TSTP Solution File: SWC091+1 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : SWC091+1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n026.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 : Thu Aug 31 20:40:54 EDT 2023

% Result   : Theorem 34.64s 5.82s
% Output   : CNFRefutation 34.64s
% Verified : 
% SZS Type : ERROR: Analysing output (Could not find formula named f592)

% Comments : 
%------------------------------------------------------------------------------
fof(f5,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ( frontsegP(X0,X1)
          <=> ? [X2] :
                ( app(X1,X2) = X0
                & ssList(X2) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax5) ).

fof(f7,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ( segmentP(X0,X1)
          <=> ? [X2] :
                ( ? [X3] :
                    ( app(app(X2,X1),X3) = X0
                    & ssList(X3) )
                & ssList(X2) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax7) ).

fof(f15,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ( neq(X0,X1)
          <=> X0 != X1 ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax15) ).

fof(f16,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssItem(X1)
         => ssList(cons(X1,X0)) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax16) ).

fof(f17,axiom,
    ssList(nil),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax17) ).

fof(f21,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssItem(X1)
         => nil != cons(X1,X0) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax21) ).

fof(f26,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ssList(app(X0,X1)) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax26) ).

fof(f28,axiom,
    ! [X0] :
      ( ssList(X0)
     => app(nil,X0) = X0 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax28) ).

fof(f54,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ( ( segmentP(X1,X0)
              & segmentP(X0,X1) )
           => X0 = X1 ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax54) ).

fof(f55,axiom,
    ! [X0] :
      ( ssList(X0)
     => segmentP(X0,X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax55) ).

fof(f57,axiom,
    ! [X0] :
      ( ssList(X0)
     => segmentP(X0,nil) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax57) ).

fof(f58,axiom,
    ! [X0] :
      ( ssList(X0)
     => ( segmentP(nil,X0)
      <=> nil = X0 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax58) ).

fof(f65,axiom,
    ! [X0] :
      ( ssItem(X0)
     => totalorderedP(cons(X0,nil)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax65) ).

fof(f75,axiom,
    ! [X0] :
      ( ssList(X0)
     => ( nil != X0
       => ? [X1] :
            ( hd(X0) = X1
            & ssItem(X1) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax75) ).

fof(f76,axiom,
    ! [X0] :
      ( ssList(X0)
     => ( nil != X0
       => ? [X1] :
            ( tl(X0) = X1
            & ssList(X1) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax76) ).

fof(f78,axiom,
    ! [X0] :
      ( ssList(X0)
     => ( nil != X0
       => cons(hd(X0),tl(X0)) = X0 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax78) ).

fof(f81,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssItem(X1)
         => cons(X1,X0) = app(cons(X1,nil),X0) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax81) ).

fof(f84,axiom,
    ! [X0] :
      ( ssList(X0)
     => app(X0,nil) = X0 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax84) ).

fof(f96,conjecture,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ! [X2] :
              ( ssList(X2)
             => ! [X3] :
                  ( ssList(X3)
                 => ( ? [X5] :
                        ( totalorderedP(X5)
                        & segmentP(X5,X2)
                        & frontsegP(X3,X5)
                        & neq(X2,X5)
                        & ssList(X5) )
                    | ? [X4] :
                        ( segmentP(X0,X4)
                        & segmentP(X1,X4)
                        & neq(X4,nil)
                        & ssList(X4) )
                    | ~ totalorderedP(X2)
                    | ~ frontsegP(X3,X2)
                    | ~ neq(X1,nil)
                    | X0 != X2
                    | X1 != X3 ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1) ).

fof(f97,negated_conjecture,
    ~ ! [X0] :
        ( ssList(X0)
       => ! [X1] :
            ( ssList(X1)
           => ! [X2] :
                ( ssList(X2)
               => ! [X3] :
                    ( ssList(X3)
                   => ( ? [X5] :
                          ( totalorderedP(X5)
                          & segmentP(X5,X2)
                          & frontsegP(X3,X5)
                          & neq(X2,X5)
                          & ssList(X5) )
                      | ? [X4] :
                          ( segmentP(X0,X4)
                          & segmentP(X1,X4)
                          & neq(X4,nil)
                          & ssList(X4) )
                      | ~ totalorderedP(X2)
                      | ~ frontsegP(X3,X2)
                      | ~ neq(X1,nil)
                      | X0 != X2
                      | X1 != X3 ) ) ) ) ),
    inference(negated_conjecture,[],[f96]) ).

fof(f98,plain,
    ~ ! [X0] :
        ( ssList(X0)
       => ! [X1] :
            ( ssList(X1)
           => ! [X2] :
                ( ssList(X2)
               => ! [X3] :
                    ( ssList(X3)
                   => ( ? [X4] :
                          ( totalorderedP(X4)
                          & segmentP(X4,X2)
                          & frontsegP(X3,X4)
                          & neq(X2,X4)
                          & ssList(X4) )
                      | ? [X5] :
                          ( segmentP(X0,X5)
                          & segmentP(X1,X5)
                          & neq(X5,nil)
                          & ssList(X5) )
                      | ~ totalorderedP(X2)
                      | ~ frontsegP(X3,X2)
                      | ~ neq(X1,nil)
                      | X0 != X2
                      | X1 != X3 ) ) ) ) ),
    inference(rectify,[],[f97]) ).

fof(f102,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( frontsegP(X0,X1)
          <=> ? [X2] :
                ( app(X1,X2) = X0
                & ssList(X2) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f5]) ).

fof(f104,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( segmentP(X0,X1)
          <=> ? [X2] :
                ( ? [X3] :
                    ( app(app(X2,X1),X3) = X0
                    & ssList(X3) )
                & ssList(X2) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f7]) ).

fof(f119,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( neq(X0,X1)
          <=> X0 != X1 )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f15]) ).

fof(f120,plain,
    ! [X0] :
      ( ! [X1] :
          ( ssList(cons(X1,X0))
          | ~ ssItem(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f16]) ).

fof(f126,plain,
    ! [X0] :
      ( ! [X1] :
          ( nil != cons(X1,X0)
          | ~ ssItem(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f21]) ).

fof(f133,plain,
    ! [X0] :
      ( ! [X1] :
          ( ssList(app(X0,X1))
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f26]) ).

fof(f135,plain,
    ! [X0] :
      ( app(nil,X0) = X0
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f28]) ).

fof(f171,plain,
    ! [X0] :
      ( ! [X1] :
          ( X0 = X1
          | ~ segmentP(X1,X0)
          | ~ segmentP(X0,X1)
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f54]) ).

fof(f172,plain,
    ! [X0] :
      ( ! [X1] :
          ( X0 = X1
          | ~ segmentP(X1,X0)
          | ~ segmentP(X0,X1)
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(flattening,[],[f171]) ).

fof(f173,plain,
    ! [X0] :
      ( segmentP(X0,X0)
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f55]) ).

fof(f176,plain,
    ! [X0] :
      ( segmentP(X0,nil)
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f57]) ).

fof(f177,plain,
    ! [X0] :
      ( ( segmentP(nil,X0)
      <=> nil = X0 )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f58]) ).

fof(f181,plain,
    ! [X0] :
      ( totalorderedP(cons(X0,nil))
      | ~ ssItem(X0) ),
    inference(ennf_transformation,[],[f65]) ).

fof(f187,plain,
    ! [X0] :
      ( ? [X1] :
          ( hd(X0) = X1
          & ssItem(X1) )
      | nil = X0
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f75]) ).

fof(f188,plain,
    ! [X0] :
      ( ? [X1] :
          ( hd(X0) = X1
          & ssItem(X1) )
      | nil = X0
      | ~ ssList(X0) ),
    inference(flattening,[],[f187]) ).

fof(f189,plain,
    ! [X0] :
      ( ? [X1] :
          ( tl(X0) = X1
          & ssList(X1) )
      | nil = X0
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f76]) ).

fof(f190,plain,
    ! [X0] :
      ( ? [X1] :
          ( tl(X0) = X1
          & ssList(X1) )
      | nil = X0
      | ~ ssList(X0) ),
    inference(flattening,[],[f189]) ).

fof(f193,plain,
    ! [X0] :
      ( cons(hd(X0),tl(X0)) = X0
      | nil = X0
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f78]) ).

fof(f194,plain,
    ! [X0] :
      ( cons(hd(X0),tl(X0)) = X0
      | nil = X0
      | ~ ssList(X0) ),
    inference(flattening,[],[f193]) ).

fof(f199,plain,
    ! [X0] :
      ( ! [X1] :
          ( cons(X1,X0) = app(cons(X1,nil),X0)
          | ~ ssItem(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f81]) ).

fof(f202,plain,
    ! [X0] :
      ( app(X0,nil) = X0
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f84]) ).

fof(f222,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ! [X4] :
                      ( ~ totalorderedP(X4)
                      | ~ segmentP(X4,X2)
                      | ~ frontsegP(X3,X4)
                      | ~ neq(X2,X4)
                      | ~ ssList(X4) )
                  & ! [X5] :
                      ( ~ segmentP(X0,X5)
                      | ~ segmentP(X1,X5)
                      | ~ neq(X5,nil)
                      | ~ ssList(X5) )
                  & totalorderedP(X2)
                  & frontsegP(X3,X2)
                  & neq(X1,nil)
                  & X0 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(ennf_transformation,[],[f98]) ).

fof(f223,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ! [X4] :
                      ( ~ totalorderedP(X4)
                      | ~ segmentP(X4,X2)
                      | ~ frontsegP(X3,X4)
                      | ~ neq(X2,X4)
                      | ~ ssList(X4) )
                  & ! [X5] :
                      ( ~ segmentP(X0,X5)
                      | ~ segmentP(X1,X5)
                      | ~ neq(X5,nil)
                      | ~ ssList(X5) )
                  & totalorderedP(X2)
                  & frontsegP(X3,X2)
                  & neq(X1,nil)
                  & X0 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(flattening,[],[f222]) ).

fof(f246,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( frontsegP(X0,X1)
              | ! [X2] :
                  ( app(X1,X2) != X0
                  | ~ ssList(X2) ) )
            & ( ? [X2] :
                  ( app(X1,X2) = X0
                  & ssList(X2) )
              | ~ frontsegP(X0,X1) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(nnf_transformation,[],[f102]) ).

fof(f247,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( frontsegP(X0,X1)
              | ! [X2] :
                  ( app(X1,X2) != X0
                  | ~ ssList(X2) ) )
            & ( ? [X3] :
                  ( app(X1,X3) = X0
                  & ssList(X3) )
              | ~ frontsegP(X0,X1) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(rectify,[],[f246]) ).

fof(f248,plain,
    ! [X0,X1] :
      ( ? [X3] :
          ( app(X1,X3) = X0
          & ssList(X3) )
     => ( app(X1,sK11(X0,X1)) = X0
        & ssList(sK11(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f249,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( frontsegP(X0,X1)
              | ! [X2] :
                  ( app(X1,X2) != X0
                  | ~ ssList(X2) ) )
            & ( ( app(X1,sK11(X0,X1)) = X0
                & ssList(sK11(X0,X1)) )
              | ~ frontsegP(X0,X1) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK11])],[f247,f248]) ).

fof(f254,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( segmentP(X0,X1)
              | ! [X2] :
                  ( ! [X3] :
                      ( app(app(X2,X1),X3) != X0
                      | ~ ssList(X3) )
                  | ~ ssList(X2) ) )
            & ( ? [X2] :
                  ( ? [X3] :
                      ( app(app(X2,X1),X3) = X0
                      & ssList(X3) )
                  & ssList(X2) )
              | ~ segmentP(X0,X1) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(nnf_transformation,[],[f104]) ).

fof(f255,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( segmentP(X0,X1)
              | ! [X2] :
                  ( ! [X3] :
                      ( app(app(X2,X1),X3) != X0
                      | ~ ssList(X3) )
                  | ~ ssList(X2) ) )
            & ( ? [X4] :
                  ( ? [X5] :
                      ( app(app(X4,X1),X5) = X0
                      & ssList(X5) )
                  & ssList(X4) )
              | ~ segmentP(X0,X1) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(rectify,[],[f254]) ).

fof(f256,plain,
    ! [X0,X1] :
      ( ? [X4] :
          ( ? [X5] :
              ( app(app(X4,X1),X5) = X0
              & ssList(X5) )
          & ssList(X4) )
     => ( ? [X5] :
            ( app(app(sK13(X0,X1),X1),X5) = X0
            & ssList(X5) )
        & ssList(sK13(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f257,plain,
    ! [X0,X1] :
      ( ? [X5] :
          ( app(app(sK13(X0,X1),X1),X5) = X0
          & ssList(X5) )
     => ( app(app(sK13(X0,X1),X1),sK14(X0,X1)) = X0
        & ssList(sK14(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f258,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( segmentP(X0,X1)
              | ! [X2] :
                  ( ! [X3] :
                      ( app(app(X2,X1),X3) != X0
                      | ~ ssList(X3) )
                  | ~ ssList(X2) ) )
            & ( ( app(app(sK13(X0,X1),X1),sK14(X0,X1)) = X0
                & ssList(sK14(X0,X1))
                & ssList(sK13(X0,X1)) )
              | ~ segmentP(X0,X1) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK13,sK14])],[f255,f257,f256]) ).

fof(f317,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( neq(X0,X1)
              | X0 = X1 )
            & ( X0 != X1
              | ~ neq(X0,X1) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(nnf_transformation,[],[f119]) ).

fof(f331,plain,
    ! [X0] :
      ( ( ( segmentP(nil,X0)
          | nil != X0 )
        & ( nil = X0
          | ~ segmentP(nil,X0) ) )
      | ~ ssList(X0) ),
    inference(nnf_transformation,[],[f177]) ).

fof(f336,plain,
    ! [X0] :
      ( ? [X1] :
          ( hd(X0) = X1
          & ssItem(X1) )
     => ( hd(X0) = sK51(X0)
        & ssItem(sK51(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f337,plain,
    ! [X0] :
      ( ( hd(X0) = sK51(X0)
        & ssItem(sK51(X0)) )
      | nil = X0
      | ~ ssList(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK51])],[f188,f336]) ).

fof(f338,plain,
    ! [X0] :
      ( ? [X1] :
          ( tl(X0) = X1
          & ssList(X1) )
     => ( tl(X0) = sK52(X0)
        & ssList(sK52(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f339,plain,
    ! [X0] :
      ( ( tl(X0) = sK52(X0)
        & ssList(sK52(X0)) )
      | nil = X0
      | ~ ssList(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK52])],[f190,f338]) ).

fof(f344,plain,
    ( ? [X0] :
        ( ? [X1] :
            ( ? [X2] :
                ( ? [X3] :
                    ( ! [X4] :
                        ( ~ totalorderedP(X4)
                        | ~ segmentP(X4,X2)
                        | ~ frontsegP(X3,X4)
                        | ~ neq(X2,X4)
                        | ~ ssList(X4) )
                    & ! [X5] :
                        ( ~ segmentP(X0,X5)
                        | ~ segmentP(X1,X5)
                        | ~ neq(X5,nil)
                        | ~ ssList(X5) )
                    & totalorderedP(X2)
                    & frontsegP(X3,X2)
                    & neq(X1,nil)
                    & X0 = X2
                    & X1 = X3
                    & ssList(X3) )
                & ssList(X2) )
            & ssList(X1) )
        & ssList(X0) )
   => ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ! [X4] :
                      ( ~ totalorderedP(X4)
                      | ~ segmentP(X4,X2)
                      | ~ frontsegP(X3,X4)
                      | ~ neq(X2,X4)
                      | ~ ssList(X4) )
                  & ! [X5] :
                      ( ~ segmentP(sK53,X5)
                      | ~ segmentP(X1,X5)
                      | ~ neq(X5,nil)
                      | ~ ssList(X5) )
                  & totalorderedP(X2)
                  & frontsegP(X3,X2)
                  & neq(X1,nil)
                  & sK53 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(sK53) ) ),
    introduced(choice_axiom,[]) ).

fof(f345,plain,
    ( ? [X1] :
        ( ? [X2] :
            ( ? [X3] :
                ( ! [X4] :
                    ( ~ totalorderedP(X4)
                    | ~ segmentP(X4,X2)
                    | ~ frontsegP(X3,X4)
                    | ~ neq(X2,X4)
                    | ~ ssList(X4) )
                & ! [X5] :
                    ( ~ segmentP(sK53,X5)
                    | ~ segmentP(X1,X5)
                    | ~ neq(X5,nil)
                    | ~ ssList(X5) )
                & totalorderedP(X2)
                & frontsegP(X3,X2)
                & neq(X1,nil)
                & sK53 = X2
                & X1 = X3
                & ssList(X3) )
            & ssList(X2) )
        & ssList(X1) )
   => ( ? [X2] :
          ( ? [X3] :
              ( ! [X4] :
                  ( ~ totalorderedP(X4)
                  | ~ segmentP(X4,X2)
                  | ~ frontsegP(X3,X4)
                  | ~ neq(X2,X4)
                  | ~ ssList(X4) )
              & ! [X5] :
                  ( ~ segmentP(sK53,X5)
                  | ~ segmentP(sK54,X5)
                  | ~ neq(X5,nil)
                  | ~ ssList(X5) )
              & totalorderedP(X2)
              & frontsegP(X3,X2)
              & neq(sK54,nil)
              & sK53 = X2
              & sK54 = X3
              & ssList(X3) )
          & ssList(X2) )
      & ssList(sK54) ) ),
    introduced(choice_axiom,[]) ).

fof(f346,plain,
    ( ? [X2] :
        ( ? [X3] :
            ( ! [X4] :
                ( ~ totalorderedP(X4)
                | ~ segmentP(X4,X2)
                | ~ frontsegP(X3,X4)
                | ~ neq(X2,X4)
                | ~ ssList(X4) )
            & ! [X5] :
                ( ~ segmentP(sK53,X5)
                | ~ segmentP(sK54,X5)
                | ~ neq(X5,nil)
                | ~ ssList(X5) )
            & totalorderedP(X2)
            & frontsegP(X3,X2)
            & neq(sK54,nil)
            & sK53 = X2
            & sK54 = X3
            & ssList(X3) )
        & ssList(X2) )
   => ( ? [X3] :
          ( ! [X4] :
              ( ~ totalorderedP(X4)
              | ~ segmentP(X4,sK55)
              | ~ frontsegP(X3,X4)
              | ~ neq(sK55,X4)
              | ~ ssList(X4) )
          & ! [X5] :
              ( ~ segmentP(sK53,X5)
              | ~ segmentP(sK54,X5)
              | ~ neq(X5,nil)
              | ~ ssList(X5) )
          & totalorderedP(sK55)
          & frontsegP(X3,sK55)
          & neq(sK54,nil)
          & sK53 = sK55
          & sK54 = X3
          & ssList(X3) )
      & ssList(sK55) ) ),
    introduced(choice_axiom,[]) ).

fof(f347,plain,
    ( ? [X3] :
        ( ! [X4] :
            ( ~ totalorderedP(X4)
            | ~ segmentP(X4,sK55)
            | ~ frontsegP(X3,X4)
            | ~ neq(sK55,X4)
            | ~ ssList(X4) )
        & ! [X5] :
            ( ~ segmentP(sK53,X5)
            | ~ segmentP(sK54,X5)
            | ~ neq(X5,nil)
            | ~ ssList(X5) )
        & totalorderedP(sK55)
        & frontsegP(X3,sK55)
        & neq(sK54,nil)
        & sK53 = sK55
        & sK54 = X3
        & ssList(X3) )
   => ( ! [X4] :
          ( ~ totalorderedP(X4)
          | ~ segmentP(X4,sK55)
          | ~ frontsegP(sK56,X4)
          | ~ neq(sK55,X4)
          | ~ ssList(X4) )
      & ! [X5] :
          ( ~ segmentP(sK53,X5)
          | ~ segmentP(sK54,X5)
          | ~ neq(X5,nil)
          | ~ ssList(X5) )
      & totalorderedP(sK55)
      & frontsegP(sK56,sK55)
      & neq(sK54,nil)
      & sK53 = sK55
      & sK54 = sK56
      & ssList(sK56) ) ),
    introduced(choice_axiom,[]) ).

fof(f348,plain,
    ( ! [X4] :
        ( ~ totalorderedP(X4)
        | ~ segmentP(X4,sK55)
        | ~ frontsegP(sK56,X4)
        | ~ neq(sK55,X4)
        | ~ ssList(X4) )
    & ! [X5] :
        ( ~ segmentP(sK53,X5)
        | ~ segmentP(sK54,X5)
        | ~ neq(X5,nil)
        | ~ ssList(X5) )
    & totalorderedP(sK55)
    & frontsegP(sK56,sK55)
    & neq(sK54,nil)
    & sK53 = sK55
    & sK54 = sK56
    & ssList(sK56)
    & ssList(sK55)
    & ssList(sK54)
    & ssList(sK53) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK53,sK54,sK55,sK56])],[f223,f347,f346,f345,f344]) ).

fof(f361,plain,
    ! [X0,X1] :
      ( ssList(sK11(X0,X1))
      | ~ frontsegP(X0,X1)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f249]) ).

fof(f362,plain,
    ! [X0,X1] :
      ( app(X1,sK11(X0,X1)) = X0
      | ~ frontsegP(X0,X1)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f249]) ).

fof(f363,plain,
    ! [X2,X0,X1] :
      ( frontsegP(X0,X1)
      | app(X1,X2) != X0
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f249]) ).

fof(f370,plain,
    ! [X2,X3,X0,X1] :
      ( segmentP(X0,X1)
      | app(app(X2,X1),X3) != X0
      | ~ ssList(X3)
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f258]) ).

fof(f439,plain,
    ! [X0,X1] :
      ( neq(X0,X1)
      | X0 = X1
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f317]) ).

fof(f440,plain,
    ! [X0,X1] :
      ( ssList(cons(X1,X0))
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f120]) ).

fof(f441,plain,
    ssList(nil),
    inference(cnf_transformation,[],[f17]) ).

fof(f448,plain,
    ! [X0,X1] :
      ( nil != cons(X1,X0)
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f126]) ).

fof(f453,plain,
    ! [X0,X1] :
      ( ssList(app(X0,X1))
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f133]) ).

fof(f455,plain,
    ! [X0] :
      ( app(nil,X0) = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f135]) ).

fof(f491,plain,
    ! [X0,X1] :
      ( X0 = X1
      | ~ segmentP(X1,X0)
      | ~ segmentP(X0,X1)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f172]) ).

fof(f492,plain,
    ! [X0] :
      ( segmentP(X0,X0)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f173]) ).

fof(f494,plain,
    ! [X0] :
      ( segmentP(X0,nil)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f176]) ).

fof(f495,plain,
    ! [X0] :
      ( nil = X0
      | ~ segmentP(nil,X0)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f331]) ).

fof(f496,plain,
    ! [X0] :
      ( segmentP(nil,X0)
      | nil != X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f331]) ).

fof(f503,plain,
    ! [X0] :
      ( totalorderedP(cons(X0,nil))
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[],[f181]) ).

fof(f521,plain,
    ! [X0] :
      ( ssItem(sK51(X0))
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f337]) ).

fof(f522,plain,
    ! [X0] :
      ( hd(X0) = sK51(X0)
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f337]) ).

fof(f523,plain,
    ! [X0] :
      ( ssList(sK52(X0))
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f339]) ).

fof(f524,plain,
    ! [X0] :
      ( tl(X0) = sK52(X0)
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f339]) ).

fof(f526,plain,
    ! [X0] :
      ( cons(hd(X0),tl(X0)) = X0
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f194]) ).

fof(f529,plain,
    ! [X0,X1] :
      ( cons(X1,X0) = app(cons(X1,nil),X0)
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f199]) ).

fof(f534,plain,
    ! [X0] :
      ( app(X0,nil) = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f202]) ).

fof(f548,plain,
    ssList(sK53),
    inference(cnf_transformation,[],[f348]) ).

fof(f549,plain,
    ssList(sK54),
    inference(cnf_transformation,[],[f348]) ).

fof(f552,plain,
    sK54 = sK56,
    inference(cnf_transformation,[],[f348]) ).

fof(f553,plain,
    sK53 = sK55,
    inference(cnf_transformation,[],[f348]) ).

fof(f554,plain,
    neq(sK54,nil),
    inference(cnf_transformation,[],[f348]) ).

fof(f555,plain,
    frontsegP(sK56,sK55),
    inference(cnf_transformation,[],[f348]) ).

fof(f557,plain,
    ! [X5] :
      ( ~ segmentP(sK53,X5)
      | ~ segmentP(sK54,X5)
      | ~ neq(X5,nil)
      | ~ ssList(X5) ),
    inference(cnf_transformation,[],[f348]) ).

fof(f558,plain,
    ! [X4] :
      ( ~ totalorderedP(X4)
      | ~ segmentP(X4,sK55)
      | ~ frontsegP(sK56,X4)
      | ~ neq(sK55,X4)
      | ~ ssList(X4) ),
    inference(cnf_transformation,[],[f348]) ).

fof(f559,plain,
    ! [X5] :
      ( ~ segmentP(sK55,X5)
      | ~ segmentP(sK56,X5)
      | ~ neq(X5,nil)
      | ~ ssList(X5) ),
    inference(definition_unfolding,[],[f557,f553,f552]) ).

fof(f560,plain,
    neq(sK56,nil),
    inference(definition_unfolding,[],[f554,f552]) ).

fof(f561,plain,
    ssList(sK56),
    inference(definition_unfolding,[],[f549,f552]) ).

fof(f562,plain,
    ssList(sK55),
    inference(definition_unfolding,[],[f548,f553]) ).

fof(f566,plain,
    ! [X2,X1] :
      ( frontsegP(app(X1,X2),X1)
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssList(app(X1,X2)) ),
    inference(equality_resolution,[],[f363]) ).

fof(f568,plain,
    ! [X2,X3,X1] :
      ( segmentP(app(app(X2,X1),X3),X1)
      | ~ ssList(X3)
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssList(app(app(X2,X1),X3)) ),
    inference(equality_resolution,[],[f370]) ).

fof(f582,plain,
    ( segmentP(nil,nil)
    | ~ ssList(nil) ),
    inference(equality_resolution,[],[f496]) ).

cnf(c_61,plain,
    ( ~ ssList(app(X0,X1))
    | ~ ssList(X0)
    | ~ ssList(X1)
    | frontsegP(app(X0,X1),X0) ),
    inference(cnf_transformation,[],[f566]) ).

cnf(c_62,plain,
    ( ~ frontsegP(X0,X1)
    | ~ ssList(X0)
    | ~ ssList(X1)
    | app(X1,sK11(X0,X1)) = X0 ),
    inference(cnf_transformation,[],[f362]) ).

cnf(c_63,plain,
    ( ~ frontsegP(X0,X1)
    | ~ ssList(X0)
    | ~ ssList(X1)
    | ssList(sK11(X0,X1)) ),
    inference(cnf_transformation,[],[f361]) ).

cnf(c_67,plain,
    ( ~ ssList(app(app(X0,X1),X2))
    | ~ ssList(X0)
    | ~ ssList(X1)
    | ~ ssList(X2)
    | segmentP(app(app(X0,X1),X2),X1) ),
    inference(cnf_transformation,[],[f568]) ).

cnf(c_138,plain,
    ( ~ ssList(X0)
    | ~ ssList(X1)
    | X0 = X1
    | neq(X0,X1) ),
    inference(cnf_transformation,[],[f439]) ).

cnf(c_139,plain,
    ( ~ neq(X0,X0)
    | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f592]) ).

cnf(c_140,plain,
    ( ~ ssItem(X0)
    | ~ ssList(X1)
    | ssList(cons(X0,X1)) ),
    inference(cnf_transformation,[],[f440]) ).

cnf(c_141,plain,
    ssList(nil),
    inference(cnf_transformation,[],[f441]) ).

cnf(c_148,plain,
    ( cons(X0,X1) != nil
    | ~ ssItem(X0)
    | ~ ssList(X1) ),
    inference(cnf_transformation,[],[f448]) ).

cnf(c_153,plain,
    ( ~ ssList(X0)
    | ~ ssList(X1)
    | ssList(app(X0,X1)) ),
    inference(cnf_transformation,[],[f453]) ).

cnf(c_155,plain,
    ( ~ ssList(X0)
    | app(nil,X0) = X0 ),
    inference(cnf_transformation,[],[f455]) ).

cnf(c_177,plain,
    ( ~ frontsegP(X0,X1)
    | ~ ssItem(X2)
    | ~ ssList(X0)
    | ~ ssList(X1)
    | frontsegP(cons(X2,X0),cons(X2,X1)) ),
    inference(cnf_transformation,[],[f594]) ).

cnf(c_191,plain,
    ( ~ segmentP(X0,X1)
    | ~ segmentP(X1,X0)
    | ~ ssList(X0)
    | ~ ssList(X1)
    | X0 = X1 ),
    inference(cnf_transformation,[],[f491]) ).

cnf(c_192,plain,
    ( ~ ssList(X0)
    | segmentP(X0,X0) ),
    inference(cnf_transformation,[],[f492]) ).

cnf(c_194,plain,
    ( ~ ssList(X0)
    | segmentP(X0,nil) ),
    inference(cnf_transformation,[],[f494]) ).

cnf(c_195,plain,
    ( ~ ssList(nil)
    | segmentP(nil,nil) ),
    inference(cnf_transformation,[],[f582]) ).

cnf(c_196,plain,
    ( ~ segmentP(nil,X0)
    | ~ ssList(X0)
    | X0 = nil ),
    inference(cnf_transformation,[],[f495]) ).

cnf(c_203,plain,
    ( ~ ssItem(X0)
    | totalorderedP(cons(X0,nil)) ),
    inference(cnf_transformation,[],[f503]) ).

cnf(c_219,plain,
    ( ~ ssList(X0)
    | hd(X0) = sK51(X0)
    | X0 = nil ),
    inference(cnf_transformation,[],[f522]) ).

cnf(c_220,plain,
    ( ~ ssList(X0)
    | X0 = nil
    | ssItem(sK51(X0)) ),
    inference(cnf_transformation,[],[f521]) ).

cnf(c_221,plain,
    ( ~ ssList(X0)
    | tl(X0) = sK52(X0)
    | X0 = nil ),
    inference(cnf_transformation,[],[f524]) ).

cnf(c_222,plain,
    ( ~ ssList(X0)
    | X0 = nil
    | ssList(sK52(X0)) ),
    inference(cnf_transformation,[],[f523]) ).

cnf(c_224,plain,
    ( ~ ssList(X0)
    | cons(hd(X0),tl(X0)) = X0
    | X0 = nil ),
    inference(cnf_transformation,[],[f526]) ).

cnf(c_227,plain,
    ( ~ ssItem(X0)
    | ~ ssList(X1)
    | app(cons(X0,nil),X1) = cons(X0,X1) ),
    inference(cnf_transformation,[],[f529]) ).

cnf(c_229,plain,
    ( ~ ssList(nil)
    | app(nil,nil) = nil ),
    inference(cnf_transformation,[],[f595]) ).

cnf(c_232,plain,
    ( ~ ssList(X0)
    | app(X0,nil) = X0 ),
    inference(cnf_transformation,[],[f534]) ).

cnf(c_246,negated_conjecture,
    ( ~ neq(sK55,X0)
    | ~ frontsegP(sK56,X0)
    | ~ segmentP(X0,sK55)
    | ~ ssList(X0)
    | ~ totalorderedP(X0) ),
    inference(cnf_transformation,[],[f558]) ).

cnf(c_247,negated_conjecture,
    ( ~ neq(X0,nil)
    | ~ segmentP(sK55,X0)
    | ~ segmentP(sK56,X0)
    | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f559]) ).

cnf(c_249,negated_conjecture,
    frontsegP(sK56,sK55),
    inference(cnf_transformation,[],[f555]) ).

cnf(c_250,negated_conjecture,
    neq(sK56,nil),
    inference(cnf_transformation,[],[f560]) ).

cnf(c_253,negated_conjecture,
    ssList(sK56),
    inference(cnf_transformation,[],[f561]) ).

cnf(c_254,negated_conjecture,
    ssList(sK55),
    inference(cnf_transformation,[],[f562]) ).

cnf(c_295,plain,
    ( ~ ssList(nil)
    | app(nil,nil) = nil ),
    inference(instantiation,[status(thm)],[c_232]) ).

cnf(c_304,plain,
    ( ~ segmentP(nil,nil)
    | ~ ssList(nil)
    | nil = nil ),
    inference(instantiation,[status(thm)],[c_196]) ).

cnf(c_368,plain,
    app(nil,nil) = nil,
    inference(global_subsumption_just,[status(thm)],[c_229,c_141,c_295]) ).

cnf(c_377,plain,
    ( ~ ssList(X0)
    | ~ ssList(X1)
    | frontsegP(app(X0,X1),X0) ),
    inference(global_subsumption_just,[status(thm)],[c_61,c_153,c_61]) ).

cnf(c_3237,plain,
    ( X0 != sK55
    | X1 != X2
    | ~ frontsegP(sK56,X2)
    | ~ segmentP(X2,sK55)
    | ~ ssList(X0)
    | ~ ssList(X1)
    | ~ ssList(X2)
    | ~ totalorderedP(X2)
    | X0 = X1 ),
    inference(resolution_lifted,[status(thm)],[c_138,c_246]) ).

cnf(c_3238,plain,
    ( ~ frontsegP(sK56,X0)
    | ~ segmentP(X0,sK55)
    | ~ ssList(X0)
    | ~ totalorderedP(X0)
    | ~ ssList(sK55)
    | sK55 = X0 ),
    inference(unflattening,[status(thm)],[c_3237]) ).

cnf(c_3240,plain,
    ( ~ totalorderedP(X0)
    | ~ ssList(X0)
    | ~ segmentP(X0,sK55)
    | ~ frontsegP(sK56,X0)
    | sK55 = X0 ),
    inference(global_subsumption_just,[status(thm)],[c_3238,c_254,c_3238]) ).

cnf(c_3241,plain,
    ( ~ frontsegP(sK56,X0)
    | ~ segmentP(X0,sK55)
    | ~ ssList(X0)
    | ~ totalorderedP(X0)
    | sK55 = X0 ),
    inference(renaming,[status(thm)],[c_3240]) ).

cnf(c_3263,plain,
    ( X0 != X1
    | X2 != nil
    | ~ segmentP(sK55,X1)
    | ~ segmentP(sK56,X1)
    | ~ ssList(X0)
    | ~ ssList(X1)
    | ~ ssList(X2)
    | X0 = X2 ),
    inference(resolution_lifted,[status(thm)],[c_138,c_247]) ).

cnf(c_3264,plain,
    ( ~ segmentP(sK55,X0)
    | ~ segmentP(sK56,X0)
    | ~ ssList(X0)
    | ~ ssList(nil)
    | X0 = nil ),
    inference(unflattening,[status(thm)],[c_3263]) ).

cnf(c_3266,plain,
    ( ~ ssList(X0)
    | ~ segmentP(sK56,X0)
    | ~ segmentP(sK55,X0)
    | X0 = nil ),
    inference(global_subsumption_just,[status(thm)],[c_3264,c_141,c_3264]) ).

cnf(c_3267,plain,
    ( ~ segmentP(sK55,X0)
    | ~ segmentP(sK56,X0)
    | ~ ssList(X0)
    | X0 = nil ),
    inference(renaming,[status(thm)],[c_3266]) ).

cnf(c_3285,plain,
    ( X0 != nil
    | X0 != sK56
    | ~ ssList(X0) ),
    inference(resolution_lifted,[status(thm)],[c_139,c_250]) ).

cnf(c_3286,plain,
    ( nil != sK56
    | ~ ssList(nil) ),
    inference(unflattening,[status(thm)],[c_3285]) ).

cnf(c_3287,plain,
    nil != sK56,
    inference(global_subsumption_just,[status(thm)],[c_3286,c_141,c_3286]) ).

cnf(c_8980,plain,
    ( X0 != X1
    | X2 != X3
    | ~ segmentP(X1,X3)
    | segmentP(X0,X2) ),
    theory(equality) ).

cnf(c_12170,plain,
    app(nil,sK55) = sK55,
    inference(superposition,[status(thm)],[c_254,c_155]) ).

cnf(c_12259,plain,
    app(sK55,nil) = sK55,
    inference(superposition,[status(thm)],[c_254,c_232]) ).

cnf(c_13306,plain,
    ( ~ ssList(sK55)
    | segmentP(sK55,sK55) ),
    inference(instantiation,[status(thm)],[c_192]) ).

cnf(c_13452,plain,
    ( hd(sK56) = sK51(sK56)
    | nil = sK56 ),
    inference(superposition,[status(thm)],[c_253,c_219]) ).

cnf(c_13456,plain,
    hd(sK56) = sK51(sK56),
    inference(forward_subsumption_resolution,[status(thm)],[c_13452,c_3287]) ).

cnf(c_13623,plain,
    ( tl(sK56) = sK52(sK56)
    | nil = sK56 ),
    inference(superposition,[status(thm)],[c_253,c_221]) ).

cnf(c_13627,plain,
    tl(sK56) = sK52(sK56),
    inference(forward_subsumption_resolution,[status(thm)],[c_13623,c_3287]) ).

cnf(c_13742,plain,
    ( X0 != X1
    | sK55 != X2
    | ~ segmentP(X1,X2)
    | segmentP(X0,sK55) ),
    inference(instantiation,[status(thm)],[c_8980]) ).

cnf(c_13743,plain,
    ( nil != nil
    | sK55 != nil
    | ~ segmentP(nil,nil)
    | segmentP(nil,sK55) ),
    inference(instantiation,[status(thm)],[c_13742]) ).

cnf(c_13771,plain,
    ( ~ ssList(sK56)
    | nil = sK56
    | ssItem(hd(sK56)) ),
    inference(superposition,[status(thm)],[c_13456,c_220]) ).

cnf(c_13772,plain,
    ssItem(hd(sK56)),
    inference(forward_subsumption_resolution,[status(thm)],[c_13771,c_3287,c_253]) ).

cnf(c_13781,plain,
    ( ~ ssList(sK56)
    | nil = sK56
    | ssList(tl(sK56)) ),
    inference(superposition,[status(thm)],[c_13627,c_222]) ).

cnf(c_13782,plain,
    ssList(tl(sK56)),
    inference(forward_subsumption_resolution,[status(thm)],[c_13781,c_3287,c_253]) ).

cnf(c_13793,plain,
    app(nil,tl(sK56)) = tl(sK56),
    inference(superposition,[status(thm)],[c_13782,c_155]) ).

cnf(c_14139,plain,
    ( ~ ssList(tl(sK56))
    | ~ ssList(nil)
    | frontsegP(tl(sK56),nil) ),
    inference(superposition,[status(thm)],[c_13793,c_377]) ).

cnf(c_14140,plain,
    frontsegP(tl(sK56),nil),
    inference(forward_subsumption_resolution,[status(thm)],[c_14139,c_141,c_13782]) ).

cnf(c_14790,plain,
    ( cons(hd(sK56),tl(sK56)) = sK56
    | nil = sK56 ),
    inference(superposition,[status(thm)],[c_253,c_224]) ).

cnf(c_14796,plain,
    cons(hd(sK56),tl(sK56)) = sK56,
    inference(forward_subsumption_resolution,[status(thm)],[c_14790,c_3287]) ).

cnf(c_15207,plain,
    ( ~ segmentP(sK55,sK55)
    | ~ segmentP(sK56,sK55)
    | ~ ssList(sK55)
    | sK55 = nil ),
    inference(instantiation,[status(thm)],[c_3267]) ).

cnf(c_15732,plain,
    ( ~ ssList(sK55)
    | ~ ssList(sK56)
    | app(sK55,sK11(sK56,sK55)) = sK56 ),
    inference(superposition,[status(thm)],[c_249,c_62]) ).

cnf(c_15747,plain,
    app(sK55,sK11(sK56,sK55)) = sK56,
    inference(forward_subsumption_resolution,[status(thm)],[c_15732,c_253,c_254]) ).

cnf(c_15770,plain,
    ( ~ ssList(app(X0,X1))
    | ~ ssList(X2)
    | ssList(app(app(X0,X1),X2)) ),
    inference(instantiation,[status(thm)],[c_153]) ).

cnf(c_19038,plain,
    ( ~ frontsegP(tl(sK56),X0)
    | ~ ssItem(hd(sK56))
    | ~ ssList(tl(sK56))
    | ~ ssList(X0)
    | frontsegP(sK56,cons(hd(sK56),X0)) ),
    inference(superposition,[status(thm)],[c_14796,c_177]) ).

cnf(c_19063,plain,
    ( ~ frontsegP(tl(sK56),X0)
    | ~ ssList(X0)
    | frontsegP(sK56,cons(hd(sK56),X0)) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_19038,c_13782,c_13772]) ).

cnf(c_19115,plain,
    ( ~ frontsegP(tl(sK56),nil)
    | ~ ssList(nil)
    | frontsegP(sK56,cons(hd(sK56),nil)) ),
    inference(instantiation,[status(thm)],[c_19063]) ).

cnf(c_22847,plain,
    ( cons(hd(sK56),X0) != nil
    | ~ ssItem(hd(sK56))
    | ~ ssList(X0) ),
    inference(instantiation,[status(thm)],[c_148]) ).

cnf(c_22848,plain,
    ( ~ ssItem(hd(sK56))
    | ~ ssList(X0)
    | ssList(cons(hd(sK56),X0)) ),
    inference(instantiation,[status(thm)],[c_140]) ).

cnf(c_22856,plain,
    ( ~ ssItem(hd(sK56))
    | totalorderedP(cons(hd(sK56),nil)) ),
    inference(instantiation,[status(thm)],[c_203]) ).

cnf(c_22858,plain,
    ( ~ ssItem(hd(sK56))
    | ~ ssList(nil)
    | ssList(cons(hd(sK56),nil)) ),
    inference(instantiation,[status(thm)],[c_22848]) ).

cnf(c_22859,plain,
    ( cons(hd(sK56),nil) != nil
    | ~ ssItem(hd(sK56))
    | ~ ssList(nil) ),
    inference(instantiation,[status(thm)],[c_22847]) ).

cnf(c_23990,plain,
    ( ~ ssList(X0)
    | ~ ssList(X1)
    | ~ ssList(X2)
    | segmentP(app(app(X0,X1),X2),X1) ),
    inference(global_subsumption_just,[status(thm)],[c_67,c_153,c_67,c_15770]) ).

cnf(c_24001,plain,
    ( ~ ssList(X0)
    | ~ ssList(nil)
    | segmentP(app(nil,X0),nil) ),
    inference(superposition,[status(thm)],[c_368,c_23990]) ).

cnf(c_24005,plain,
    ( ~ ssList(X0)
    | ~ ssList(nil)
    | ~ ssList(sK55)
    | segmentP(app(sK55,X0),sK55) ),
    inference(superposition,[status(thm)],[c_12170,c_23990]) ).

cnf(c_24037,plain,
    ( ~ ssList(X0)
    | segmentP(app(nil,X0),nil) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_24001,c_141]) ).

cnf(c_24046,plain,
    ( ~ ssList(X0)
    | segmentP(app(sK55,X0),sK55) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_24005,c_254,c_141]) ).

cnf(c_24679,plain,
    ( ~ ssList(sK55)
    | segmentP(sK55,nil) ),
    inference(superposition,[status(thm)],[c_12170,c_24037]) ).

cnf(c_24687,plain,
    segmentP(sK55,nil),
    inference(forward_subsumption_resolution,[status(thm)],[c_24679,c_254]) ).

cnf(c_24709,plain,
    ( ~ segmentP(nil,sK55)
    | ~ ssList(nil)
    | ~ ssList(sK55)
    | nil = sK55 ),
    inference(superposition,[status(thm)],[c_24687,c_191]) ).

cnf(c_24710,plain,
    ( ~ segmentP(nil,sK55)
    | nil = sK55 ),
    inference(forward_subsumption_resolution,[status(thm)],[c_24709,c_254,c_141]) ).

cnf(c_24797,plain,
    ( ~ ssList(nil)
    | segmentP(sK55,sK55) ),
    inference(superposition,[status(thm)],[c_12259,c_24046]) ).

cnf(c_24798,plain,
    ( ~ ssList(sK11(sK56,sK55))
    | segmentP(sK56,sK55) ),
    inference(superposition,[status(thm)],[c_15747,c_24046]) ).

cnf(c_24804,plain,
    segmentP(sK55,sK55),
    inference(forward_subsumption_resolution,[status(thm)],[c_24797,c_141]) ).

cnf(c_25689,plain,
    ( hd(sK56) = sK51(sK56)
    | nil = sK56 ),
    inference(superposition,[status(thm)],[c_253,c_219]) ).

cnf(c_25690,plain,
    ( hd(sK55) = sK51(sK55)
    | nil = sK55 ),
    inference(superposition,[status(thm)],[c_254,c_219]) ).

cnf(c_25693,plain,
    hd(sK56) = sK51(sK56),
    inference(forward_subsumption_resolution,[status(thm)],[c_25689,c_3287]) ).

cnf(c_25809,plain,
    ( ~ frontsegP(sK56,sK55)
    | ~ ssList(sK55)
    | ~ ssList(sK56)
    | segmentP(sK56,sK55) ),
    inference(superposition,[status(thm)],[c_63,c_24798]) ).

cnf(c_25810,plain,
    segmentP(sK56,sK55),
    inference(forward_subsumption_resolution,[status(thm)],[c_25809,c_253,c_254,c_249]) ).

cnf(c_25815,plain,
    ( ~ segmentP(sK55,sK55)
    | ~ ssList(sK55)
    | nil = sK55 ),
    inference(superposition,[status(thm)],[c_25810,c_3267]) ).

cnf(c_25816,plain,
    nil = sK55,
    inference(forward_subsumption_resolution,[status(thm)],[c_25815,c_254,c_24804]) ).

cnf(c_25896,plain,
    ( ~ frontsegP(sK56,X0)
    | ~ segmentP(X0,nil)
    | ~ ssList(X0)
    | ~ totalorderedP(X0)
    | X0 = nil ),
    inference(demodulation,[status(thm)],[c_3241,c_25816]) ).

cnf(c_27823,plain,
    ( tl(sK56) = sK52(sK56)
    | nil = sK56 ),
    inference(superposition,[status(thm)],[c_253,c_221]) ).

cnf(c_27827,plain,
    tl(sK56) = sK52(sK56),
    inference(forward_subsumption_resolution,[status(thm)],[c_27823,c_3287]) ).

cnf(c_29292,plain,
    ( ~ ssList(sK56)
    | nil = sK56
    | ssItem(hd(sK56)) ),
    inference(superposition,[status(thm)],[c_25693,c_220]) ).

cnf(c_29293,plain,
    ssItem(hd(sK56)),
    inference(forward_subsumption_resolution,[status(thm)],[c_29292,c_3287,c_253]) ).

cnf(c_29313,plain,
    ( ~ ssList(sK56)
    | nil = sK56
    | ssList(tl(sK56)) ),
    inference(superposition,[status(thm)],[c_27827,c_222]) ).

cnf(c_29314,plain,
    ssList(tl(sK56)),
    inference(forward_subsumption_resolution,[status(thm)],[c_29313,c_3287,c_253]) ).

cnf(c_30105,plain,
    nil = sK55,
    inference(global_subsumption_just,[status(thm)],[c_25690,c_254,c_141,c_195,c_304,c_13306,c_13743,c_15207,c_24710,c_25810]) ).

cnf(c_30117,plain,
    ( ~ frontsegP(sK56,X0)
    | ~ segmentP(X0,nil)
    | ~ ssList(X0)
    | ~ totalorderedP(X0)
    | X0 = nil ),
    inference(demodulation,[status(thm)],[c_3241,c_30105]) ).

cnf(c_36031,plain,
    ( ~ frontsegP(sK56,X0)
    | ~ ssList(X0)
    | ~ totalorderedP(X0)
    | X0 = nil ),
    inference(global_subsumption_just,[status(thm)],[c_30117,c_194,c_25896]) ).

cnf(c_36111,plain,
    ( cons(hd(sK56),tl(sK56)) = sK56
    | nil = sK56 ),
    inference(superposition,[status(thm)],[c_253,c_224]) ).

cnf(c_36114,plain,
    cons(hd(sK56),tl(sK56)) = sK56,
    inference(forward_subsumption_resolution,[status(thm)],[c_36111,c_3287]) ).

cnf(c_37103,plain,
    ( ~ ssList(X0)
    | app(cons(hd(sK56),nil),X0) = cons(hd(sK56),X0) ),
    inference(superposition,[status(thm)],[c_29293,c_227]) ).

cnf(c_39614,plain,
    app(cons(hd(sK56),nil),tl(sK56)) = cons(hd(sK56),tl(sK56)),
    inference(superposition,[status(thm)],[c_29314,c_37103]) ).

cnf(c_39616,plain,
    app(cons(hd(sK56),nil),tl(sK56)) = sK56,
    inference(light_normalisation,[status(thm)],[c_39614,c_36114]) ).

cnf(c_55782,plain,
    ( ~ ssList(cons(hd(sK56),nil))
    | ~ ssList(tl(sK56))
    | frontsegP(sK56,cons(hd(sK56),nil)) ),
    inference(superposition,[status(thm)],[c_39616,c_377]) ).

cnf(c_55790,plain,
    ( ~ ssList(cons(hd(sK56),nil))
    | frontsegP(sK56,cons(hd(sK56),nil)) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_55782,c_29314]) ).

cnf(c_99676,plain,
    frontsegP(sK56,cons(hd(sK56),nil)),
    inference(global_subsumption_just,[status(thm)],[c_55790,c_141,c_14140,c_19115]) ).

cnf(c_99682,plain,
    ( ~ ssList(cons(hd(sK56),nil))
    | ~ totalorderedP(cons(hd(sK56),nil))
    | cons(hd(sK56),nil) = nil ),
    inference(superposition,[status(thm)],[c_99676,c_36031]) ).

cnf(c_99700,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_99682,c_22859,c_22858,c_22856,c_13772,c_141]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.14/0.18  % Problem  : SWC091+1 : TPTP v8.1.2. Released v2.4.0.
% 0.14/0.19  % Command  : run_iprover %s %d THM
% 0.16/0.40  % Computer : n026.cluster.edu
% 0.16/0.40  % Model    : x86_64 x86_64
% 0.16/0.40  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.40  % Memory   : 8042.1875MB
% 0.16/0.40  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.16/0.40  % CPULimit : 300
% 0.16/0.40  % WCLimit  : 300
% 0.16/0.40  % DateTime : Mon Aug 28 16:53:20 EDT 2023
% 0.16/0.41  % CPUTime  : 
% 0.23/0.53  Running first-order theorem proving
% 0.23/0.53  Running: /export/starexec/sandbox2/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 34.64/5.82  % SZS status Started for theBenchmark.p
% 34.64/5.82  % SZS status Theorem for theBenchmark.p
% 34.64/5.82  
% 34.64/5.82  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 34.64/5.82  
% 34.64/5.82  ------  iProver source info
% 34.64/5.82  
% 34.64/5.82  git: date: 2023-05-31 18:12:56 +0000
% 34.64/5.82  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 34.64/5.82  git: non_committed_changes: false
% 34.64/5.82  git: last_make_outside_of_git: false
% 34.64/5.82  
% 34.64/5.82  ------ Parsing...
% 34.64/5.82  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 34.64/5.82  
% 34.64/5.82  ------ Preprocessing... sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe:1:0s pe:2:0s pe:4:0s pe_e  sup_sim: 0  sf_s  rm: 5 0s  sf_e  pe_s  pe_e 
% 34.64/5.82  
% 34.64/5.82  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 34.64/5.82  
% 34.64/5.82  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 34.64/5.82  ------ Proving...
% 34.64/5.82  ------ Problem Properties 
% 34.64/5.82  
% 34.64/5.82  
% 34.64/5.82  clauses                                 189
% 34.64/5.82  conjectures                             4
% 34.64/5.82  EPR                                     58
% 34.64/5.82  Horn                                    121
% 34.64/5.82  unary                                   21
% 34.64/5.82  binary                                  41
% 34.64/5.82  lits                                    637
% 34.64/5.82  lits eq                                 82
% 34.64/5.82  fd_pure                                 0
% 34.64/5.82  fd_pseudo                               0
% 34.64/5.82  fd_cond                                 23
% 34.64/5.82  fd_pseudo_cond                          14
% 34.64/5.82  AC symbols                              0
% 34.64/5.82  
% 34.64/5.82  ------ Schedule dynamic 5 is on 
% 34.64/5.82  
% 34.64/5.82  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 34.64/5.82  
% 34.64/5.82  
% 34.64/5.82  ------ 
% 34.64/5.82  Current options:
% 34.64/5.82  ------ 
% 34.64/5.82  
% 34.64/5.82  
% 34.64/5.82  
% 34.64/5.82  
% 34.64/5.82  ------ Proving...
% 34.64/5.82  
% 34.64/5.82  
% 34.64/5.82  % SZS status Theorem for theBenchmark.p
% 34.64/5.82  
% 34.64/5.82  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 34.64/5.82  
% 34.64/5.83  
%------------------------------------------------------------------------------