw,[status(thm)],[c_0_37,c_0_48]) ).

cnf(c_0_52,negated_conjecture,
    ssList(esk49_0),
    inference(split_conjunct,[status(thm)],[c_0_32]) ).

cnf(c_0_53,plain,
    ( ssList(esk6_2(X1,X2))
    | ~ frontsegP(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_47]) ).

fof(c_0_54,plain,
    ! [X236,X237,X240,X241] :
      ( ( ssList(esk8_2(X236,X237))
        | ~ segmentP(X236,X237)
        | ~ ssList(X237)
        | ~ ssList(X236) )
      & ( ssList(esk9_2(X236,X237))
        | ~ segmentP(X236,X237)
        | ~ ssList(X237)
        | ~ ssList(X236) )
      & ( app(app(esk8_2(X236,X237),X237),esk9_2(X236,X237)) = X236
        | ~ segmentP(X236,X237)
        | ~ ssList(X237)
        | ~ ssList(X236) )
      & ( ~ ssList(X240)
        | ~ ssList(X241)
        | app(app(X240,X237),X241) != X236
        | segmentP(X236,X237)
        | ~ ssList(X237)
        | ~ ssList(X236) ) ),
    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_55,plain,
    ( app(nil,X1) = X1
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_49]) ).

cnf(c_0_56,negated_conjecture,
    app(nil,esk6_2(esk49_0,nil)) = esk49_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_50,c_0_51]),c_0_52]),c_0_41])]) ).

cnf(c_0_57,negated_conjecture,
    ssList(esk6_2(esk49_0,nil)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_53,c_0_51]),c_0_41]),c_0_52])]) ).

cnf(c_0_58,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_54]) ).

cnf(c_0_59,negated_conjecture,
    esk6_2(esk49_0,nil) = esk49_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_55,c_0_56]),c_0_57])]) ).

cnf(c_0_60,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_58]) ).

cnf(c_0_61,negated_conjecture,
    app(nil,esk49_0) = esk49_0,
    inference(rw,[status(thm)],[c_0_56,c_0_59]) ).

fof(c_0_62,plain,
    ! [X435] :
      ( ~ ssList(X435)
      | app(X435,nil) = X435 ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax84])]) ).

cnf(c_0_63,negated_conjecture,
    ( segmentP(app(esk49_0,X1),esk49_0)
    | ~ ssList(app(esk49_0,X1))
    | ~ ssList(X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_60,c_0_61]),c_0_52]),c_0_41])]) ).

cnf(c_0_64,plain,
    ( app(X1,nil) = X1
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_62]) ).

fof(c_0_65,plain,
    ! [X338,X339] :
      ( ~ ssList(X338)
      | ~ ssList(X339)
      | ssList(app(X338,X339)) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax26])])]) ).

fof(c_0_66,plain,
    ! [X430,X431,X432] :
      ( ~ ssList(X430)
      | ~ ssList(X431)
      | ~ ssList(X432)
      | app(app(X430,X431),X432) = app(X430,app(X431,X432)) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax82])])]) ).

cnf(c_0_67,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_54]) ).

cnf(c_0_68,negated_conjecture,
    segmentP(esk49_0,esk49_0),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_63,c_0_64]),c_0_52]),c_0_41])]) ).

cnf(c_0_69,plain,
    ( ssList(esk9_2(X1,X2))
    | ~ segmentP(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_54]) ).

cnf(c_0_70,plain,
    ( ssList(esk8_2(X1,X2))
    | ~ segmentP(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_54]) ).

cnf(c_0_71,plain,
    ( frontsegP(X3,X2)
    | ~ ssList(X1)
    | app(X2,X1) != X3
    | ~ ssList(X2)
    | ~ ssList(X3) ),
    inference(split_conjunct,[status(thm)],[c_0_47]) ).

cnf(c_0_72,plain,
    ( ssList(app(X1,X2))
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_65]) ).

cnf(c_0_73,plain,
    ( app(app(X1,X2),X3) = app(X1,app(X2,X3))
    | ~ ssList(X1)
    | ~ ssList(X2)
    | ~ ssList(X3) ),
    inference(split_conjunct,[status(thm)],[c_0_66]) ).

cnf(c_0_74,negated_conjecture,
    app(app(esk8_2(esk49_0,esk49_0),esk49_0),esk9_2(esk49_0,esk49_0)) = esk49_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_67,c_0_68]),c_0_52])]) ).

cnf(c_0_75,negated_conjecture,
    ssList(esk9_2(esk49_0,esk49_0)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_69,c_0_68]),c_0_52])]) ).

cnf(c_0_76,negated_conjecture,
    ssList(esk8_2(esk49_0,esk49_0)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_70,c_0_68]),c_0_52])]) ).

cnf(c_0_77,plain,
    ( frontsegP(app(X1,X2),X1)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(csr,[status(thm)],[inference(er,[status(thm)],[c_0_71]),c_0_72]) ).

cnf(c_0_78,negated_conjecture,
    app(esk8_2(esk49_0,esk49_0),app(esk49_0,esk9_2(esk49_0,esk49_0))) = esk49_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_73,c_0_74]),c_0_75]),c_0_52]),c_0_76])]) ).

fof(c_0_79,plain,
    ! [X387,X388,X389] :
      ( ~ ssList(X387)
      | ~ ssList(X388)
      | ~ ssList(X389)
      | ~ rearsegP(X387,X388)
      | rearsegP(app(X389,X387),X388) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax50])])]) ).

fof(c_0_80,plain,
    ! [X390] :
      ( ~ ssList(X390)
      | rearsegP(X390,nil) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax51])]) ).

cnf(c_0_81,negated_conjecture,
    ( frontsegP(esk49_0,esk8_2(esk49_0,esk49_0))
    | ~ ssList(app(esk49_0,esk9_2(esk49_0,esk49_0))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_77,c_0_78]),c_0_76])]) ).

cnf(c_0_82,plain,
    ( rearsegP(app(X3,X1),X2)
    | ~ ssList(X1)
    | ~ ssList(X2)
    | ~ ssList(X3)
    | ~ rearsegP(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_79]) ).

cnf(c_0_83,plain,
    ( rearsegP(X1,nil)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_80]) ).

cnf(c_0_84,negated_conjecture,
    frontsegP(esk49_0,esk8_2(esk49_0,esk49_0)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_81,c_0_72]),c_0_75]),c_0_52])]) ).

fof(c_0_85,plain,
    ! [X232,X233,X235] :
      ( ( ssList(esk7_2(X232,X233))
        | ~ rearsegP(X232,X233)
        | ~ ssList(X233)
        | ~ ssList(X232) )
      & ( app(esk7_2(X232,X233),X233) = X232
        | ~ rearsegP(X232,X233)
        | ~ ssList(X233)
        | ~ ssList(X232) )
      & ( ~ ssList(X235)
        | app(X235,X233) != X232
        | rearsegP(X232,X233)
        | ~ ssList(X233)
        | ~ ssList(X232) ) ),
    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_86,plain,
    ( rearsegP(app(X1,X2),nil)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_82,c_0_83]),c_0_41])]) ).

cnf(c_0_87,negated_conjecture,
    app(esk8_2(esk49_0,esk49_0),esk6_2(esk49_0,esk8_2(esk49_0,esk49_0))) = esk49_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_50,c_0_84]),c_0_52]),c_0_76])]) ).

cnf(c_0_88,negated_conjecture,
    ssList(esk6_2(esk49_0,esk8_2(esk49_0,esk49_0))),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_53,c_0_84]),c_0_76]),c_0_52])]) ).

cnf(c_0_89,plain,
    ( app(esk7_2(X1,X2),X2) = X1
    | ~ rearsegP(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_85]) ).

cnf(c_0_90,negated_conjecture,
    rearsegP(esk49_0,nil),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_86,c_0_87]),c_0_76]),c_0_88])]) ).

cnf(c_0_91,plain,
    ( ssList(esk7_2(X1,X2))
    | ~ rearsegP(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_85]) ).

fof(c_0_92,plain,
    ! [X421] :
      ( ~ ssList(X421)
      | nil = X421
      | cons(hd(X421),tl(X421)) = X421 ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax78])]) ).

fof(c_0_93,plain,
    ! [X436,X437] :
      ( ~ ssList(X436)
      | ~ ssList(X437)
      | nil = X436
      | hd(app(X436,X437)) = hd(X436) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax85])])]) ).

fof(c_0_94,plain,
    ! [X433,X434] :
      ( ( nil = X434
        | nil != app(X433,X434)
        | ~ ssList(X434)
        | ~ ssList(X433) )
      & ( nil = X433
        | nil != app(X433,X434)
        | ~ ssList(X434)
        | ~ ssList(X433) )
      & ( nil != X434
        | nil != X433
        | nil = app(X433,X434)
        | ~ ssList(X434)
        | ~ ssList(X433) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax83])])])]) ).

cnf(c_0_95,negated_conjecture,
    app(esk7_2(esk49_0,nil),nil) = esk49_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_89,c_0_90]),c_0_41]),c_0_52])]) ).

cnf(c_0_96,negated_conjecture,
    ssList(esk7_2(esk49_0,nil)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_91,c_0_90]),c_0_41]),c_0_52])]) ).

fof(c_0_97,plain,
    ! [X323,X324,X325,X326] :
      ( ( X325 = X326
        | cons(X325,X323) != cons(X326,X324)
        | ~ ssItem(X326)
        | ~ ssItem(X325)
        | ~ ssList(X324)
        | ~ ssList(X323) )
      & ( X324 = X323
        | cons(X325,X323) != cons(X326,X324)
        | ~ ssItem(X326)
        | ~ ssItem(X325)
        | ~ ssList(X324)
        | ~ ssList(X323) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax19])])])]) ).

fof(c_0_98,plain,
    ! [X327] :
      ( ( ssList(esk44_1(X327))
        | nil = X327
        | ~ ssList(X327) )
      & ( ssItem(esk45_1(X327))
        | nil = X327
        | ~ ssList(X327) )
      & ( cons(esk45_1(X327),esk44_1(X327)) = X327
        | nil = X327
        | ~ ssList(X327) ) ),
    inference(distribute,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax20])])])]) ).

fof(c_0_99,plain,
    ! [X319,X320] :
      ( ~ ssList(X319)
      | ~ ssItem(X320)
      | ssList(cons(X320,X319)) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax16])])]) ).

fof(c_0_100,plain,
    ! [X330,X331] :
      ( ~ ssList(X330)
      | ~ ssItem(X331)
      | nil != cons(X331,X330) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax21])])]) ).

cnf(c_0_101,plain,
    ( nil = X1
    | cons(hd(X1),tl(X1)) = X1
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_92]) ).

cnf(c_0_102,plain,
    ( nil = X1
    | hd(app(X1,X2)) = hd(X1)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_93]) ).

cnf(c_0_103,plain,
    ( nil = X1
    | nil != app(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_94]) ).

cnf(c_0_104,negated_conjecture,
    esk7_2(esk49_0,nil) = esk49_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_64,c_0_95]),c_0_96])]) ).

cnf(c_0_105,plain,
    ( X1 = X2
    | cons(X3,X2) != cons(X4,X1)
    | ~ ssItem(X4)
    | ~ ssItem(X3)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_97]) ).

cnf(c_0_106,plain,
    ( cons(esk45_1(X1),esk44_1(X1)) = X1
    | nil = X1
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_98]) ).

cnf(c_0_107,plain,
    ( ssItem(esk45_1(X1))
    | nil = X1
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_98]) ).

cnf(c_0_108,plain,
    ( ssList(cons(X2,X1))
    | ~ ssList(X1)
    | ~ ssItem(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_99]) ).

cnf(c_0_109,plain,
    ( ~ ssList(X1)
    | ~ ssItem(X2)
    | nil != cons(X2,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_100]) ).

cnf(c_0_110,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_101,c_0_102]),c_0_72]),c_0_103]) ).

cnf(c_0_111,negated_conjecture,
    app(esk49_0,nil) = esk49_0,
    inference(rw,[status(thm)],[c_0_95,c_0_104]) ).

cnf(c_0_112,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_105,c_0_106])]),c_0_107]),c_0_108]),c_0_109]) ).

cnf(c_0_113,negated_conjecture,
    ( cons(hd(esk49_0),tl(esk49_0)) = esk49_0
    | esk49_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_110,c_0_111]),c_0_41]),c_0_52])]) ).

cnf(c_0_114,negated_conjecture,
    ( esk44_1(esk49_0) = tl(esk49_0)
    | esk49_0 = nil
    | ~ ssList(esk44_1(esk49_0))
    | ~ ssList(tl(esk49_0))
    | ~ ssItem(hd(esk49_0)) ),
    inference(spm,[status(thm)],[c_0_112,c_0_113]) ).

cnf(c_0_115,plain,
    ( ssList(esk44_1(X1))
    | nil = X1
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_98]) ).

fof(c_0_116,plain,
    ! [X335] :
      ( ~ ssList(X335)
      | nil = X335
      | ssList(tl(X335)) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax24])]) ).

fof(c_0_117,plain,
    ! [X375,X376,X377,X378] :
      ( ( X375 = X376
        | ~ frontsegP(cons(X375,X377),cons(X376,X378))
        | ~ ssList(X378)
        | ~ ssList(X377)
        | ~ ssItem(X376)
        | ~ ssItem(X375) )
      & ( frontsegP(X377,X378)
        | ~ frontsegP(cons(X375,X377),cons(X376,X378))
        | ~ ssList(X378)
        | ~ ssList(X377)
        | ~ ssItem(X376)
        | ~ ssItem(X375) )
      & ( X375 != X376
        | ~ frontsegP(X377,X378)
        | frontsegP(cons(X375,X377),cons(X376,X378))
        | ~ ssList(X378)
        | ~ ssList(X377)
        | ~ ssItem(X376)
        | ~ ssItem(X375) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax44])])])]) ).

cnf(c_0_118,negated_conjecture,
    ( esk44_1(esk49_0) = tl(esk49_0)
    | esk49_0 = nil
    | ~ ssList(tl(esk49_0))
    | ~ ssItem(hd(esk49_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_114,c_0_115]),c_0_52])]) ).

cnf(c_0_119,plain,
    ( nil = X1
    | ssList(tl(X1))
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_116]) ).

fof(c_0_120,plain,
    ! [X332] :
      ( ~ ssList(X332)
      | nil = X332
      | ssItem(hd(X332)) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax22])]) ).

cnf(c_0_121,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_117]) ).

fof(c_0_122,plain,
    ! [X379] :
      ( ~ ssList(X379)
      | frontsegP(X379,nil) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax45])]) ).

cnf(c_0_123,negated_conjecture,
    ( esk44_1(esk49_0) = tl(esk49_0)
    | esk49_0 = nil
    | ~ ssItem(hd(esk49_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_118,c_0_119]),c_0_52])]) ).

cnf(c_0_124,plain,
    ( nil = X1
    | ssItem(hd(X1))
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_120]) ).

cnf(c_0_125,plain,
    ( frontsegP(cons(X1,X2),cons(X1,X3))
    | ~ frontsegP(X2,X3)
    | ~ ssList(X3)
    | ~ ssList(X2)
    | ~ ssItem(X1) ),
    inference(er,[status(thm)],[c_0_121]) ).

cnf(c_0_126,plain,
    ( frontsegP(X1,nil)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_122]) ).

cnf(c_0_127,negated_conjecture,
    ( esk44_1(esk49_0) = tl(esk49_0)
    | esk49_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_123,c_0_124]),c_0_52])]) ).

cnf(c_0_128,negated_conjecture,
    ( ~ ssList(X1)
    | ~ neq(esk50_0,X1)
    | ~ frontsegP(esk51_0,X1)
    | ~ segmentP(X1,esk50_0)
    | ~ equalelemsP(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_32]) ).

fof(c_0_129,plain,
    ! [X402] :
      ( ~ ssList(X402)
      | segmentP(X402,nil) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax57])]) ).

cnf(c_0_130,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_125,c_0_126]),c_0_41])]) ).

cnf(c_0_131,negated_conjecture,
    ( cons(esk45_1(esk49_0),tl(esk49_0)) = esk49_0
    | esk49_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_106,c_0_127]),c_0_52])]) ).

cnf(c_0_132,negated_conjecture,
    ( esk49_0 = nil
    | ssList(tl(esk49_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_115,c_0_127]),c_0_52])]) ).

fof(c_0_133,plain,
    ! [X225,X227] :
      ( ( ssItem(esk5_1(X225))
        | ~ singletonP(X225)
        | ~ ssList(X225) )
      & ( cons(esk5_1(X225),nil) = X225
        | ~ singletonP(X225)
        | ~ ssList(X225) )
      & ( ~ ssItem(X227)
        | cons(X227,nil) != X225
        | singletonP(X225)
        | ~ ssList(X225) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax4])])])])]) ).

cnf(c_0_134,negated_conjecture,
    ( ~ equalelemsP(X1)
    | ~ segmentP(X1,esk48_0)
    | ~ frontsegP(esk49_0,X1)
    | ~ ssList(X1)
    | ~ neq(esk48_0,X1) ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_128,c_0_35]),c_0_35]),c_0_34]) ).

cnf(c_0_135,plain,
    ( segmentP(X1,nil)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_129]) ).

cnf(c_0_136,negated_conjecture,
    ( esk49_0 = nil
    | frontsegP(esk49_0,cons(esk45_1(esk49_0),nil))
    | ~ ssItem(esk45_1(esk49_0)) ),
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_130,c_0_131]),c_0_132]) ).

fof(c_0_137,plain,
    ! [X336,X337] :
      ( ~ ssList(X336)
      | ~ ssItem(X337)
      | tl(cons(X337,X336)) = X336 ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax25])])]) ).

cnf(c_0_138,plain,
    ( singletonP(X2)
    | ~ ssItem(X1)
    | cons(X1,nil) != X2
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_133]) ).

cnf(c_0_139,negated_conjecture,
    ( ~ equalelemsP(X1)
    | ~ frontsegP(esk49_0,X1)
    | ~ ssList(X1)
    | ~ neq(nil,X1) ),
    inference(csr,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_134,c_0_48]),c_0_48]),c_0_135]) ).

cnf(c_0_140,negated_conjecture,
    ( esk49_0 = nil
    | frontsegP(esk49_0,cons(esk45_1(esk49_0),nil)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_136,c_0_107]),c_0_52])]) ).

fof(c_0_141,plain,
    ! [X414] :
      ( ~ ssItem(X414)
      | equalelemsP(cons(X414,nil)) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax73])]) ).

fof(c_0_142,plain,
    ! [X333,X334] :
      ( ~ ssList(X333)
      | ~ ssItem(X334)
      | hd(cons(X334,X333)) = X334 ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax23])])]) ).

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

cnf(c_0_144,plain,
    ( cons(esk5_1(X1),nil) = X1
    | ~ singletonP(X1)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_133]) ).

cnf(c_0_145,plain,
    ( ssItem(esk5_1(X1))
    | ~ singletonP(X1)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_133]) ).

cnf(c_0_146,plain,
    ( singletonP(cons(X1,nil))
    | ~ ssList(cons(X1,nil))
    | ~ ssItem(X1) ),
    inference(er,[status(thm)],[c_0_138]) ).

cnf(c_0_147,negated_conjecture,
    ( esk49_0 = nil
    | ~ equalelemsP(cons(esk45_1(esk49_0),nil))
    | ~ ssList(cons(esk45_1(esk49_0),nil))
    | ~ neq(nil,cons(esk45_1(esk49_0),nil)) ),
    inference(spm,[status(thm)],[c_0_139,c_0_140]) ).

cnf(c_0_148,plain,
    ( equalelemsP(cons(X1,nil))
    | ~ ssItem(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_141]) ).

fof(c_0_149,plain,
    ! [X321,X322] :
      ( ~ ssList(X321)
      | ~ ssItem(X322)
      | cons(X322,X321) != X321 ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax18])])]) ).

cnf(c_0_150,plain,
    ( hd(cons(X2,X1)) = X2
    | ~ ssList(X1)
    | ~ ssItem(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_142]) ).

cnf(c_0_151,plain,
    ( tl(X1) = nil
    | ~ singletonP(X1)
    | ~ ssList(X1) ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_143,c_0_144]),c_0_41])]),c_0_145]) ).

cnf(c_0_152,plain,
    ( singletonP(cons(X1,nil))
    | ~ ssItem(X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_146,c_0_108]),c_0_41])]) ).

cnf(c_0_153,negated_conjecture,
    ( esk49_0 = nil
    | ~ neq(nil,cons(esk45_1(esk49_0),nil))
    | ~ ssItem(esk45_1(esk49_0)) ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_147,c_0_108]),c_0_41])]),c_0_148]) ).

cnf(c_0_154,plain,
    ( ~ ssList(X1)
    | ~ ssItem(X2)
    | cons(X2,X1) != X1 ),
    inference(split_conjunct,[status(thm)],[c_0_149]) ).

cnf(c_0_155,plain,
    ( cons(X1,tl(cons(X1,X2))) = cons(X1,X2)
    | ~ ssList(X2)
    | ~ ssItem(X1) ),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_101,c_0_150]),c_0_108]),c_0_109]) ).

cnf(c_0_156,plain,
    ( tl(cons(X1,nil)) = nil
    | ~ ssList(cons(X1,nil))
    | ~ ssItem(X1) ),
    inference(spm,[status(thm)],[c_0_151,c_0_152]) ).

cnf(c_0_157,negated_conjecture,
    ( esk49_0 = nil
    | ~ neq(nil,cons(esk45_1(esk49_0),nil)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_153,c_0_107]),c_0_52])]) ).

cnf(c_0_158,plain,
    ( tl(cons(X1,X2)) != cons(X1,X2)
    | ~ ssList(tl(cons(X1,X2)))
    | ~ ssList(X2)
    | ~ ssItem(X1) ),
    inference(spm,[status(thm)],[c_0_154,c_0_155]) ).

cnf(c_0_159,plain,
    ( tl(cons(X1,nil)) = nil
    | ~ ssItem(X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_156,c_0_108]),c_0_41])]) ).

cnf(c_0_160,negated_conjecture,
    equalelemsP(esk50_0),
    inference(split_conjunct,[status(thm)],[c_0_32]) ).

fof(c_0_161,plain,
    ! [X403] :
      ( ( ~ segmentP(nil,X403)
        | nil = X403
        | ~ ssList(X403) )
      & ( nil != X403
        | segmentP(nil,X403)
        | ~ ssList(X403) ) ),
    inference(distribute,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax58])])]) ).

cnf(c_0_162,negated_conjecture,
    ( cons(esk45_1(esk49_0),nil) = nil
    | esk49_0 = nil
    | ~ ssList(cons(esk45_1(esk49_0),nil)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_157,c_0_40]),c_0_41])]) ).

cnf(c_0_163,plain,
    ( cons(X1,nil) != nil
    | ~ ssItem(X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_158,c_0_159]),c_0_41])]) ).

cnf(c_0_164,negated_conjecture,
    equalelemsP(esk48_0),
    inference(rw,[status(thm)],[c_0_160,c_0_35]) ).

cnf(c_0_165,plain,
    ( segmentP(nil,X1)
    | nil != X1
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_161]) ).

cnf(c_0_166,negated_conjecture,
    ( neq(esk49_0,nil)
    | nil != esk48_0 ),
    inference(split_conjunct,[status(thm)],[c_0_32]) ).

cnf(c_0_167,negated_conjecture,
    ( esk49_0 = nil
    | ~ ssItem(esk45_1(esk49_0)) ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_162,c_0_108]),c_0_41])]),c_0_163]) ).

cnf(c_0_168,negated_conjecture,
    ( ~ segmentP(esk48_0,esk48_0)
    | ~ neq(esk48_0,esk48_0) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_134,c_0_37]),c_0_164]),c_0_42])]) ).

cnf(c_0_169,plain,
    segmentP(nil,nil),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(er,[status(thm)],[c_0_165]),c_0_41])]) ).

cnf(c_0_170,negated_conjecture,
    neq(esk49_0,nil),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_166,c_0_48])]) ).

cnf(c_0_171,negated_conjecture,
    esk49_0 = nil,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_167,c_0_107]),c_0_52])]) ).

cnf(c_0_172,negated_conjecture,
    ~ neq(nil,nil),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_168,c_0_48]),c_0_48]),c_0_169]),c_0_48]),c_0_48])]) ).

cnf(c_0_173,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(rw,[status(thm)],[c_0_170,c_0_171]),c_0_172]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem    : SWC099+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 : n031.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 04:28:53 EDT 2026
% 0.15/0.33  % CPUTime    : 
% 0.15/0.34  % start to proof: theBenchmark
% 3.57/3.04  % Version  : CSE_E---1.7
% 3.57/3.04  % Problem  : theBenchmark.p
% 3.57/3.04  % SZS status Theorem for theBenchmark.p
% 3.57/3.04  % SZS output start CNFRefutation
% See solution above
% 3.57/3.05  % Total time : 2.372s
%------------------------------------------------------------------------------