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CSE_E---1.7.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : CSE_E---1.7
% Problem  : SWC162+1 : TPTP v9.2.1. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : /export/starexec/sandbox/solver/bin/lemma_parallel_prover %s --lemma-prover /export/starexec/sandbox/solver/bin/cse --final-prover /export/starexec/sandbox/solver/bin/eprover --proof-time %d --global-time-limit %d

% Computer : n011.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 05:18:32 PM UTC 2026

% Result   : Theorem 1.72s 1.84s
% Output   : CNFRefutation 1.72s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   51
%            Number of leaves      :   26
% Syntax   : Number of formulae    :  165 (  32 unt;   0 def)
%            Number of atoms       :  555 ( 194 equ)
%            Maximal formula atoms :   23 (   3 avg)
%            Number of connectives :  637 ( 247   ~; 270   |;  41   &)
%                                         (   5 <=>;  74  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   31 (   4 avg)
%            Maximal term depth    :    6 (   1 avg)
%            Number of predicates  :   10 (   8 usr;   1 prp; 0-2 aty)
%            Number of functors    :   19 (  19 usr;  11 con; 0-2 aty)
%            Number of variables   :  187 (   0 sgn 117   !;   4   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(co1,conjecture,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ! [X3] :
              ( ssList(X3)
             => ! [X4] :
                  ( ssList(X4)
                 => ( X2 != X4
                    | X1 != X3
                    | ~ segmentP(X4,X3)
                    | ! [X5] :
                        ( ssItem(X5)
                       => ! [X6] :
                            ( ssItem(X6)
                           => ! [X7] :
                                ( ssList(X7)
                               => ! [X8] :
                                    ( ssList(X8)
                                   => ! [X9] :
                                        ( ssList(X9)
                                       => ( app(app(app(app(X7,cons(X5,nil)),X8),cons(X6,nil)),X9) != X1
                                          | ~ leq(X6,X5)
                                          | ( ! [X10] :
                                                ( ssItem(X10)
                                               => ( ~ memberP(X8,X10)
                                                  | ( leq(X5,X10)
                                                    & leq(X10,X6) ) ) )
                                            & leq(X5,X6) ) ) ) ) ) ) )
                    | ( ~ singletonP(X3)
                      & neq(X4,nil) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1) ).

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/sandbox/benchmark/Axioms/SWC001+0.ax',ax82) ).

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

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

fof(ax81,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssItem(X2)
         => cons(X2,X1) = app(cons(X2,nil),X1) ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax81) ).

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

fof(ax27,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ! [X3] :
              ( ssItem(X3)
             => cons(X3,app(X2,X1)) = app(cons(X3,X2),X1) ) ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax27) ).

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

fof(ax86,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( nil != X1
           => tl(app(X1,X2)) = app(tl(X1),X2) ) ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax86) ).

fof(ax80,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ! [X3] :
              ( ssList(X3)
             => ( app(X2,X3) = app(X2,X1)
               => X3 = X1 ) ) ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax80) ).

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

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

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

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

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

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

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

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

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

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

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

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/sandbox/benchmark/Axioms/SWC001+0.ax',ax19) ).

fof(ax3,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssItem(X2)
         => ( memberP(X1,X2)
          <=> ? [X3] :
                ( ssList(X3)
                & ? [X4] :
                    ( ssList(X4)
                    & app(X3,cons(X2,X4)) = X1 ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax3) ).

fof(ax38,axiom,
    ! [X1] :
      ( ssItem(X1)
     => ~ memberP(nil,X1) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax38) ).

fof(ax54,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( ( segmentP(X1,X2)
              & segmentP(X2,X1) )
           => X1 = X2 ) ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax54) ).

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

fof(c_0_26,negated_conjecture,
    ~ ! [X1] :
        ( ssList(X1)
       => ! [X2] :
            ( ssList(X2)
           => ! [X3] :
                ( ssList(X3)
               => ! [X4] :
                    ( ssList(X4)
                   => ( X2 != X4
                      | X1 != X3
                      | ~ segmentP(X4,X3)
                      | ! [X5] :
                          ( ssItem(X5)
                         => ! [X6] :
                              ( ssItem(X6)
                             => ! [X7] :
                                  ( ssList(X7)
                                 => ! [X8] :
                                      ( ssList(X8)
                                     => ! [X9] :
                                          ( ssList(X9)
                                         => ( app(app(app(app(X7,cons(X5,nil)),X8),cons(X6,nil)),X9) != X1
                                            | ~ leq(X6,X5)
                                            | ( ! [X10] :
                                                  ( ssItem(X10)
                                                 => ( ~ memberP(X8,X10)
                                                    | ( leq(X5,X10)
                                                      & leq(X10,X6) ) ) )
                                              & leq(X5,X6) ) ) ) ) ) ) )
                      | ( ~ singletonP(X3)
                        & neq(X4,nil) ) ) ) ) ) ),
    inference(fof_simplification,[status(thm)],[inference(assume_negation,[status(cth)],[co1])]) ).

fof(c_0_27,negated_conjecture,
    ( ssList(esk48_0)
    & ssList(esk49_0)
    & ssList(esk50_0)
    & ssList(esk51_0)
    & esk49_0 = esk51_0
    & esk48_0 = esk50_0
    & segmentP(esk51_0,esk50_0)
    & ssItem(esk52_0)
    & ssItem(esk53_0)
    & ssList(esk54_0)
    & ssList(esk55_0)
    & ssList(esk56_0)
    & app(app(app(app(esk54_0,cons(esk52_0,nil)),esk55_0),cons(esk53_0,nil)),esk56_0) = esk48_0
    & leq(esk53_0,esk52_0)
    & ( ssItem(esk57_0)
      | ~ leq(esk52_0,esk53_0) )
    & ( memberP(esk55_0,esk57_0)
      | ~ leq(esk52_0,esk53_0) )
    & ( ~ leq(esk52_0,esk57_0)
      | ~ leq(esk57_0,esk53_0)
      | ~ leq(esk52_0,esk53_0) )
    & ( singletonP(esk50_0)
      | ~ neq(esk51_0,nil) ) ),
    inference(distribute,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_26])])])]) ).

cnf(c_0_28,negated_conjecture,
    app(app(app(app(esk54_0,cons(esk52_0,nil)),esk55_0),cons(esk53_0,nil)),esk56_0) = esk48_0,
    inference(split_conjunct,[status(thm)],[c_0_27]) ).

cnf(c_0_29,negated_conjecture,
    esk48_0 = esk50_0,
    inference(split_conjunct,[status(thm)],[c_0_27]) ).

fof(c_0_30,plain,
    ! [X439,X440,X441] :
      ( ~ ssList(X439)
      | ~ ssList(X440)
      | ~ ssList(X441)
      | app(app(X439,X440),X441) = app(X439,app(X440,X441)) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax82])])]) ).

cnf(c_0_31,negated_conjecture,
    app(app(app(app(esk54_0,cons(esk52_0,nil)),esk55_0),cons(esk53_0,nil)),esk56_0) = esk50_0,
    inference(rw,[status(thm)],[c_0_28,c_0_29]) ).

cnf(c_0_32,plain,
    ( app(app(X1,X2),X3) = app(X1,app(X2,X3))
    | ~ ssList(X1)
    | ~ ssList(X2)
    | ~ ssList(X3) ),
    inference(split_conjunct,[status(thm)],[c_0_30]) ).

cnf(c_0_33,negated_conjecture,
    ssList(esk55_0),
    inference(split_conjunct,[status(thm)],[c_0_27]) ).

cnf(c_0_34,negated_conjecture,
    ssList(esk54_0),
    inference(split_conjunct,[status(thm)],[c_0_27]) ).

fof(c_0_35,plain,
    ! [X328,X329] :
      ( ~ ssList(X328)
      | ~ ssItem(X329)
      | ssList(cons(X329,X328)) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax16])])]) ).

cnf(c_0_36,negated_conjecture,
    ( app(app(app(esk54_0,app(cons(esk52_0,nil),esk55_0)),cons(esk53_0,nil)),esk56_0) = esk50_0
    | ~ ssList(cons(esk52_0,nil)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_31,c_0_32]),c_0_33]),c_0_34])]) ).

cnf(c_0_37,plain,
    ( ssList(cons(X2,X1))
    | ~ ssList(X1)
    | ~ ssItem(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_35]) ).

cnf(c_0_38,plain,
    ssList(nil),
    inference(split_conjunct,[status(thm)],[ax17]) ).

cnf(c_0_39,negated_conjecture,
    ssItem(esk52_0),
    inference(split_conjunct,[status(thm)],[c_0_27]) ).

fof(c_0_40,plain,
    ! [X437,X438] :
      ( ~ ssList(X437)
      | ~ ssItem(X438)
      | cons(X438,X437) = app(cons(X438,nil),X437) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax81])])]) ).

cnf(c_0_41,negated_conjecture,
    app(app(app(esk54_0,app(cons(esk52_0,nil),esk55_0)),cons(esk53_0,nil)),esk56_0) = esk50_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_36,c_0_37]),c_0_38]),c_0_39])]) ).

cnf(c_0_42,plain,
    ( cons(X2,X1) = app(cons(X2,nil),X1)
    | ~ ssList(X1)
    | ~ ssItem(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_40]) ).

cnf(c_0_43,negated_conjecture,
    app(app(app(esk54_0,cons(esk52_0,esk55_0)),cons(esk53_0,nil)),esk56_0) = esk50_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_41,c_0_42]),c_0_33]),c_0_39])]) ).

cnf(c_0_44,negated_conjecture,
    ( app(app(esk54_0,app(cons(esk52_0,esk55_0),cons(esk53_0,nil))),esk56_0) = esk50_0
    | ~ ssList(cons(esk53_0,nil))
    | ~ ssList(cons(esk52_0,esk55_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_43,c_0_32]),c_0_34])]) ).

cnf(c_0_45,negated_conjecture,
    ssItem(esk53_0),
    inference(split_conjunct,[status(thm)],[c_0_27]) ).

cnf(c_0_46,negated_conjecture,
    ( app(app(esk54_0,app(cons(esk52_0,esk55_0),cons(esk53_0,nil))),esk56_0) = esk50_0
    | ~ ssList(cons(esk52_0,esk55_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_44,c_0_37]),c_0_38]),c_0_45])]) ).

cnf(c_0_47,negated_conjecture,
    app(app(esk54_0,app(cons(esk52_0,esk55_0),cons(esk53_0,nil))),esk56_0) = esk50_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_46,c_0_37]),c_0_33]),c_0_39])]) ).

cnf(c_0_48,negated_conjecture,
    ssList(esk56_0),
    inference(split_conjunct,[status(thm)],[c_0_27]) ).

fof(c_0_49,plain,
    ! [X347,X348] :
      ( ~ ssList(X347)
      | ~ ssList(X348)
      | ssList(app(X347,X348)) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax26])])]) ).

cnf(c_0_50,negated_conjecture,
    ( app(esk54_0,app(app(cons(esk52_0,esk55_0),cons(esk53_0,nil)),esk56_0)) = esk50_0
    | ~ ssList(app(cons(esk52_0,esk55_0),cons(esk53_0,nil))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_32,c_0_47]),c_0_48]),c_0_34])]) ).

cnf(c_0_51,plain,
    ( ssList(app(X1,X2))
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_49]) ).

cnf(c_0_52,negated_conjecture,
    ( app(esk54_0,app(app(cons(esk52_0,esk55_0),cons(esk53_0,nil)),esk56_0)) = esk50_0
    | ~ ssList(cons(esk53_0,nil))
    | ~ ssList(cons(esk52_0,esk55_0)) ),
    inference(spm,[status(thm)],[c_0_50,c_0_51]) ).

cnf(c_0_53,negated_conjecture,
    ( app(esk54_0,app(app(cons(esk52_0,esk55_0),cons(esk53_0,nil)),esk56_0)) = esk50_0
    | ~ ssList(cons(esk52_0,esk55_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_52,c_0_37]),c_0_38]),c_0_45])]) ).

fof(c_0_54,plain,
    ! [X349,X350,X351] :
      ( ~ ssList(X349)
      | ~ ssList(X350)
      | ~ ssItem(X351)
      | cons(X351,app(X350,X349)) = app(cons(X351,X350),X349) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax27])])]) ).

cnf(c_0_55,negated_conjecture,
    app(esk54_0,app(app(cons(esk52_0,esk55_0),cons(esk53_0,nil)),esk56_0)) = esk50_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_53,c_0_37]),c_0_33]),c_0_39])]) ).

cnf(c_0_56,plain,
    ( cons(X3,app(X2,X1)) = app(cons(X3,X2),X1)
    | ~ ssList(X1)
    | ~ ssList(X2)
    | ~ ssItem(X3) ),
    inference(split_conjunct,[status(thm)],[c_0_54]) ).

cnf(c_0_57,negated_conjecture,
    ( app(esk54_0,app(cons(esk52_0,app(esk55_0,cons(esk53_0,nil))),esk56_0)) = esk50_0
    | ~ ssList(cons(esk53_0,nil)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_55,c_0_56]),c_0_33]),c_0_39])]) ).

cnf(c_0_58,negated_conjecture,
    app(esk54_0,app(cons(esk52_0,app(esk55_0,cons(esk53_0,nil))),esk56_0)) = esk50_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_57,c_0_37]),c_0_38]),c_0_45])]) ).

cnf(c_0_59,negated_conjecture,
    ( app(esk54_0,cons(esk52_0,app(app(esk55_0,cons(esk53_0,nil)),esk56_0))) = esk50_0
    | ~ ssList(app(esk55_0,cons(esk53_0,nil))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_58,c_0_56]),c_0_48]),c_0_39])]) ).

cnf(c_0_60,negated_conjecture,
    ( app(esk54_0,cons(esk52_0,app(app(esk55_0,cons(esk53_0,nil)),esk56_0))) = esk50_0
    | ~ ssList(cons(esk53_0,nil)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_59,c_0_51]),c_0_33])]) ).

cnf(c_0_61,negated_conjecture,
    app(esk54_0,cons(esk52_0,app(app(esk55_0,cons(esk53_0,nil)),esk56_0))) = esk50_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_60,c_0_37]),c_0_38]),c_0_45])]) ).

fof(c_0_62,plain,
    ! [X237,X238,X240] :
      ( ( ssList(esk6_2(X237,X238))
        | ~ frontsegP(X237,X238)
        | ~ ssList(X238)
        | ~ ssList(X237) )
      & ( app(X238,esk6_2(X237,X238)) = X237
        | ~ frontsegP(X237,X238)
        | ~ ssList(X238)
        | ~ ssList(X237) )
      & ( ~ ssList(X240)
        | app(X238,X240) != X237
        | frontsegP(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)],[ax5])])])])]) ).

cnf(c_0_63,negated_conjecture,
    ( app(esk54_0,cons(esk52_0,app(esk55_0,app(cons(esk53_0,nil),esk56_0)))) = esk50_0
    | ~ ssList(cons(esk53_0,nil)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_61,c_0_32]),c_0_48]),c_0_33])]) ).

cnf(c_0_64,plain,
    ( frontsegP(X3,X2)
    | ~ ssList(X1)
    | app(X2,X1) != X3
    | ~ ssList(X2)
    | ~ ssList(X3) ),
    inference(split_conjunct,[status(thm)],[c_0_62]) ).

cnf(c_0_65,negated_conjecture,
    app(esk54_0,cons(esk52_0,app(esk55_0,app(cons(esk53_0,nil),esk56_0)))) = esk50_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_63,c_0_37]),c_0_38]),c_0_45])]) ).

cnf(c_0_66,plain,
    ( frontsegP(app(X1,X2),X1)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(csr,[status(thm)],[inference(er,[status(thm)],[c_0_64]),c_0_51]) ).

cnf(c_0_67,negated_conjecture,
    app(esk54_0,cons(esk52_0,app(esk55_0,cons(esk53_0,esk56_0)))) = esk50_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_65,c_0_42]),c_0_48]),c_0_45])]) ).

cnf(c_0_68,negated_conjecture,
    ( frontsegP(esk50_0,esk54_0)
    | ~ ssList(cons(esk52_0,app(esk55_0,cons(esk53_0,esk56_0)))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_66,c_0_67]),c_0_34])]) ).

cnf(c_0_69,negated_conjecture,
    ( frontsegP(esk50_0,esk54_0)
    | ~ ssList(app(esk55_0,cons(esk53_0,esk56_0))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_68,c_0_37]),c_0_39])]) ).

cnf(c_0_70,negated_conjecture,
    ( frontsegP(esk50_0,esk54_0)
    | ~ ssList(cons(esk53_0,esk56_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_69,c_0_51]),c_0_33])]) ).

cnf(c_0_71,negated_conjecture,
    ssList(esk48_0),
    inference(split_conjunct,[status(thm)],[c_0_27]) ).

fof(c_0_72,plain,
    ! [X447,X448] :
      ( ~ ssList(X447)
      | ~ ssList(X448)
      | nil = X447
      | tl(app(X447,X448)) = app(tl(X447),X448) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax86])])]) ).

cnf(c_0_73,plain,
    ( app(X1,esk6_2(X2,X1)) = X2
    | ~ frontsegP(X2,X1)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_62]) ).

cnf(c_0_74,negated_conjecture,
    frontsegP(esk50_0,esk54_0),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_70,c_0_37]),c_0_48]),c_0_45])]) ).

cnf(c_0_75,negated_conjecture,
    ssList(esk50_0),
    inference(rw,[status(thm)],[c_0_71,c_0_29]) ).

cnf(c_0_76,plain,
    ( ssList(esk6_2(X1,X2))
    | ~ frontsegP(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_62]) ).

fof(c_0_77,plain,
    ! [X434,X435,X436] :
      ( ~ ssList(X434)
      | ~ ssList(X435)
      | ~ ssList(X436)
      | app(X435,X436) != app(X435,X434)
      | X436 = X434 ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax80])])]) ).

fof(c_0_78,plain,
    ! [X444] :
      ( ~ ssList(X444)
      | app(X444,nil) = X444 ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax84])]) ).

fof(c_0_79,plain,
    ! [X442,X443] :
      ( ( nil = X443
        | nil != app(X442,X443)
        | ~ ssList(X443)
        | ~ ssList(X442) )
      & ( nil = X442
        | nil != app(X442,X443)
        | ~ ssList(X443)
        | ~ ssList(X442) )
      & ( nil != X443
        | nil != X442
        | nil = app(X442,X443)
        | ~ ssList(X443)
        | ~ ssList(X442) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax83])])])]) ).

cnf(c_0_80,plain,
    ( nil = X1
    | tl(app(X1,X2)) = app(tl(X1),X2)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_72]) ).

cnf(c_0_81,negated_conjecture,
    app(esk54_0,esk6_2(esk50_0,esk54_0)) = esk50_0,
    inference(cn,[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_34])]) ).

cnf(c_0_82,negated_conjecture,
    ssList(esk6_2(esk50_0,esk54_0)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_76,c_0_74]),c_0_34]),c_0_75])]) ).

fof(c_0_83,plain,
    ! [X345,X346] :
      ( ~ ssList(X345)
      | ~ ssItem(X346)
      | tl(cons(X346,X345)) = X345 ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax25])])]) ).

fof(c_0_84,plain,
    ! [X234,X236] :
      ( ( ssItem(esk5_1(X234))
        | ~ singletonP(X234)
        | ~ ssList(X234) )
      & ( cons(esk5_1(X234),nil) = X234
        | ~ singletonP(X234)
        | ~ ssList(X234) )
      & ( ~ ssItem(X236)
        | cons(X236,nil) != X234
        | singletonP(X234)
        | ~ ssList(X234) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax4])])])])]) ).

fof(c_0_85,plain,
    ! [X326,X327] :
      ( ( ~ neq(X326,X327)
        | X326 != X327
        | ~ ssList(X327)
        | ~ ssList(X326) )
      & ( X326 = X327
        | neq(X326,X327)
        | ~ ssList(X327)
        | ~ ssList(X326) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax15])])])]) ).

cnf(c_0_86,negated_conjecture,
    ssList(esk49_0),
    inference(split_conjunct,[status(thm)],[c_0_27]) ).

cnf(c_0_87,negated_conjecture,
    esk49_0 = esk51_0,
    inference(split_conjunct,[status(thm)],[c_0_27]) ).

cnf(c_0_88,plain,
    ( X3 = X1
    | ~ ssList(X1)
    | ~ ssList(X2)
    | ~ ssList(X3)
    | app(X2,X3) != app(X2,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_77]) ).

cnf(c_0_89,plain,
    ( app(X1,nil) = X1
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_78]) ).

fof(c_0_90,plain,
    ! [X342,X343] :
      ( ~ ssList(X342)
      | ~ ssItem(X343)
      | hd(cons(X343,X342)) = X343 ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax23])])]) ).

fof(c_0_91,plain,
    ! [X445,X446] :
      ( ~ ssList(X445)
      | ~ ssList(X446)
      | nil = X445
      | hd(app(X445,X446)) = hd(X445) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax85])])]) ).

cnf(c_0_92,plain,
    ( nil = X1
    | nil != app(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_79]) ).

cnf(c_0_93,negated_conjecture,
    ( app(tl(esk54_0),esk6_2(esk50_0,esk54_0)) = tl(esk50_0)
    | esk54_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_80,c_0_81]),c_0_82]),c_0_34])]) ).

fof(c_0_94,plain,
    ! [X344] :
      ( ~ ssList(X344)
      | nil = X344
      | ssList(tl(X344)) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax24])]) ).

cnf(c_0_95,plain,
    ( tl(cons(X2,X1)) = X1
    | ~ ssList(X1)
    | ~ ssItem(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_83]) ).

cnf(c_0_96,plain,
    ( cons(esk5_1(X1),nil) = X1
    | ~ singletonP(X1)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_84]) ).

cnf(c_0_97,plain,
    ( ssItem(esk5_1(X1))
    | ~ singletonP(X1)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_84]) ).

cnf(c_0_98,negated_conjecture,
    ( singletonP(esk50_0)
    | ~ neq(esk51_0,nil) ),
    inference(split_conjunct,[status(thm)],[c_0_27]) ).

cnf(c_0_99,plain,
    ( X1 = X2
    | neq(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_85]) ).

cnf(c_0_100,negated_conjecture,
    ssList(esk51_0),
    inference(rw,[status(thm)],[c_0_86,c_0_87]) ).

cnf(c_0_101,plain,
    ( X1 = nil
    | app(X2,X1) != X2
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_88,c_0_89]),c_0_38])]) ).

cnf(c_0_102,plain,
    ( hd(cons(X2,X1)) = X2
    | ~ ssList(X1)
    | ~ ssItem(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_90]) ).

fof(c_0_103,plain,
    ! [X430] :
      ( ~ ssList(X430)
      | nil = X430
      | cons(hd(X430),tl(X430)) = X430 ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax78])]) ).

cnf(c_0_104,plain,
    ( nil = X1
    | hd(app(X1,X2)) = hd(X1)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_91]) ).

cnf(c_0_105,negated_conjecture,
    ( tl(esk54_0) = nil
    | esk54_0 = nil
    | tl(esk50_0) != nil
    | ~ ssList(tl(esk54_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_92,c_0_93]),c_0_82])]) ).

cnf(c_0_106,plain,
    ( nil = X1
    | ssList(tl(X1))
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_94]) ).

cnf(c_0_107,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_95,c_0_96]),c_0_38])]),c_0_97]) ).

cnf(c_0_108,negated_conjecture,
    ( esk51_0 = nil
    | singletonP(esk50_0) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_98,c_0_99]),c_0_38]),c_0_100])]) ).

cnf(c_0_109,negated_conjecture,
    ( cons(esk52_0,app(esk55_0,cons(esk53_0,esk56_0))) = nil
    | esk54_0 != esk50_0
    | ~ ssList(cons(esk52_0,app(esk55_0,cons(esk53_0,esk56_0)))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_101,c_0_67]),c_0_34])]) ).

cnf(c_0_110,plain,
    ( esk5_1(X1) = hd(X1)
    | ~ singletonP(X1)
    | ~ ssList(X1) ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_102,c_0_96]),c_0_38])]),c_0_97]) ).

cnf(c_0_111,plain,
    ( nil = X1
    | cons(hd(X1),tl(X1)) = X1
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_103]) ).

cnf(c_0_112,negated_conjecture,
    ( hd(esk54_0) = hd(esk50_0)
    | esk54_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_104,c_0_81]),c_0_82]),c_0_34])]) ).

cnf(c_0_113,negated_conjecture,
    ( tl(esk54_0) = nil
    | esk54_0 = nil
    | tl(esk50_0) != nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_105,c_0_106]),c_0_34])]) ).

cnf(c_0_114,negated_conjecture,
    ( tl(esk50_0) = nil
    | esk51_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_107,c_0_108]),c_0_75])]) ).

cnf(c_0_115,negated_conjecture,
    ( cons(esk52_0,app(esk55_0,cons(esk53_0,esk56_0))) = nil
    | esk54_0 != esk50_0
    | ~ ssList(app(esk55_0,cons(esk53_0,esk56_0))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_109,c_0_37]),c_0_39])]) ).

cnf(c_0_116,plain,
    ( cons(hd(X1),nil) = X1
    | ~ singletonP(X1)
    | ~ ssList(X1) ),
    inference(spm,[status(thm)],[c_0_96,c_0_110]) ).

cnf(c_0_117,negated_conjecture,
    ( cons(hd(esk50_0),tl(esk54_0)) = esk54_0
    | esk54_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_111,c_0_112]),c_0_34])]) ).

cnf(c_0_118,negated_conjecture,
    ( tl(esk54_0) = nil
    | esk51_0 = nil
    | esk54_0 = nil ),
    inference(spm,[status(thm)],[c_0_113,c_0_114]) ).

cnf(c_0_119,negated_conjecture,
    ( cons(esk52_0,app(esk55_0,cons(esk53_0,esk56_0))) = nil
    | esk54_0 != esk50_0
    | ~ ssList(cons(esk53_0,esk56_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_115,c_0_51]),c_0_33])]) ).

cnf(c_0_120,negated_conjecture,
    ( cons(hd(esk50_0),nil) = esk50_0
    | esk51_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_116,c_0_108]),c_0_75])]) ).

cnf(c_0_121,negated_conjecture,
    ( cons(hd(esk50_0),nil) = esk54_0
    | esk51_0 = nil
    | esk54_0 = nil ),
    inference(spm,[status(thm)],[c_0_117,c_0_118]) ).

fof(c_0_122,plain,
    ! [X339,X340] :
      ( ~ ssList(X339)
      | ~ ssItem(X340)
      | nil != cons(X340,X339) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax21])])]) ).

cnf(c_0_123,negated_conjecture,
    ( cons(esk52_0,app(esk55_0,cons(esk53_0,esk56_0))) = nil
    | esk54_0 != esk50_0 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_119,c_0_37]),c_0_48]),c_0_45])]) ).

cnf(c_0_124,negated_conjecture,
    ( esk54_0 = nil
    | esk51_0 = nil
    | esk54_0 = esk50_0 ),
    inference(spm,[status(thm)],[c_0_120,c_0_121]) ).

cnf(c_0_125,plain,
    ( ~ ssList(X1)
    | ~ ssItem(X2)
    | nil != cons(X2,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_122]) ).

cnf(c_0_126,negated_conjecture,
    ( cons(esk52_0,app(esk55_0,cons(esk53_0,esk56_0))) = nil
    | esk51_0 = nil
    | esk54_0 = nil ),
    inference(spm,[status(thm)],[c_0_123,c_0_124]) ).

cnf(c_0_127,negated_conjecture,
    ( esk54_0 = nil
    | esk51_0 = nil
    | ~ ssList(app(esk55_0,cons(esk53_0,esk56_0))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_125,c_0_126]),c_0_39])]) ).

cnf(c_0_128,negated_conjecture,
    ( esk51_0 = nil
    | esk54_0 = nil
    | ~ ssList(cons(esk53_0,esk56_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_127,c_0_51]),c_0_33])]) ).

fof(c_0_129,plain,
    ! [X352] :
      ( ~ ssList(X352)
      | app(nil,X352) = X352 ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax28])]) ).

cnf(c_0_130,negated_conjecture,
    ( esk54_0 = nil
    | esk51_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_128,c_0_37]),c_0_48]),c_0_45])]) ).

cnf(c_0_131,plain,
    ( app(nil,X1) = X1
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_129]) ).

cnf(c_0_132,negated_conjecture,
    ( app(nil,cons(esk52_0,app(esk55_0,cons(esk53_0,esk56_0)))) = esk50_0
    | esk51_0 = nil ),
    inference(spm,[status(thm)],[c_0_67,c_0_130]) ).

cnf(c_0_133,negated_conjecture,
    ( cons(esk52_0,app(esk55_0,cons(esk53_0,esk56_0))) = esk50_0
    | esk51_0 = nil
    | ~ ssList(cons(esk52_0,app(esk55_0,cons(esk53_0,esk56_0)))) ),
    inference(spm,[status(thm)],[c_0_131,c_0_132]) ).

fof(c_0_134,plain,
    ! [X332,X333,X334,X335] :
      ( ( X334 = X335
        | cons(X334,X332) != cons(X335,X333)
        | ~ ssItem(X335)
        | ~ ssItem(X334)
        | ~ ssList(X333)
        | ~ ssList(X332) )
      & ( X333 = X332
        | cons(X334,X332) != cons(X335,X333)
        | ~ ssItem(X335)
        | ~ ssItem(X334)
        | ~ ssList(X333)
        | ~ ssList(X332) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax19])])])]) ).

cnf(c_0_135,negated_conjecture,
    ( cons(esk52_0,app(esk55_0,cons(esk53_0,esk56_0))) = esk50_0
    | esk51_0 = nil
    | ~ ssList(app(esk55_0,cons(esk53_0,esk56_0))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_133,c_0_37]),c_0_39])]) ).

cnf(c_0_136,plain,
    ( X1 = X2
    | cons(X3,X2) != cons(X4,X1)
    | ~ ssItem(X4)
    | ~ ssItem(X3)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_134]) ).

cnf(c_0_137,negated_conjecture,
    ( cons(esk52_0,app(esk55_0,cons(esk53_0,esk56_0))) = esk50_0
    | esk51_0 = nil
    | ~ ssList(cons(esk53_0,esk56_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_135,c_0_51]),c_0_33])]) ).

cnf(c_0_138,plain,
    ( nil = X1
    | ~ singletonP(cons(X2,X1))
    | ~ ssList(X1)
    | ~ ssItem(X2) ),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(er,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_136,c_0_96]),c_0_38])])]),c_0_97]),c_0_37]) ).

cnf(c_0_139,negated_conjecture,
    ( cons(esk52_0,app(esk55_0,cons(esk53_0,esk56_0))) = esk50_0
    | esk51_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_137,c_0_37]),c_0_48]),c_0_45])]) ).

fof(c_0_140,plain,
    ! [X228,X229,X232,X233] :
      ( ( ssList(esk3_2(X228,X229))
        | ~ memberP(X228,X229)
        | ~ ssItem(X229)
        | ~ ssList(X228) )
      & ( ssList(esk4_2(X228,X229))
        | ~ memberP(X228,X229)
        | ~ ssItem(X229)
        | ~ ssList(X228) )
      & ( app(esk3_2(X228,X229),cons(X229,esk4_2(X228,X229))) = X228
        | ~ memberP(X228,X229)
        | ~ ssItem(X229)
        | ~ ssList(X228) )
      & ( ~ ssList(X232)
        | ~ ssList(X233)
        | app(X232,cons(X229,X233)) != X228
        | memberP(X228,X229)
        | ~ ssItem(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)],[ax3])])])])]) ).

cnf(c_0_141,negated_conjecture,
    ( app(esk55_0,cons(esk53_0,esk56_0)) = nil
    | esk51_0 = nil
    | ~ ssList(app(esk55_0,cons(esk53_0,esk56_0))) ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_138,c_0_139]),c_0_39])]),c_0_108]) ).

cnf(c_0_142,plain,
    ( memberP(X4,X3)
    | ~ ssList(X1)
    | ~ ssList(X2)
    | app(X1,cons(X3,X2)) != X4
    | ~ ssItem(X3)
    | ~ ssList(X4) ),
    inference(split_conjunct,[status(thm)],[c_0_140]) ).

fof(c_0_143,plain,
    ! [X1] :
      ( ssItem(X1)
     => ~ memberP(nil,X1) ),
    inference(fof_simplification,[status(thm)],[ax38]) ).

cnf(c_0_144,negated_conjecture,
    ( app(esk55_0,cons(esk53_0,esk56_0)) = nil
    | esk51_0 = nil
    | ~ ssList(cons(esk53_0,esk56_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_141,c_0_51]),c_0_33])]) ).

cnf(c_0_145,plain,
    ( memberP(app(X1,cons(X2,X3)),X2)
    | ~ ssList(app(X1,cons(X2,X3)))
    | ~ ssList(X3)
    | ~ ssList(X1)
    | ~ ssItem(X2) ),
    inference(er,[status(thm)],[c_0_142]) ).

fof(c_0_146,plain,
    ! [X404,X405] :
      ( ~ ssList(X404)
      | ~ ssList(X405)
      | ~ segmentP(X404,X405)
      | ~ segmentP(X405,X404)
      | X404 = X405 ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax54])])]) ).

fof(c_0_147,plain,
    ! [X374] :
      ( ~ ssItem(X374)
      | ~ memberP(nil,X374) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_143])]) ).

cnf(c_0_148,negated_conjecture,
    ( app(esk55_0,cons(esk53_0,esk56_0)) = nil
    | esk51_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_144,c_0_37]),c_0_48]),c_0_45])]) ).

cnf(c_0_149,negated_conjecture,
    ( memberP(esk50_0,esk52_0)
    | ~ ssList(app(app(esk55_0,cons(esk53_0,nil)),esk56_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_145,c_0_61]),c_0_75]),c_0_34]),c_0_39])]) ).

cnf(c_0_150,plain,
    ( X1 = X2
    | ~ ssList(X1)
    | ~ ssList(X2)
    | ~ segmentP(X1,X2)
    | ~ segmentP(X2,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_146]) ).

cnf(c_0_151,negated_conjecture,
    segmentP(esk51_0,esk50_0),
    inference(split_conjunct,[status(thm)],[c_0_27]) ).

cnf(c_0_152,plain,
    ( ~ ssItem(X1)
    | ~ memberP(nil,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_147]) ).

cnf(c_0_153,negated_conjecture,
    ( esk51_0 = nil
    | memberP(nil,esk53_0) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_145,c_0_148]),c_0_38]),c_0_48]),c_0_33]),c_0_45])]) ).

cnf(c_0_154,negated_conjecture,
    ( memberP(esk50_0,esk52_0)
    | ~ ssList(app(esk55_0,cons(esk53_0,nil))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_149,c_0_51]),c_0_48])]) ).

cnf(c_0_155,negated_conjecture,
    ( esk50_0 = esk51_0
    | ~ segmentP(esk50_0,esk51_0) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_150,c_0_151]),c_0_100]),c_0_75])]) ).

cnf(c_0_156,negated_conjecture,
    esk51_0 = nil,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_152,c_0_153]),c_0_45])]) ).

fof(c_0_157,plain,
    ! [X411] :
      ( ~ ssList(X411)
      | segmentP(X411,nil) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax57])]) ).

cnf(c_0_158,negated_conjecture,
    ( memberP(esk50_0,esk52_0)
    | ~ ssList(cons(esk53_0,nil)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_154,c_0_51]),c_0_33])]) ).

cnf(c_0_159,negated_conjecture,
    ( esk50_0 = nil
    | ~ segmentP(esk50_0,nil) ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_155,c_0_156]),c_0_156]) ).

cnf(c_0_160,plain,
    ( segmentP(X1,nil)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_157]) ).

cnf(c_0_161,negated_conjecture,
    memberP(esk50_0,esk52_0),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_158,c_0_37]),c_0_38]),c_0_45])]) ).

cnf(c_0_162,negated_conjecture,
    esk50_0 = nil,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_159,c_0_160]),c_0_75])]) ).

cnf(c_0_163,negated_conjecture,
    memberP(nil,esk52_0),
    inference(rw,[status(thm)],[c_0_161,c_0_162]) ).

cnf(c_0_164,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_152,c_0_163]),c_0_39])]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem    : SWC162+1 : TPTP v9.2.1. Released v2.4.0.
% 0.00/0.12  % Command    : /export/starexec/sandbox/solver/bin/lemma_parallel_prover %s --lemma-prover /export/starexec/sandbox/solver/bin/cse --final-prover /export/starexec/sandbox/solver/bin/eprover --proof-time %d --global-time-limit %d
% 0.15/0.32  % Computer : n011.cluster.edu
% 0.15/0.32  % Model    : x86_64 x86_64
% 0.15/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.32  % Memory   : 8042.1875MB
% 0.15/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.32  % CPULimit   : 300
% 0.15/0.32  % WCLimit    : 300
% 0.15/0.32  % DateTime   : Tue May  5 04:30:32 EDT 2026
% 0.15/0.32  % CPUTime    : 
% 0.15/0.34  % start to proof: theBenchmark
% 1.72/1.84  % Version  : CSE_E---1.7
% 1.72/1.84  % Problem  : theBenchmark.p
% 1.72/1.84  % SZS status Theorem for theBenchmark.p
% 1.72/1.84  % SZS output start CNFRefutation
% See solution above
% 1.72/1.84  % Total time : 1.373s
%------------------------------------------------------------------------------