TSTP Solution File: SWC165+1 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : SWC165+1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n018.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 20:41:25 EDT 2023

% Result   : Theorem 273.86s 36.84s
% Output   : CNFRefutation 274.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   38
%            Number of leaves      :   52
% Syntax   : Number of formulae    :  373 (  66 unt;   0 def)
%            Number of atoms       : 1588 ( 495 equ)
%            Maximal formula atoms :   30 (   4 avg)
%            Number of connectives : 1932 ( 717   ~; 739   |; 356   &)
%                                         (  16 <=>; 104  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   23 (   5 avg)
%            Maximal term depth    :    5 (   1 avg)
%            Number of predicates  :   11 (   9 usr;   1 prp; 0-2 aty)
%            Number of functors    :   24 (  24 usr;   9 con; 0-2 aty)
%            Number of variables   :  667 (   0 sgn; 314   !; 168   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X0] :
      ( ssItem(X0)
     => ! [X1] :
          ( ssItem(X1)
         => ( neq(X0,X1)
          <=> X0 != X1 ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax1) ).

fof(f3,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssItem(X1)
         => ( memberP(X0,X1)
          <=> ? [X2] :
                ( ? [X3] :
                    ( app(X2,cons(X1,X3)) = X0
                    & ssList(X3) )
                & ssList(X2) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax3) ).

fof(f4,axiom,
    ! [X0] :
      ( ssList(X0)
     => ( singletonP(X0)
      <=> ? [X1] :
            ( cons(X1,nil) = X0
            & ssItem(X1) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax4) ).

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(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(f18,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssItem(X1)
         => cons(X1,X0) != X0 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax18) ).

fof(f19,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ! [X2] :
              ( ssItem(X2)
             => ! [X3] :
                  ( ssItem(X3)
                 => ( cons(X2,X0) = cons(X3,X1)
                   => ( X0 = X1
                      & X2 = X3 ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax19) ).

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

fof(f24,axiom,
    ! [X0] :
      ( ssList(X0)
     => ( nil != X0
       => ssList(tl(X0)) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax24) ).

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(f36,axiom,
    ! [X0] :
      ( ssItem(X0)
     => ! [X1] :
          ( ssList(X1)
         => ! [X2] :
              ( ssList(X2)
             => ( memberP(app(X1,X2),X0)
              <=> ( memberP(X2,X0)
                  | memberP(X1,X0) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax36) ).

fof(f37,axiom,
    ! [X0] :
      ( ssItem(X0)
     => ! [X1] :
          ( ssItem(X1)
         => ! [X2] :
              ( ssList(X2)
             => ( memberP(cons(X1,X2),X0)
              <=> ( memberP(X2,X0)
                  | X0 = X1 ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax37) ).

fof(f38,axiom,
    ! [X0] :
      ( ssItem(X0)
     => ~ memberP(nil,X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax38) ).

fof(f41,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ( ( frontsegP(X1,X0)
              & frontsegP(X0,X1) )
           => X0 = X1 ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax41) ).

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(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(f82,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ! [X2] :
              ( ssList(X2)
             => app(app(X0,X1),X2) = app(X0,app(X1,X2)) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax82) ).

fof(f83,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ( nil = app(X0,X1)
          <=> ( nil = X0
              & nil = X1 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax83) ).

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)
                 => ( ( ( nil != X2
                        | nil != X3 )
                      & ! [X8] :
                          ( ssItem(X8)
                         => ! [X9] :
                              ( ssList(X9)
                             => ! [X10] :
                                  ( ssList(X10)
                                 => ( ? [X12] :
                                        ( lt(X12,X8)
                                        & memberP(X10,X12)
                                        & ssItem(X12) )
                                    | ? [X11] :
                                        ( lt(X8,X11)
                                        & memberP(X9,X11)
                                        & ssItem(X11) )
                                    | app(app(X9,X2),X10) != X3
                                    | cons(X8,nil) != X2 ) ) ) ) )
                    | ! [X4] :
                        ( ssItem(X4)
                       => ! [X5] :
                            ( ssItem(X5)
                           => ! [X6] :
                                ( ssList(X6)
                               => ! [X7] :
                                    ( ssList(X7)
                                   => ( neq(X4,X5)
                                      | app(app(app(X6,cons(X4,nil)),cons(X5,nil)),X7) != X0 ) ) ) ) )
                    | 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)
                   => ( ( ( nil != X2
                          | nil != X3 )
                        & ! [X8] :
                            ( ssItem(X8)
                           => ! [X9] :
                                ( ssList(X9)
                               => ! [X10] :
                                    ( ssList(X10)
                                   => ( ? [X12] :
                                          ( lt(X12,X8)
                                          & memberP(X10,X12)
                                          & ssItem(X12) )
                                      | ? [X11] :
                                          ( lt(X8,X11)
                                          & memberP(X9,X11)
                                          & ssItem(X11) )
                                      | app(app(X9,X2),X10) != X3
                                      | cons(X8,nil) != X2 ) ) ) ) )
                      | ! [X4] :
                          ( ssItem(X4)
                         => ! [X5] :
                              ( ssItem(X5)
                             => ! [X6] :
                                  ( ssList(X6)
                                 => ! [X7] :
                                      ( ssList(X7)
                                     => ( neq(X4,X5)
                                        | app(app(app(X6,cons(X4,nil)),cons(X5,nil)),X7) != X0 ) ) ) ) )
                      | X0 != X2
                      | X1 != X3 ) ) ) ) ),
    inference(negated_conjecture,[],[f96]) ).

fof(f98,plain,
    ~ ! [X0] :
        ( ssList(X0)
       => ! [X1] :
            ( ssList(X1)
           => ! [X2] :
                ( ssList(X2)
               => ! [X3] :
                    ( ssList(X3)
                   => ( ( ( nil != X2
                          | nil != X3 )
                        & ! [X4] :
                            ( ssItem(X4)
                           => ! [X5] :
                                ( ssList(X5)
                               => ! [X6] :
                                    ( ssList(X6)
                                   => ( ? [X7] :
                                          ( lt(X7,X4)
                                          & memberP(X6,X7)
                                          & ssItem(X7) )
                                      | ? [X8] :
                                          ( lt(X4,X8)
                                          & memberP(X5,X8)
                                          & ssItem(X8) )
                                      | app(app(X5,X2),X6) != X3
                                      | cons(X4,nil) != X2 ) ) ) ) )
                      | ! [X9] :
                          ( ssItem(X9)
                         => ! [X10] :
                              ( ssItem(X10)
                             => ! [X11] :
                                  ( ssList(X11)
                                 => ! [X12] :
                                      ( ssList(X12)
                                     => ( neq(X9,X10)
                                        | app(app(app(X11,cons(X9,nil)),cons(X10,nil)),X12) != X0 ) ) ) ) )
                      | X0 != X2
                      | X1 != X3 ) ) ) ) ),
    inference(rectify,[],[f97]) ).

fof(f99,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( neq(X0,X1)
          <=> X0 != X1 )
          | ~ ssItem(X1) )
      | ~ ssItem(X0) ),
    inference(ennf_transformation,[],[f1]) ).

fof(f100,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( memberP(X0,X1)
          <=> ? [X2] :
                ( ? [X3] :
                    ( app(X2,cons(X1,X3)) = X0
                    & ssList(X3) )
                & ssList(X2) ) )
          | ~ ssItem(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f3]) ).

fof(f101,plain,
    ! [X0] :
      ( ( singletonP(X0)
      <=> ? [X1] :
            ( cons(X1,nil) = X0
            & ssItem(X1) ) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f4]) ).

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

fof(f121,plain,
    ! [X0] :
      ( ! [X1] :
          ( cons(X1,X0) != X0
          | ~ ssItem(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f18]) ).

fof(f122,plain,
    ! [X0] :
      ( ! [X1] :
          ( ! [X2] :
              ( ! [X3] :
                  ( ( X0 = X1
                    & X2 = X3 )
                  | cons(X2,X0) != cons(X3,X1)
                  | ~ ssItem(X3) )
              | ~ ssItem(X2) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f19]) ).

fof(f123,plain,
    ! [X0] :
      ( ! [X1] :
          ( ! [X2] :
              ( ! [X3] :
                  ( ( X0 = X1
                    & X2 = X3 )
                  | cons(X2,X0) != cons(X3,X1)
                  | ~ ssItem(X3) )
              | ~ ssItem(X2) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(flattening,[],[f122]) ).

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

fof(f130,plain,
    ! [X0] :
      ( ssList(tl(X0))
      | nil = X0
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f24]) ).

fof(f131,plain,
    ! [X0] :
      ( ssList(tl(X0))
      | nil = X0
      | ~ ssList(X0) ),
    inference(flattening,[],[f130]) ).

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(f147,plain,
    ! [X0] :
      ( ! [X1] :
          ( ! [X2] :
              ( ( memberP(app(X1,X2),X0)
              <=> ( memberP(X2,X0)
                  | memberP(X1,X0) ) )
              | ~ ssList(X2) )
          | ~ ssList(X1) )
      | ~ ssItem(X0) ),
    inference(ennf_transformation,[],[f36]) ).

fof(f148,plain,
    ! [X0] :
      ( ! [X1] :
          ( ! [X2] :
              ( ( memberP(cons(X1,X2),X0)
              <=> ( memberP(X2,X0)
                  | X0 = X1 ) )
              | ~ ssList(X2) )
          | ~ ssItem(X1) )
      | ~ ssItem(X0) ),
    inference(ennf_transformation,[],[f37]) ).

fof(f149,plain,
    ! [X0] :
      ( ~ memberP(nil,X0)
      | ~ ssItem(X0) ),
    inference(ennf_transformation,[],[f38]) ).

fof(f152,plain,
    ! [X0] :
      ( ! [X1] :
          ( X0 = X1
          | ~ frontsegP(X1,X0)
          | ~ frontsegP(X0,X1)
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f41]) ).

fof(f153,plain,
    ! [X0] :
      ( ! [X1] :
          ( X0 = X1
          | ~ frontsegP(X1,X0)
          | ~ frontsegP(X0,X1)
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(flattening,[],[f152]) ).

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(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(f200,plain,
    ! [X0] :
      ( ! [X1] :
          ( ! [X2] :
              ( app(app(X0,X1),X2) = app(X0,app(X1,X2))
              | ~ ssList(X2) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f82]) ).

fof(f201,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( nil = app(X0,X1)
          <=> ( nil = X0
              & nil = X1 ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f83]) ).

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

fof(f222,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( nil = X2
                      & nil = X3 )
                    | ? [X4] :
                        ( ? [X5] :
                            ( ? [X6] :
                                ( ! [X7] :
                                    ( ~ lt(X7,X4)
                                    | ~ memberP(X6,X7)
                                    | ~ ssItem(X7) )
                                & ! [X8] :
                                    ( ~ lt(X4,X8)
                                    | ~ memberP(X5,X8)
                                    | ~ ssItem(X8) )
                                & app(app(X5,X2),X6) = X3
                                & cons(X4,nil) = X2
                                & ssList(X6) )
                            & ssList(X5) )
                        & ssItem(X4) ) )
                  & ? [X9] :
                      ( ? [X10] :
                          ( ? [X11] :
                              ( ? [X12] :
                                  ( ~ neq(X9,X10)
                                  & app(app(app(X11,cons(X9,nil)),cons(X10,nil)),X12) = X0
                                  & ssList(X12) )
                              & ssList(X11) )
                          & ssItem(X10) )
                      & ssItem(X9) )
                  & X0 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(ennf_transformation,[],[f98]) ).

fof(f223,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( nil = X2
                      & nil = X3 )
                    | ? [X4] :
                        ( ? [X5] :
                            ( ? [X6] :
                                ( ! [X7] :
                                    ( ~ lt(X7,X4)
                                    | ~ memberP(X6,X7)
                                    | ~ ssItem(X7) )
                                & ! [X8] :
                                    ( ~ lt(X4,X8)
                                    | ~ memberP(X5,X8)
                                    | ~ ssItem(X8) )
                                & app(app(X5,X2),X6) = X3
                                & cons(X4,nil) = X2
                                & ssList(X6) )
                            & ssList(X5) )
                        & ssItem(X4) ) )
                  & ? [X9] :
                      ( ? [X10] :
                          ( ? [X11] :
                              ( ? [X12] :
                                  ( ~ neq(X9,X10)
                                  & app(app(app(X11,cons(X9,nil)),cons(X10,nil)),X12) = X0
                                  & ssList(X12) )
                              & ssList(X11) )
                          & ssItem(X10) )
                      & ssItem(X9) )
                  & X0 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(flattening,[],[f222]) ).

fof(f233,plain,
    ! [X3,X2] :
      ( ? [X4] :
          ( ? [X5] :
              ( ? [X6] :
                  ( ! [X7] :
                      ( ~ lt(X7,X4)
                      | ~ memberP(X6,X7)
                      | ~ ssItem(X7) )
                  & ! [X8] :
                      ( ~ lt(X4,X8)
                      | ~ memberP(X5,X8)
                      | ~ ssItem(X8) )
                  & app(app(X5,X2),X6) = X3
                  & cons(X4,nil) = X2
                  & ssList(X6) )
              & ssList(X5) )
          & ssItem(X4) )
      | ~ sP6(X3,X2) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP6])]) ).

fof(f234,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( nil = X2
                      & nil = X3 )
                    | sP6(X3,X2) )
                  & ? [X9] :
                      ( ? [X10] :
                          ( ? [X11] :
                              ( ? [X12] :
                                  ( ~ neq(X9,X10)
                                  & app(app(app(X11,cons(X9,nil)),cons(X10,nil)),X12) = X0
                                  & ssList(X12) )
                              & ssList(X11) )
                          & ssItem(X10) )
                      & ssItem(X9) )
                  & X0 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(definition_folding,[],[f223,f233]) ).

fof(f235,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( neq(X0,X1)
              | X0 = X1 )
            & ( X0 != X1
              | ~ neq(X0,X1) ) )
          | ~ ssItem(X1) )
      | ~ ssItem(X0) ),
    inference(nnf_transformation,[],[f99]) ).

fof(f239,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( memberP(X0,X1)
              | ! [X2] :
                  ( ! [X3] :
                      ( app(X2,cons(X1,X3)) != X0
                      | ~ ssList(X3) )
                  | ~ ssList(X2) ) )
            & ( ? [X2] :
                  ( ? [X3] :
                      ( app(X2,cons(X1,X3)) = X0
                      & ssList(X3) )
                  & ssList(X2) )
              | ~ memberP(X0,X1) ) )
          | ~ ssItem(X1) )
      | ~ ssList(X0) ),
    inference(nnf_transformation,[],[f100]) ).

fof(f240,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( memberP(X0,X1)
              | ! [X2] :
                  ( ! [X3] :
                      ( app(X2,cons(X1,X3)) != X0
                      | ~ ssList(X3) )
                  | ~ ssList(X2) ) )
            & ( ? [X4] :
                  ( ? [X5] :
                      ( app(X4,cons(X1,X5)) = X0
                      & ssList(X5) )
                  & ssList(X4) )
              | ~ memberP(X0,X1) ) )
          | ~ ssItem(X1) )
      | ~ ssList(X0) ),
    inference(rectify,[],[f239]) ).

fof(f241,plain,
    ! [X0,X1] :
      ( ? [X4] :
          ( ? [X5] :
              ( app(X4,cons(X1,X5)) = X0
              & ssList(X5) )
          & ssList(X4) )
     => ( ? [X5] :
            ( app(sK9(X0,X1),cons(X1,X5)) = X0
            & ssList(X5) )
        & ssList(sK9(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f242,plain,
    ! [X0,X1] :
      ( ? [X5] :
          ( app(sK9(X0,X1),cons(X1,X5)) = X0
          & ssList(X5) )
     => ( app(sK9(X0,X1),cons(X1,sK10(X0,X1))) = X0
        & ssList(sK10(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f243,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( memberP(X0,X1)
              | ! [X2] :
                  ( ! [X3] :
                      ( app(X2,cons(X1,X3)) != X0
                      | ~ ssList(X3) )
                  | ~ ssList(X2) ) )
            & ( ( app(sK9(X0,X1),cons(X1,sK10(X0,X1))) = X0
                & ssList(sK10(X0,X1))
                & ssList(sK9(X0,X1)) )
              | ~ memberP(X0,X1) ) )
          | ~ ssItem(X1) )
      | ~ ssList(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK9,sK10])],[f240,f242,f241]) ).

fof(f244,plain,
    ! [X0] :
      ( ( ( singletonP(X0)
          | ! [X1] :
              ( cons(X1,nil) != X0
              | ~ ssItem(X1) ) )
        & ( ? [X1] :
              ( cons(X1,nil) = X0
              & ssItem(X1) )
          | ~ singletonP(X0) ) )
      | ~ ssList(X0) ),
    inference(nnf_transformation,[],[f101]) ).

fof(f245,plain,
    ! [X0] :
      ( ( ( singletonP(X0)
          | ! [X1] :
              ( cons(X1,nil) != X0
              | ~ ssItem(X1) ) )
        & ( ? [X2] :
              ( cons(X2,nil) = X0
              & ssItem(X2) )
          | ~ singletonP(X0) ) )
      | ~ ssList(X0) ),
    inference(rectify,[],[f244]) ).

fof(f246,plain,
    ! [X0] :
      ( ? [X2] :
          ( cons(X2,nil) = X0
          & ssItem(X2) )
     => ( cons(sK11(X0),nil) = X0
        & ssItem(sK11(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f247,plain,
    ! [X0] :
      ( ( ( singletonP(X0)
          | ! [X1] :
              ( cons(X1,nil) != X0
              | ~ ssItem(X1) ) )
        & ( ( cons(sK11(X0),nil) = X0
            & ssItem(sK11(X0)) )
          | ~ singletonP(X0) ) )
      | ~ ssList(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK11])],[f245,f246]) ).

fof(f248,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(f249,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,[],[f248]) ).

fof(f250,plain,
    ! [X0,X1] :
      ( ? [X3] :
          ( app(X1,X3) = X0
          & ssList(X3) )
     => ( app(X1,sK12(X0,X1)) = X0
        & ssList(sK12(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f251,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( frontsegP(X0,X1)
              | ! [X2] :
                  ( app(X1,X2) != X0
                  | ~ ssList(X2) ) )
            & ( ( app(X1,sK12(X0,X1)) = X0
                & ssList(sK12(X0,X1)) )
              | ~ frontsegP(X0,X1) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK12])],[f249,f250]) ).

fof(f256,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(f257,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,[],[f256]) ).

fof(f258,plain,
    ! [X0,X1] :
      ( ? [X4] :
          ( ? [X5] :
              ( app(app(X4,X1),X5) = X0
              & ssList(X5) )
          & ssList(X4) )
     => ( ? [X5] :
            ( app(app(sK14(X0,X1),X1),X5) = X0
            & ssList(X5) )
        & ssList(sK14(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f259,plain,
    ! [X0,X1] :
      ( ? [X5] :
          ( app(app(sK14(X0,X1),X1),X5) = X0
          & ssList(X5) )
     => ( app(app(sK14(X0,X1),X1),sK15(X0,X1)) = X0
        & ssList(sK15(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f260,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( segmentP(X0,X1)
              | ! [X2] :
                  ( ! [X3] :
                      ( app(app(X2,X1),X3) != X0
                      | ~ ssList(X3) )
                  | ~ ssList(X2) ) )
            & ( ( app(app(sK14(X0,X1),X1),sK15(X0,X1)) = X0
                & ssList(sK15(X0,X1))
                & ssList(sK14(X0,X1)) )
              | ~ segmentP(X0,X1) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK14,sK15])],[f257,f259,f258]) ).

fof(f325,plain,
    ! [X0] :
      ( ! [X1] :
          ( ! [X2] :
              ( ( ( memberP(app(X1,X2),X0)
                  | ( ~ memberP(X2,X0)
                    & ~ memberP(X1,X0) ) )
                & ( memberP(X2,X0)
                  | memberP(X1,X0)
                  | ~ memberP(app(X1,X2),X0) ) )
              | ~ ssList(X2) )
          | ~ ssList(X1) )
      | ~ ssItem(X0) ),
    inference(nnf_transformation,[],[f147]) ).

fof(f326,plain,
    ! [X0] :
      ( ! [X1] :
          ( ! [X2] :
              ( ( ( memberP(app(X1,X2),X0)
                  | ( ~ memberP(X2,X0)
                    & ~ memberP(X1,X0) ) )
                & ( memberP(X2,X0)
                  | memberP(X1,X0)
                  | ~ memberP(app(X1,X2),X0) ) )
              | ~ ssList(X2) )
          | ~ ssList(X1) )
      | ~ ssItem(X0) ),
    inference(flattening,[],[f325]) ).

fof(f327,plain,
    ! [X0] :
      ( ! [X1] :
          ( ! [X2] :
              ( ( ( memberP(cons(X1,X2),X0)
                  | ( ~ memberP(X2,X0)
                    & X0 != X1 ) )
                & ( memberP(X2,X0)
                  | X0 = X1
                  | ~ memberP(cons(X1,X2),X0) ) )
              | ~ ssList(X2) )
          | ~ ssItem(X1) )
      | ~ ssItem(X0) ),
    inference(nnf_transformation,[],[f148]) ).

fof(f328,plain,
    ! [X0] :
      ( ! [X1] :
          ( ! [X2] :
              ( ( ( memberP(cons(X1,X2),X0)
                  | ( ~ memberP(X2,X0)
                    & X0 != X1 ) )
                & ( memberP(X2,X0)
                  | X0 = X1
                  | ~ memberP(cons(X1,X2),X0) ) )
              | ~ ssList(X2) )
          | ~ ssItem(X1) )
      | ~ ssItem(X0) ),
    inference(flattening,[],[f327]) ).

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

fof(f339,plain,
    ! [X0] :
      ( ( hd(X0) = sK52(X0)
        & ssItem(sK52(X0)) )
      | nil = X0
      | ~ ssList(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK52])],[f188,f338]) ).

fof(f340,plain,
    ! [X0] :
      ( ? [X1] :
          ( tl(X0) = X1
          & ssList(X1) )
     => ( tl(X0) = sK53(X0)
        & ssList(sK53(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f341,plain,
    ! [X0] :
      ( ( tl(X0) = sK53(X0)
        & ssList(sK53(X0)) )
      | nil = X0
      | ~ ssList(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK53])],[f190,f340]) ).

fof(f342,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( nil = app(X0,X1)
              | nil != X0
              | nil != X1 )
            & ( ( nil = X0
                & nil = X1 )
              | nil != app(X0,X1) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(nnf_transformation,[],[f201]) ).

fof(f343,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( nil = app(X0,X1)
              | nil != X0
              | nil != X1 )
            & ( ( nil = X0
                & nil = X1 )
              | nil != app(X0,X1) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(flattening,[],[f342]) ).

fof(f346,plain,
    ! [X3,X2] :
      ( ? [X4] :
          ( ? [X5] :
              ( ? [X6] :
                  ( ! [X7] :
                      ( ~ lt(X7,X4)
                      | ~ memberP(X6,X7)
                      | ~ ssItem(X7) )
                  & ! [X8] :
                      ( ~ lt(X4,X8)
                      | ~ memberP(X5,X8)
                      | ~ ssItem(X8) )
                  & app(app(X5,X2),X6) = X3
                  & cons(X4,nil) = X2
                  & ssList(X6) )
              & ssList(X5) )
          & ssItem(X4) )
      | ~ sP6(X3,X2) ),
    inference(nnf_transformation,[],[f233]) ).

fof(f347,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ? [X3] :
              ( ? [X4] :
                  ( ! [X5] :
                      ( ~ lt(X5,X2)
                      | ~ memberP(X4,X5)
                      | ~ ssItem(X5) )
                  & ! [X6] :
                      ( ~ lt(X2,X6)
                      | ~ memberP(X3,X6)
                      | ~ ssItem(X6) )
                  & app(app(X3,X1),X4) = X0
                  & cons(X2,nil) = X1
                  & ssList(X4) )
              & ssList(X3) )
          & ssItem(X2) )
      | ~ sP6(X0,X1) ),
    inference(rectify,[],[f346]) ).

fof(f348,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ? [X3] :
              ( ? [X4] :
                  ( ! [X5] :
                      ( ~ lt(X5,X2)
                      | ~ memberP(X4,X5)
                      | ~ ssItem(X5) )
                  & ! [X6] :
                      ( ~ lt(X2,X6)
                      | ~ memberP(X3,X6)
                      | ~ ssItem(X6) )
                  & app(app(X3,X1),X4) = X0
                  & cons(X2,nil) = X1
                  & ssList(X4) )
              & ssList(X3) )
          & ssItem(X2) )
     => ( ? [X3] :
            ( ? [X4] :
                ( ! [X5] :
                    ( ~ lt(X5,sK54(X0,X1))
                    | ~ memberP(X4,X5)
                    | ~ ssItem(X5) )
                & ! [X6] :
                    ( ~ lt(sK54(X0,X1),X6)
                    | ~ memberP(X3,X6)
                    | ~ ssItem(X6) )
                & app(app(X3,X1),X4) = X0
                & cons(sK54(X0,X1),nil) = X1
                & ssList(X4) )
            & ssList(X3) )
        & ssItem(sK54(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f349,plain,
    ! [X0,X1] :
      ( ? [X3] :
          ( ? [X4] :
              ( ! [X5] :
                  ( ~ lt(X5,sK54(X0,X1))
                  | ~ memberP(X4,X5)
                  | ~ ssItem(X5) )
              & ! [X6] :
                  ( ~ lt(sK54(X0,X1),X6)
                  | ~ memberP(X3,X6)
                  | ~ ssItem(X6) )
              & app(app(X3,X1),X4) = X0
              & cons(sK54(X0,X1),nil) = X1
              & ssList(X4) )
          & ssList(X3) )
     => ( ? [X4] :
            ( ! [X5] :
                ( ~ lt(X5,sK54(X0,X1))
                | ~ memberP(X4,X5)
                | ~ ssItem(X5) )
            & ! [X6] :
                ( ~ lt(sK54(X0,X1),X6)
                | ~ memberP(sK55(X0,X1),X6)
                | ~ ssItem(X6) )
            & app(app(sK55(X0,X1),X1),X4) = X0
            & cons(sK54(X0,X1),nil) = X1
            & ssList(X4) )
        & ssList(sK55(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f350,plain,
    ! [X0,X1] :
      ( ? [X4] :
          ( ! [X5] :
              ( ~ lt(X5,sK54(X0,X1))
              | ~ memberP(X4,X5)
              | ~ ssItem(X5) )
          & ! [X6] :
              ( ~ lt(sK54(X0,X1),X6)
              | ~ memberP(sK55(X0,X1),X6)
              | ~ ssItem(X6) )
          & app(app(sK55(X0,X1),X1),X4) = X0
          & cons(sK54(X0,X1),nil) = X1
          & ssList(X4) )
     => ( ! [X5] :
            ( ~ lt(X5,sK54(X0,X1))
            | ~ memberP(sK56(X0,X1),X5)
            | ~ ssItem(X5) )
        & ! [X6] :
            ( ~ lt(sK54(X0,X1),X6)
            | ~ memberP(sK55(X0,X1),X6)
            | ~ ssItem(X6) )
        & app(app(sK55(X0,X1),X1),sK56(X0,X1)) = X0
        & cons(sK54(X0,X1),nil) = X1
        & ssList(sK56(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f351,plain,
    ! [X0,X1] :
      ( ( ! [X5] :
            ( ~ lt(X5,sK54(X0,X1))
            | ~ memberP(sK56(X0,X1),X5)
            | ~ ssItem(X5) )
        & ! [X6] :
            ( ~ lt(sK54(X0,X1),X6)
            | ~ memberP(sK55(X0,X1),X6)
            | ~ ssItem(X6) )
        & app(app(sK55(X0,X1),X1),sK56(X0,X1)) = X0
        & cons(sK54(X0,X1),nil) = X1
        & ssList(sK56(X0,X1))
        & ssList(sK55(X0,X1))
        & ssItem(sK54(X0,X1)) )
      | ~ sP6(X0,X1) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK54,sK55,sK56])],[f347,f350,f349,f348]) ).

fof(f352,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( nil = X2
                      & nil = X3 )
                    | sP6(X3,X2) )
                  & ? [X4] :
                      ( ? [X5] :
                          ( ? [X6] :
                              ( ? [X7] :
                                  ( ~ neq(X4,X5)
                                  & app(app(app(X6,cons(X4,nil)),cons(X5,nil)),X7) = X0
                                  & ssList(X7) )
                              & ssList(X6) )
                          & ssItem(X5) )
                      & ssItem(X4) )
                  & X0 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(rectify,[],[f234]) ).

fof(f353,plain,
    ( ? [X0] :
        ( ? [X1] :
            ( ? [X2] :
                ( ? [X3] :
                    ( ( ( nil = X2
                        & nil = X3 )
                      | sP6(X3,X2) )
                    & ? [X4] :
                        ( ? [X5] :
                            ( ? [X6] :
                                ( ? [X7] :
                                    ( ~ neq(X4,X5)
                                    & app(app(app(X6,cons(X4,nil)),cons(X5,nil)),X7) = X0
                                    & ssList(X7) )
                                & ssList(X6) )
                            & ssItem(X5) )
                        & ssItem(X4) )
                    & X0 = X2
                    & X1 = X3
                    & ssList(X3) )
                & ssList(X2) )
            & ssList(X1) )
        & ssList(X0) )
   => ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( nil = X2
                      & nil = X3 )
                    | sP6(X3,X2) )
                  & ? [X4] :
                      ( ? [X5] :
                          ( ? [X6] :
                              ( ? [X7] :
                                  ( ~ neq(X4,X5)
                                  & app(app(app(X6,cons(X4,nil)),cons(X5,nil)),X7) = sK57
                                  & ssList(X7) )
                              & ssList(X6) )
                          & ssItem(X5) )
                      & ssItem(X4) )
                  & sK57 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(sK57) ) ),
    introduced(choice_axiom,[]) ).

fof(f354,plain,
    ( ? [X1] :
        ( ? [X2] :
            ( ? [X3] :
                ( ( ( nil = X2
                    & nil = X3 )
                  | sP6(X3,X2) )
                & ? [X4] :
                    ( ? [X5] :
                        ( ? [X6] :
                            ( ? [X7] :
                                ( ~ neq(X4,X5)
                                & app(app(app(X6,cons(X4,nil)),cons(X5,nil)),X7) = sK57
                                & ssList(X7) )
                            & ssList(X6) )
                        & ssItem(X5) )
                    & ssItem(X4) )
                & sK57 = X2
                & X1 = X3
                & ssList(X3) )
            & ssList(X2) )
        & ssList(X1) )
   => ( ? [X2] :
          ( ? [X3] :
              ( ( ( nil = X2
                  & nil = X3 )
                | sP6(X3,X2) )
              & ? [X4] :
                  ( ? [X5] :
                      ( ? [X6] :
                          ( ? [X7] :
                              ( ~ neq(X4,X5)
                              & app(app(app(X6,cons(X4,nil)),cons(X5,nil)),X7) = sK57
                              & ssList(X7) )
                          & ssList(X6) )
                      & ssItem(X5) )
                  & ssItem(X4) )
              & sK57 = X2
              & sK58 = X3
              & ssList(X3) )
          & ssList(X2) )
      & ssList(sK58) ) ),
    introduced(choice_axiom,[]) ).

fof(f355,plain,
    ( ? [X2] :
        ( ? [X3] :
            ( ( ( nil = X2
                & nil = X3 )
              | sP6(X3,X2) )
            & ? [X4] :
                ( ? [X5] :
                    ( ? [X6] :
                        ( ? [X7] :
                            ( ~ neq(X4,X5)
                            & app(app(app(X6,cons(X4,nil)),cons(X5,nil)),X7) = sK57
                            & ssList(X7) )
                        & ssList(X6) )
                    & ssItem(X5) )
                & ssItem(X4) )
            & sK57 = X2
            & sK58 = X3
            & ssList(X3) )
        & ssList(X2) )
   => ( ? [X3] :
          ( ( ( nil = sK59
              & nil = X3 )
            | sP6(X3,sK59) )
          & ? [X4] :
              ( ? [X5] :
                  ( ? [X6] :
                      ( ? [X7] :
                          ( ~ neq(X4,X5)
                          & app(app(app(X6,cons(X4,nil)),cons(X5,nil)),X7) = sK57
                          & ssList(X7) )
                      & ssList(X6) )
                  & ssItem(X5) )
              & ssItem(X4) )
          & sK57 = sK59
          & sK58 = X3
          & ssList(X3) )
      & ssList(sK59) ) ),
    introduced(choice_axiom,[]) ).

fof(f356,plain,
    ( ? [X3] :
        ( ( ( nil = sK59
            & nil = X3 )
          | sP6(X3,sK59) )
        & ? [X4] :
            ( ? [X5] :
                ( ? [X6] :
                    ( ? [X7] :
                        ( ~ neq(X4,X5)
                        & app(app(app(X6,cons(X4,nil)),cons(X5,nil)),X7) = sK57
                        & ssList(X7) )
                    & ssList(X6) )
                & ssItem(X5) )
            & ssItem(X4) )
        & sK57 = sK59
        & sK58 = X3
        & ssList(X3) )
   => ( ( ( nil = sK59
          & nil = sK60 )
        | sP6(sK60,sK59) )
      & ? [X4] :
          ( ? [X5] :
              ( ? [X6] :
                  ( ? [X7] :
                      ( ~ neq(X4,X5)
                      & app(app(app(X6,cons(X4,nil)),cons(X5,nil)),X7) = sK57
                      & ssList(X7) )
                  & ssList(X6) )
              & ssItem(X5) )
          & ssItem(X4) )
      & sK57 = sK59
      & sK58 = sK60
      & ssList(sK60) ) ),
    introduced(choice_axiom,[]) ).

fof(f357,plain,
    ( ? [X4] :
        ( ? [X5] :
            ( ? [X6] :
                ( ? [X7] :
                    ( ~ neq(X4,X5)
                    & app(app(app(X6,cons(X4,nil)),cons(X5,nil)),X7) = sK57
                    & ssList(X7) )
                & ssList(X6) )
            & ssItem(X5) )
        & ssItem(X4) )
   => ( ? [X5] :
          ( ? [X6] :
              ( ? [X7] :
                  ( ~ neq(sK61,X5)
                  & sK57 = app(app(app(X6,cons(sK61,nil)),cons(X5,nil)),X7)
                  & ssList(X7) )
              & ssList(X6) )
          & ssItem(X5) )
      & ssItem(sK61) ) ),
    introduced(choice_axiom,[]) ).

fof(f358,plain,
    ( ? [X5] :
        ( ? [X6] :
            ( ? [X7] :
                ( ~ neq(sK61,X5)
                & sK57 = app(app(app(X6,cons(sK61,nil)),cons(X5,nil)),X7)
                & ssList(X7) )
            & ssList(X6) )
        & ssItem(X5) )
   => ( ? [X6] :
          ( ? [X7] :
              ( ~ neq(sK61,sK62)
              & sK57 = app(app(app(X6,cons(sK61,nil)),cons(sK62,nil)),X7)
              & ssList(X7) )
          & ssList(X6) )
      & ssItem(sK62) ) ),
    introduced(choice_axiom,[]) ).

fof(f359,plain,
    ( ? [X6] :
        ( ? [X7] :
            ( ~ neq(sK61,sK62)
            & sK57 = app(app(app(X6,cons(sK61,nil)),cons(sK62,nil)),X7)
            & ssList(X7) )
        & ssList(X6) )
   => ( ? [X7] :
          ( ~ neq(sK61,sK62)
          & sK57 = app(app(app(sK63,cons(sK61,nil)),cons(sK62,nil)),X7)
          & ssList(X7) )
      & ssList(sK63) ) ),
    introduced(choice_axiom,[]) ).

fof(f360,plain,
    ( ? [X7] :
        ( ~ neq(sK61,sK62)
        & sK57 = app(app(app(sK63,cons(sK61,nil)),cons(sK62,nil)),X7)
        & ssList(X7) )
   => ( ~ neq(sK61,sK62)
      & sK57 = app(app(app(sK63,cons(sK61,nil)),cons(sK62,nil)),sK64)
      & ssList(sK64) ) ),
    introduced(choice_axiom,[]) ).

fof(f361,plain,
    ( ( ( nil = sK59
        & nil = sK60 )
      | sP6(sK60,sK59) )
    & ~ neq(sK61,sK62)
    & sK57 = app(app(app(sK63,cons(sK61,nil)),cons(sK62,nil)),sK64)
    & ssList(sK64)
    & ssList(sK63)
    & ssItem(sK62)
    & ssItem(sK61)
    & sK57 = sK59
    & sK58 = sK60
    & ssList(sK60)
    & ssList(sK59)
    & ssList(sK58)
    & ssList(sK57) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK57,sK58,sK59,sK60,sK61,sK62,sK63,sK64])],[f352,f360,f359,f358,f357,f356,f355,f354,f353]) ).

fof(f363,plain,
    ! [X0,X1] :
      ( neq(X0,X1)
      | X0 = X1
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[],[f235]) ).

fof(f370,plain,
    ! [X2,X3,X0,X1] :
      ( memberP(X0,X1)
      | app(X2,cons(X1,X3)) != X0
      | ~ ssList(X3)
      | ~ ssList(X2)
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f243]) ).

fof(f372,plain,
    ! [X0] :
      ( cons(sK11(X0),nil) = X0
      | ~ singletonP(X0)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f247]) ).

fof(f373,plain,
    ! [X0,X1] :
      ( singletonP(X0)
      | cons(X1,nil) != X0
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f247]) ).

fof(f376,plain,
    ! [X2,X0,X1] :
      ( frontsegP(X0,X1)
      | app(X1,X2) != X0
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f251]) ).

fof(f383,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,[],[f260]) ).

fof(f453,plain,
    ! [X0,X1] :
      ( ssList(cons(X1,X0))
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f120]) ).

fof(f454,plain,
    ssList(nil),
    inference(cnf_transformation,[],[f17]) ).

fof(f455,plain,
    ! [X0,X1] :
      ( cons(X1,X0) != X0
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f121]) ).

fof(f457,plain,
    ! [X2,X3,X0,X1] :
      ( X0 = X1
      | cons(X2,X0) != cons(X3,X1)
      | ~ ssItem(X3)
      | ~ ssItem(X2)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f123]) ).

fof(f461,plain,
    ! [X0,X1] :
      ( nil != cons(X1,X0)
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f126]) ).

fof(f464,plain,
    ! [X0] :
      ( ssList(tl(X0))
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f131]) ).

fof(f466,plain,
    ! [X0,X1] :
      ( ssList(app(X0,X1))
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f133]) ).

fof(f468,plain,
    ! [X0] :
      ( app(nil,X0) = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f135]) ).

fof(f479,plain,
    ! [X2,X0,X1] :
      ( memberP(app(X1,X2),X0)
      | ~ memberP(X1,X0)
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[],[f326]) ).

fof(f481,plain,
    ! [X2,X0,X1] :
      ( memberP(X2,X0)
      | X0 = X1
      | ~ memberP(cons(X1,X2),X0)
      | ~ ssList(X2)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[],[f328]) ).

fof(f484,plain,
    ! [X0] :
      ( ~ memberP(nil,X0)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[],[f149]) ).

fof(f487,plain,
    ! [X0,X1] :
      ( X0 = X1
      | ~ frontsegP(X1,X0)
      | ~ frontsegP(X0,X1)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f153]) ).

fof(f504,plain,
    ! [X0,X1] :
      ( X0 = X1
      | ~ segmentP(X1,X0)
      | ~ segmentP(X0,X1)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f172]) ).

fof(f534,plain,
    ! [X0] :
      ( ssItem(sK52(X0))
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f339]) ).

fof(f535,plain,
    ! [X0] :
      ( hd(X0) = sK52(X0)
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f339]) ).

fof(f536,plain,
    ! [X0] :
      ( ssList(sK53(X0))
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f341]) ).

fof(f537,plain,
    ! [X0] :
      ( tl(X0) = sK53(X0)
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f341]) ).

fof(f539,plain,
    ! [X0] :
      ( cons(hd(X0),tl(X0)) = X0
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f194]) ).

fof(f542,plain,
    ! [X0,X1] :
      ( cons(X1,X0) = app(cons(X1,nil),X0)
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f199]) ).

fof(f543,plain,
    ! [X2,X0,X1] :
      ( app(app(X0,X1),X2) = app(X0,app(X1,X2))
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f200]) ).

fof(f544,plain,
    ! [X0,X1] :
      ( nil = X1
      | nil != app(X0,X1)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f343]) ).

fof(f545,plain,
    ! [X0,X1] :
      ( nil = X0
      | nil != app(X0,X1)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f343]) ).

fof(f547,plain,
    ! [X0] :
      ( app(X0,nil) = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f202]) ).

fof(f561,plain,
    ! [X0,X1] :
      ( ssItem(sK54(X0,X1))
      | ~ sP6(X0,X1) ),
    inference(cnf_transformation,[],[f351]) ).

fof(f564,plain,
    ! [X0,X1] :
      ( cons(sK54(X0,X1),nil) = X1
      | ~ sP6(X0,X1) ),
    inference(cnf_transformation,[],[f351]) ).

fof(f568,plain,
    ssList(sK57),
    inference(cnf_transformation,[],[f361]) ).

fof(f573,plain,
    sK57 = sK59,
    inference(cnf_transformation,[],[f361]) ).

fof(f574,plain,
    ssItem(sK61),
    inference(cnf_transformation,[],[f361]) ).

fof(f575,plain,
    ssItem(sK62),
    inference(cnf_transformation,[],[f361]) ).

fof(f576,plain,
    ssList(sK63),
    inference(cnf_transformation,[],[f361]) ).

fof(f577,plain,
    ssList(sK64),
    inference(cnf_transformation,[],[f361]) ).

fof(f578,plain,
    sK57 = app(app(app(sK63,cons(sK61,nil)),cons(sK62,nil)),sK64),
    inference(cnf_transformation,[],[f361]) ).

fof(f579,plain,
    ~ neq(sK61,sK62),
    inference(cnf_transformation,[],[f361]) ).

fof(f580,plain,
    ( nil = sK60
    | sP6(sK60,sK59) ),
    inference(cnf_transformation,[],[f361]) ).

fof(f581,plain,
    ( nil = sK59
    | sP6(sK60,sK59) ),
    inference(cnf_transformation,[],[f361]) ).

fof(f582,plain,
    sK59 = app(app(app(sK63,cons(sK61,nil)),cons(sK62,nil)),sK64),
    inference(definition_unfolding,[],[f578,f573]) ).

fof(f584,plain,
    ssList(sK59),
    inference(definition_unfolding,[],[f568,f573]) ).

fof(f586,plain,
    ! [X2,X3,X1] :
      ( memberP(app(X2,cons(X1,X3)),X1)
      | ~ ssList(X3)
      | ~ ssList(X2)
      | ~ ssItem(X1)
      | ~ ssList(app(X2,cons(X1,X3))) ),
    inference(equality_resolution,[],[f370]) ).

fof(f587,plain,
    ! [X1] :
      ( singletonP(cons(X1,nil))
      | ~ ssItem(X1)
      | ~ ssList(cons(X1,nil)) ),
    inference(equality_resolution,[],[f373]) ).

fof(f588,plain,
    ! [X2,X1] :
      ( frontsegP(app(X1,X2),X1)
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssList(app(X1,X2)) ),
    inference(equality_resolution,[],[f376]) ).

fof(f590,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,[],[f383]) ).

cnf(c_49,plain,
    ( ~ ssItem(X0)
    | ~ ssItem(X1)
    | X0 = X1
    | neq(X0,X1) ),
    inference(cnf_transformation,[],[f363]) ).

cnf(c_54,plain,
    ( ~ ssList(app(X0,cons(X1,X2)))
    | ~ ssItem(X1)
    | ~ ssList(X0)
    | ~ ssList(X2)
    | memberP(app(X0,cons(X1,X2)),X1) ),
    inference(cnf_transformation,[],[f586]) ).

cnf(c_58,plain,
    ( ~ ssList(cons(X0,nil))
    | ~ ssItem(X0)
    | singletonP(cons(X0,nil)) ),
    inference(cnf_transformation,[],[f587]) ).

cnf(c_59,plain,
    ( ~ ssList(X0)
    | ~ singletonP(X0)
    | cons(sK11(X0),nil) = X0 ),
    inference(cnf_transformation,[],[f372]) ).

cnf(c_61,plain,
    ( ~ ssList(app(X0,X1))
    | ~ ssList(X0)
    | ~ ssList(X1)
    | frontsegP(app(X0,X1),X0) ),
    inference(cnf_transformation,[],[f588]) ).

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,[],[f590]) ).

cnf(c_140,plain,
    ( ~ ssItem(X0)
    | ~ ssList(X1)
    | ssList(cons(X0,X1)) ),
    inference(cnf_transformation,[],[f453]) ).

cnf(c_141,plain,
    ssList(nil),
    inference(cnf_transformation,[],[f454]) ).

cnf(c_142,plain,
    ( cons(X0,X1) != X1
    | ~ ssItem(X0)
    | ~ ssList(X1) ),
    inference(cnf_transformation,[],[f455]) ).

cnf(c_143,plain,
    ( cons(X0,X1) != cons(X2,X3)
    | ~ ssItem(X0)
    | ~ ssItem(X2)
    | ~ ssList(X1)
    | ~ ssList(X3)
    | X1 = X3 ),
    inference(cnf_transformation,[],[f457]) ).

cnf(c_148,plain,
    ( cons(X0,X1) != nil
    | ~ ssItem(X0)
    | ~ ssList(X1) ),
    inference(cnf_transformation,[],[f461]) ).

cnf(c_151,plain,
    ( ~ ssList(X0)
    | X0 = nil
    | ssList(tl(X0)) ),
    inference(cnf_transformation,[],[f464]) ).

cnf(c_153,plain,
    ( ~ ssList(X0)
    | ~ ssList(X1)
    | ssList(app(X0,X1)) ),
    inference(cnf_transformation,[],[f466]) ).

cnf(c_155,plain,
    ( ~ ssList(X0)
    | app(nil,X0) = X0 ),
    inference(cnf_transformation,[],[f468]) ).

cnf(c_166,plain,
    ( ~ memberP(X0,X1)
    | ~ ssItem(X1)
    | ~ ssList(X0)
    | ~ ssList(X2)
    | memberP(app(X0,X2),X1) ),
    inference(cnf_transformation,[],[f479]) ).

cnf(c_170,plain,
    ( ~ memberP(cons(X0,X1),X2)
    | ~ ssItem(X0)
    | ~ ssItem(X2)
    | ~ ssList(X1)
    | X0 = X2
    | memberP(X1,X2) ),
    inference(cnf_transformation,[],[f481]) ).

cnf(c_171,plain,
    ( ~ memberP(nil,X0)
    | ~ ssItem(X0) ),
    inference(cnf_transformation,[],[f484]) ).

cnf(c_174,plain,
    ( ~ frontsegP(X0,X1)
    | ~ frontsegP(X1,X0)
    | ~ ssList(X0)
    | ~ ssList(X1)
    | X0 = X1 ),
    inference(cnf_transformation,[],[f487]) ).

cnf(c_191,plain,
    ( ~ segmentP(X0,X1)
    | ~ segmentP(X1,X0)
    | ~ ssList(X0)
    | ~ ssList(X1)
    | X0 = X1 ),
    inference(cnf_transformation,[],[f504]) ).

cnf(c_219,plain,
    ( ~ ssList(X0)
    | hd(X0) = sK52(X0)
    | X0 = nil ),
    inference(cnf_transformation,[],[f535]) ).

cnf(c_220,plain,
    ( ~ ssList(X0)
    | X0 = nil
    | ssItem(sK52(X0)) ),
    inference(cnf_transformation,[],[f534]) ).

cnf(c_221,plain,
    ( ~ ssList(X0)
    | tl(X0) = sK53(X0)
    | X0 = nil ),
    inference(cnf_transformation,[],[f537]) ).

cnf(c_222,plain,
    ( ~ ssList(X0)
    | X0 = nil
    | ssList(sK53(X0)) ),
    inference(cnf_transformation,[],[f536]) ).

cnf(c_224,plain,
    ( ~ ssList(X0)
    | cons(hd(X0),tl(X0)) = X0
    | X0 = nil ),
    inference(cnf_transformation,[],[f539]) ).

cnf(c_227,plain,
    ( ~ ssItem(X0)
    | ~ ssList(X1)
    | app(cons(X0,nil),X1) = cons(X0,X1) ),
    inference(cnf_transformation,[],[f542]) ).

cnf(c_228,plain,
    ( ~ ssList(X0)
    | ~ ssList(X1)
    | ~ ssList(X2)
    | app(app(X0,X1),X2) = app(X0,app(X1,X2)) ),
    inference(cnf_transformation,[],[f543]) ).

cnf(c_230,plain,
    ( app(X0,X1) != nil
    | ~ ssList(X0)
    | ~ ssList(X1)
    | X0 = nil ),
    inference(cnf_transformation,[],[f545]) ).

cnf(c_231,plain,
    ( app(X0,X1) != nil
    | ~ ssList(X0)
    | ~ ssList(X1)
    | X1 = nil ),
    inference(cnf_transformation,[],[f544]) ).

cnf(c_232,plain,
    ( ~ ssList(X0)
    | app(X0,nil) = X0 ),
    inference(cnf_transformation,[],[f547]) ).

cnf(c_249,plain,
    ( ~ sP6(X0,X1)
    | cons(sK54(X0,X1),nil) = X1 ),
    inference(cnf_transformation,[],[f564]) ).

cnf(c_252,plain,
    ( ~ sP6(X0,X1)
    | ssItem(sK54(X0,X1)) ),
    inference(cnf_transformation,[],[f561]) ).

cnf(c_253,negated_conjecture,
    ( nil = sK59
    | sP6(sK60,sK59) ),
    inference(cnf_transformation,[],[f581]) ).

cnf(c_254,negated_conjecture,
    ( nil = sK60
    | sP6(sK60,sK59) ),
    inference(cnf_transformation,[],[f580]) ).

cnf(c_255,negated_conjecture,
    ~ neq(sK61,sK62),
    inference(cnf_transformation,[],[f579]) ).

cnf(c_256,negated_conjecture,
    app(app(app(sK63,cons(sK61,nil)),cons(sK62,nil)),sK64) = sK59,
    inference(cnf_transformation,[],[f582]) ).

cnf(c_257,negated_conjecture,
    ssList(sK64),
    inference(cnf_transformation,[],[f577]) ).

cnf(c_258,negated_conjecture,
    ssList(sK63),
    inference(cnf_transformation,[],[f576]) ).

cnf(c_259,negated_conjecture,
    ssItem(sK62),
    inference(cnf_transformation,[],[f575]) ).

cnf(c_260,negated_conjecture,
    ssItem(sK61),
    inference(cnf_transformation,[],[f574]) ).

cnf(c_264,negated_conjecture,
    ssList(sK59),
    inference(cnf_transformation,[],[f584]) ).

cnf(c_393,plain,
    ( ~ ssList(X0)
    | ~ ssList(X1)
    | frontsegP(app(X0,X1),X0) ),
    inference(global_subsumption_just,[status(thm)],[c_61,c_153,c_61]) ).

cnf(c_3323,plain,
    ( X0 != sK61
    | X1 != sK62
    | ~ ssItem(X0)
    | ~ ssItem(X1)
    | X0 = X1 ),
    inference(resolution_lifted,[status(thm)],[c_49,c_255]) ).

cnf(c_3324,plain,
    ( ~ ssItem(sK61)
    | ~ ssItem(sK62)
    | sK61 = sK62 ),
    inference(unflattening,[status(thm)],[c_3323]) ).

cnf(c_3325,plain,
    sK61 = sK62,
    inference(global_subsumption_just,[status(thm)],[c_3324,c_260,c_259,c_3324]) ).

cnf(c_3331,plain,
    ( X0 != sK60
    | X1 != sK59
    | nil = sK60
    | ssItem(sK54(X0,X1)) ),
    inference(resolution_lifted,[status(thm)],[c_252,c_254]) ).

cnf(c_3332,plain,
    ( nil = sK60
    | ssItem(sK54(sK60,sK59)) ),
    inference(unflattening,[status(thm)],[c_3331]) ).

cnf(c_3339,plain,
    ( X0 != sK60
    | X1 != sK59
    | nil = sK59
    | ssItem(sK54(X0,X1)) ),
    inference(resolution_lifted,[status(thm)],[c_252,c_253]) ).

cnf(c_3340,plain,
    ( nil = sK59
    | ssItem(sK54(sK60,sK59)) ),
    inference(unflattening,[status(thm)],[c_3339]) ).

cnf(c_3379,plain,
    ( X0 != sK60
    | X1 != sK59
    | cons(sK54(X0,X1),nil) = X1
    | nil = sK60 ),
    inference(resolution_lifted,[status(thm)],[c_249,c_254]) ).

cnf(c_3380,plain,
    ( cons(sK54(sK60,sK59),nil) = sK59
    | nil = sK60 ),
    inference(unflattening,[status(thm)],[c_3379]) ).

cnf(c_3387,plain,
    ( X0 != sK60
    | X1 != sK59
    | cons(sK54(X0,X1),nil) = X1
    | nil = sK59 ),
    inference(resolution_lifted,[status(thm)],[c_249,c_253]) ).

cnf(c_3388,plain,
    ( cons(sK54(sK60,sK59),nil) = sK59
    | nil = sK59 ),
    inference(unflattening,[status(thm)],[c_3387]) ).

cnf(c_6897,plain,
    app(app(app(sK63,cons(sK61,nil)),cons(sK61,nil)),sK64) = sK59,
    inference(light_normalisation,[status(thm)],[c_256,c_3325]) ).

cnf(c_13422,plain,
    app(app(app(sK63,cons(sK61,nil)),cons(sK61,nil)),sK64) = sK59,
    inference(subtyping,[status(esa)],[c_6897]) ).

cnf(c_13429,plain,
    ( cons(sK54(sK60,sK59),nil) = sK59
    | nil = sK59 ),
    inference(subtyping,[status(esa)],[c_3388]) ).

cnf(c_13430,plain,
    ( cons(sK54(sK60,sK59),nil) = sK59
    | nil = sK60 ),
    inference(subtyping,[status(esa)],[c_3380]) ).

cnf(c_13435,plain,
    ( nil = sK59
    | ssItem(sK54(sK60,sK59)) ),
    inference(subtyping,[status(esa)],[c_3340]) ).

cnf(c_13436,plain,
    ( nil = sK60
    | ssItem(sK54(sK60,sK59)) ),
    inference(subtyping,[status(esa)],[c_3332]) ).

cnf(c_13444,plain,
    ( ~ ssList(X0_13)
    | ~ ssList(X1_13)
    | frontsegP(app(X0_13,X1_13),X0_13) ),
    inference(subtyping,[status(esa)],[c_393]) ).

cnf(c_13450,negated_conjecture,
    ssList(sK59),
    inference(subtyping,[status(esa)],[c_264]) ).

cnf(c_13452,negated_conjecture,
    ssItem(sK61),
    inference(subtyping,[status(esa)],[c_260]) ).

cnf(c_13453,negated_conjecture,
    ssList(sK63),
    inference(subtyping,[status(esa)],[c_258]) ).

cnf(c_13454,negated_conjecture,
    ssList(sK64),
    inference(subtyping,[status(esa)],[c_257]) ).

cnf(c_13466,plain,
    ( ~ ssList(X0_13)
    | app(X0_13,nil) = X0_13 ),
    inference(subtyping,[status(esa)],[c_232]) ).

cnf(c_13467,plain,
    ( app(X0_13,X1_13) != nil
    | ~ ssList(X0_13)
    | ~ ssList(X1_13)
    | X1_13 = nil ),
    inference(subtyping,[status(esa)],[c_231]) ).

cnf(c_13468,plain,
    ( app(X0_13,X1_13) != nil
    | ~ ssList(X0_13)
    | ~ ssList(X1_13)
    | X0_13 = nil ),
    inference(subtyping,[status(esa)],[c_230]) ).

cnf(c_13469,plain,
    ( ~ ssList(X0_13)
    | ~ ssList(X1_13)
    | ~ ssList(X2_13)
    | app(app(X0_13,X1_13),X2_13) = app(X0_13,app(X1_13,X2_13)) ),
    inference(subtyping,[status(esa)],[c_228]) ).

cnf(c_13470,plain,
    ( ~ ssItem(X0_14)
    | ~ ssList(X0_13)
    | app(cons(X0_14,nil),X0_13) = cons(X0_14,X0_13) ),
    inference(subtyping,[status(esa)],[c_227]) ).

cnf(c_13473,plain,
    ( ~ ssList(X0_13)
    | cons(hd(X0_13),tl(X0_13)) = X0_13
    | X0_13 = nil ),
    inference(subtyping,[status(esa)],[c_224]) ).

cnf(c_13475,plain,
    ( ~ ssList(X0_13)
    | X0_13 = nil
    | ssList(sK53(X0_13)) ),
    inference(subtyping,[status(esa)],[c_222]) ).

cnf(c_13476,plain,
    ( ~ ssList(X0_13)
    | tl(X0_13) = sK53(X0_13)
    | X0_13 = nil ),
    inference(subtyping,[status(esa)],[c_221]) ).

cnf(c_13477,plain,
    ( ~ ssList(X0_13)
    | X0_13 = nil
    | ssItem(sK52(X0_13)) ),
    inference(subtyping,[status(esa)],[c_220]) ).

cnf(c_13478,plain,
    ( ~ ssList(X0_13)
    | hd(X0_13) = sK52(X0_13)
    | X0_13 = nil ),
    inference(subtyping,[status(esa)],[c_219]) ).

cnf(c_13497,plain,
    ( ~ segmentP(X0_13,X1_13)
    | ~ segmentP(X1_13,X0_13)
    | ~ ssList(X0_13)
    | ~ ssList(X1_13)
    | X0_13 = X1_13 ),
    inference(subtyping,[status(esa)],[c_191]) ).

cnf(c_13512,plain,
    ( ~ frontsegP(X0_13,X1_13)
    | ~ frontsegP(X1_13,X0_13)
    | ~ ssList(X0_13)
    | ~ ssList(X1_13)
    | X0_13 = X1_13 ),
    inference(subtyping,[status(esa)],[c_174]) ).

cnf(c_13515,plain,
    ( ~ memberP(nil,X0_14)
    | ~ ssItem(X0_14) ),
    inference(subtyping,[status(esa)],[c_171]) ).

cnf(c_13516,plain,
    ( ~ memberP(cons(X0_14,X0_13),X1_14)
    | ~ ssItem(X0_14)
    | ~ ssItem(X1_14)
    | ~ ssList(X0_13)
    | X0_14 = X1_14
    | memberP(X0_13,X1_14) ),
    inference(subtyping,[status(esa)],[c_170]) ).

cnf(c_13520,plain,
    ( ~ memberP(X0_13,X0_14)
    | ~ ssItem(X0_14)
    | ~ ssList(X0_13)
    | ~ ssList(X1_13)
    | memberP(app(X0_13,X1_13),X0_14) ),
    inference(subtyping,[status(esa)],[c_166]) ).

cnf(c_13531,plain,
    ( ~ ssList(X0_13)
    | app(nil,X0_13) = X0_13 ),
    inference(subtyping,[status(esa)],[c_155]) ).

cnf(c_13533,plain,
    ( ~ ssList(X0_13)
    | ~ ssList(X1_13)
    | ssList(app(X0_13,X1_13)) ),
    inference(subtyping,[status(esa)],[c_153]) ).

cnf(c_13535,plain,
    ( ~ ssList(X0_13)
    | X0_13 = nil
    | ssList(tl(X0_13)) ),
    inference(subtyping,[status(esa)],[c_151]) ).

cnf(c_13538,plain,
    ( cons(X0_14,X0_13) != nil
    | ~ ssItem(X0_14)
    | ~ ssList(X0_13) ),
    inference(subtyping,[status(esa)],[c_148]) ).

cnf(c_13543,plain,
    ( cons(X0_14,X0_13) != cons(X1_14,X1_13)
    | ~ ssItem(X0_14)
    | ~ ssItem(X1_14)
    | ~ ssList(X0_13)
    | ~ ssList(X1_13)
    | X0_13 = X1_13 ),
    inference(subtyping,[status(esa)],[c_143]) ).

cnf(c_13544,plain,
    ( cons(X0_14,X0_13) != X0_13
    | ~ ssItem(X0_14)
    | ~ ssList(X0_13) ),
    inference(subtyping,[status(esa)],[c_142]) ).

cnf(c_13545,plain,
    ssList(nil),
    inference(subtyping,[status(esa)],[c_141]) ).

cnf(c_13546,plain,
    ( ~ ssItem(X0_14)
    | ~ ssList(X0_13)
    | ssList(cons(X0_14,X0_13)) ),
    inference(subtyping,[status(esa)],[c_140]) ).

cnf(c_13608,plain,
    ( ~ ssList(app(app(X0_13,X1_13),X2_13))
    | ~ ssList(X0_13)
    | ~ ssList(X1_13)
    | ~ ssList(X2_13)
    | segmentP(app(app(X0_13,X1_13),X2_13),X1_13) ),
    inference(subtyping,[status(esa)],[c_67]) ).

cnf(c_13614,plain,
    ( ~ ssList(X0_13)
    | ~ singletonP(X0_13)
    | cons(sK11(X0_13),nil) = X0_13 ),
    inference(subtyping,[status(esa)],[c_59]) ).

cnf(c_13615,plain,
    ( ~ ssList(cons(X0_14,nil))
    | ~ ssItem(X0_14)
    | singletonP(cons(X0_14,nil)) ),
    inference(subtyping,[status(esa)],[c_58]) ).

cnf(c_13619,plain,
    ( ~ ssList(app(X0_13,cons(X0_14,X1_13)))
    | ~ ssItem(X0_14)
    | ~ ssList(X0_13)
    | ~ ssList(X1_13)
    | memberP(app(X0_13,cons(X0_14,X1_13)),X0_14) ),
    inference(subtyping,[status(esa)],[c_54]) ).

cnf(c_13624,plain,
    X0_13 = X0_13,
    theory(equality) ).

cnf(c_13625,plain,
    X0_14 = X0_14,
    theory(equality) ).

cnf(c_13626,plain,
    ( X0_13 != X1_13
    | X2_13 != X1_13
    | X2_13 = X0_13 ),
    theory(equality) ).

cnf(c_13627,plain,
    ( X0_14 != X1_14
    | X2_14 != X1_14
    | X2_14 = X0_14 ),
    theory(equality) ).

cnf(c_13629,plain,
    ( X0_13 != X1_13
    | X0_14 != X1_14
    | cons(X0_14,X0_13) = cons(X1_14,X1_13) ),
    theory(equality) ).

cnf(c_13632,plain,
    ( X0_13 != X1_13
    | ~ ssList(X1_13)
    | ssList(X0_13) ),
    theory(equality) ).

cnf(c_13659,plain,
    nil = nil,
    inference(instantiation,[status(thm)],[c_13624]) ).

cnf(c_13660,plain,
    sK61 = sK61,
    inference(instantiation,[status(thm)],[c_13625]) ).

cnf(c_13679,plain,
    ( ~ memberP(nil,sK61)
    | ~ ssItem(sK61) ),
    inference(instantiation,[status(thm)],[c_13515]) ).

cnf(c_13689,plain,
    ( cons(sK61,nil) != nil
    | ~ ssItem(sK61)
    | ~ ssList(nil) ),
    inference(instantiation,[status(thm)],[c_13538]) ).

cnf(c_13690,plain,
    ( ~ ssItem(sK61)
    | ~ ssList(nil)
    | ssList(cons(sK61,nil)) ),
    inference(instantiation,[status(thm)],[c_13546]) ).

cnf(c_16694,plain,
    ( app(X0_13,cons(X0_14,X1_13)) != nil
    | ~ ssList(cons(X0_14,X1_13))
    | ~ ssList(X0_13)
    | cons(X0_14,X1_13) = nil ),
    inference(instantiation,[status(thm)],[c_13467]) ).

cnf(c_16781,plain,
    ( ~ ssList(cons(X0_14,X0_13))
    | ~ ssList(X1_13)
    | ssList(app(X1_13,cons(X0_14,X0_13))) ),
    inference(instantiation,[status(thm)],[c_13533]) ).

cnf(c_17154,plain,
    ( ~ ssList(app(X0_13,cons(X0_14,X1_13)))
    | ~ ssList(cons(X0_14,X2_13))
    | ssList(app(app(X0_13,cons(X0_14,X1_13)),cons(X0_14,X2_13))) ),
    inference(instantiation,[status(thm)],[c_16781]) ).

cnf(c_17922,plain,
    ( ~ ssItem(X0_14)
    | ~ ssList(nil)
    | singletonP(cons(X0_14,nil)) ),
    inference(superposition,[status(thm)],[c_13546,c_13615]) ).

cnf(c_17925,plain,
    ( ~ ssItem(X0_14)
    | singletonP(cons(X0_14,nil)) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_17922,c_13545]) ).

cnf(c_17935,plain,
    ( ~ ssItem(sK54(sK60,sK59))
    | nil = sK60
    | singletonP(sK59) ),
    inference(superposition,[status(thm)],[c_13430,c_17925]) ).

cnf(c_19294,plain,
    ( ~ ssList(sK59)
    | ssList(app(app(app(sK63,cons(sK61,nil)),cons(sK61,nil)),sK64)) ),
    inference(resolution,[status(thm)],[c_13632,c_13422]) ).

cnf(c_20603,plain,
    ( X0_13 != X1_13
    | X1_13 = X0_13 ),
    inference(resolution,[status(thm)],[c_13626,c_13624]) ).

cnf(c_21807,plain,
    ( X0_13 != X1_13
    | X0_14 != X1_14
    | X2_13 != cons(X1_14,X1_13)
    | cons(X0_14,X0_13) = X2_13 ),
    inference(resolution,[status(thm)],[c_13629,c_13626]) ).

cnf(c_24215,plain,
    ( ~ ssList(X0_13)
    | app(cons(sK61,nil),X0_13) = cons(sK61,X0_13) ),
    inference(superposition,[status(thm)],[c_13452,c_13470]) ).

cnf(c_24968,plain,
    ( nil != sK59
    | ~ ssList(app(app(sK63,cons(sK61,nil)),cons(sK61,nil)))
    | ~ ssList(sK64)
    | app(app(sK63,cons(sK61,nil)),cons(sK61,nil)) = nil ),
    inference(superposition,[status(thm)],[c_13422,c_13468]) ).

cnf(c_24988,plain,
    ( nil != sK59
    | ~ ssList(app(app(sK63,cons(sK61,nil)),cons(sK61,nil)))
    | app(app(sK63,cons(sK61,nil)),cons(sK61,nil)) = nil ),
    inference(forward_subsumption_resolution,[status(thm)],[c_24968,c_13454]) ).

cnf(c_25915,plain,
    app(cons(sK61,nil),sK59) = cons(sK61,sK59),
    inference(superposition,[status(thm)],[c_13450,c_24215]) ).

cnf(c_26782,plain,
    ( ~ memberP(app(app(sK63,cons(sK61,nil)),cons(sK61,nil)),X0_14)
    | ~ ssList(app(app(sK63,cons(sK61,nil)),cons(sK61,nil)))
    | ~ ssItem(X0_14)
    | ~ ssList(sK64)
    | memberP(sK59,X0_14) ),
    inference(superposition,[status(thm)],[c_13422,c_13520]) ).

cnf(c_26806,plain,
    ( ~ memberP(app(app(sK63,cons(sK61,nil)),cons(sK61,nil)),X0_14)
    | ~ ssList(app(app(sK63,cons(sK61,nil)),cons(sK61,nil)))
    | ~ ssItem(X0_14)
    | memberP(sK59,X0_14) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_26782,c_13454]) ).

cnf(c_26808,plain,
    ( ~ memberP(app(app(sK63,cons(sK61,nil)),cons(sK61,nil)),sK61)
    | ~ ssList(app(app(sK63,cons(sK61,nil)),cons(sK61,nil)))
    | ~ ssItem(sK61)
    | memberP(sK59,sK61) ),
    inference(instantiation,[status(thm)],[c_26806]) ).

cnf(c_27620,plain,
    ( ~ ssList(cons(sK61,nil))
    | ~ ssList(sK59)
    | ssList(cons(sK61,sK59)) ),
    inference(superposition,[status(thm)],[c_25915,c_13533]) ).

cnf(c_27624,plain,
    ( ~ ssList(cons(sK61,nil))
    | ssList(cons(sK61,sK59)) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_27620,c_13450]) ).

cnf(c_38749,plain,
    ( nil = sK59
    | sK59 = cons(sK54(sK60,sK59),nil) ),
    inference(resolution,[status(thm)],[c_20603,c_13429]) ).

cnf(c_44323,plain,
    ( ~ ssList(app(app(app(sK63,cons(sK61,nil)),cons(sK61,nil)),sK64))
    | ~ ssList(app(sK63,cons(sK61,nil)))
    | ~ ssList(cons(sK61,nil))
    | ~ ssList(sK64)
    | segmentP(sK59,cons(sK61,nil)) ),
    inference(superposition,[status(thm)],[c_13422,c_13608]) ).

cnf(c_44404,plain,
    ( ~ ssList(app(app(app(sK63,cons(sK61,nil)),cons(sK61,nil)),sK64))
    | ~ ssList(app(sK63,cons(sK61,nil)))
    | ~ ssList(cons(sK61,nil))
    | segmentP(sK59,cons(sK61,nil)) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_44323,c_13454]) ).

cnf(c_44710,plain,
    ( ~ ssList(app(sK63,cons(sK61,nil)))
    | ~ ssList(cons(sK61,nil))
    | ssList(app(app(sK63,cons(sK61,nil)),cons(sK61,nil))) ),
    inference(instantiation,[status(thm)],[c_17154]) ).

cnf(c_53977,plain,
    ( ~ ssList(cons(sK61,nil))
    | ~ ssList(sK63)
    | ssList(app(sK63,cons(sK61,nil))) ),
    inference(instantiation,[status(thm)],[c_16781]) ).

cnf(c_56713,plain,
    ( ~ ssItem(X0_14)
    | singletonP(cons(X0_14,nil)) ),
    inference(global_subsumption_just,[status(thm)],[c_13615,c_17925]) ).

cnf(c_56717,plain,
    ( ~ ssItem(sK54(sK60,sK59))
    | nil = sK60
    | singletonP(sK59) ),
    inference(superposition,[status(thm)],[c_13430,c_56713]) ).

cnf(c_56726,plain,
    ( tl(sK59) = sK53(sK59)
    | nil = sK59 ),
    inference(superposition,[status(thm)],[c_13450,c_13476]) ).

cnf(c_56763,plain,
    ( hd(sK59) = sK52(sK59)
    | nil = sK59 ),
    inference(superposition,[status(thm)],[c_13450,c_13478]) ).

cnf(c_56799,plain,
    ( nil = sK60
    | singletonP(sK59) ),
    inference(global_subsumption_just,[status(thm)],[c_56717,c_13436,c_17935]) ).

cnf(c_56862,plain,
    ( ~ ssList(sK59)
    | nil = sK59
    | ssList(tl(sK59)) ),
    inference(superposition,[status(thm)],[c_56726,c_13475]) ).

cnf(c_56864,plain,
    ( nil = sK59
    | ssList(tl(sK59)) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_56862,c_13450]) ).

cnf(c_57121,plain,
    ( ~ ssList(sK59)
    | cons(sK11(sK59),nil) = sK59
    | nil = sK60 ),
    inference(superposition,[status(thm)],[c_56799,c_13614]) ).

cnf(c_57122,plain,
    ( cons(sK11(sK59),nil) = sK59
    | nil = sK60 ),
    inference(forward_subsumption_resolution,[status(thm)],[c_57121,c_13450]) ).

cnf(c_57326,plain,
    ( ~ ssList(sK59)
    | nil = sK59
    | ssItem(hd(sK59)) ),
    inference(superposition,[status(thm)],[c_56763,c_13477]) ).

cnf(c_57327,plain,
    ( nil = sK59
    | ssItem(hd(sK59)) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_57326,c_13450]) ).

cnf(c_57339,plain,
    ( cons(hd(sK59),tl(sK59)) = sK59
    | nil = sK59 ),
    inference(superposition,[status(thm)],[c_13450,c_13473]) ).

cnf(c_57683,plain,
    ( nil != sK59
    | ~ ssItem(sK11(sK59))
    | ~ ssList(nil)
    | nil = sK60 ),
    inference(superposition,[status(thm)],[c_57122,c_13544]) ).

cnf(c_57688,plain,
    ( nil != sK59
    | ~ ssItem(sK11(sK59))
    | nil = sK60 ),
    inference(forward_subsumption_resolution,[status(thm)],[c_57683,c_13545]) ).

cnf(c_60127,plain,
    ( ~ ssItem(sK54(sK60,sK59))
    | ~ memberP(sK59,X0_14)
    | ~ ssItem(X0_14)
    | ~ ssList(nil)
    | sK54(sK60,sK59) = X0_14
    | nil = sK59
    | memberP(nil,X0_14) ),
    inference(superposition,[status(thm)],[c_13429,c_13516]) ).

cnf(c_60140,plain,
    ( ~ ssItem(sK54(sK60,sK59))
    | ~ memberP(sK59,X0_14)
    | ~ ssItem(X0_14)
    | sK54(sK60,sK59) = X0_14
    | nil = sK59
    | memberP(nil,X0_14) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_60127,c_13545]) ).

cnf(c_61215,plain,
    ( cons(X0_14,X0_13) != sK59
    | ~ ssItem(hd(sK59))
    | ~ ssList(tl(sK59))
    | ~ ssItem(X0_14)
    | ~ ssList(X0_13)
    | tl(sK59) = X0_13
    | nil = sK59 ),
    inference(superposition,[status(thm)],[c_57339,c_13543]) ).

cnf(c_69743,plain,
    ( app(app(sK63,cons(sK61,nil)),cons(sK61,nil)) != nil
    | ~ ssList(app(sK63,cons(sK61,nil)))
    | ~ ssList(cons(sK61,nil))
    | cons(sK61,nil) = nil ),
    inference(instantiation,[status(thm)],[c_16694]) ).

cnf(c_79045,plain,
    nil != sK59,
    inference(global_subsumption_just,[status(thm)],[c_57688,c_260,c_258,c_141,c_13689,c_13690,c_24988,c_44710,c_53977,c_69743]) ).

cnf(c_79216,plain,
    ( cons(X0_14,X0_13) != sK59
    | ~ ssItem(hd(sK59))
    | ~ ssList(tl(sK59))
    | ~ ssItem(X0_14)
    | ~ ssList(X0_13)
    | tl(sK59) = X0_13 ),
    inference(backward_subsumption_resolution,[status(thm)],[c_61215,c_79045]) ).

cnf(c_79259,plain,
    ( ~ ssItem(sK54(sK60,sK59))
    | ~ memberP(sK59,X0_14)
    | ~ ssItem(X0_14)
    | sK54(sK60,sK59) = X0_14
    | memberP(nil,X0_14) ),
    inference(backward_subsumption_resolution,[status(thm)],[c_60140,c_79045]) ).

cnf(c_79357,plain,
    ssItem(hd(sK59)),
    inference(backward_subsumption_resolution,[status(thm)],[c_57327,c_79045]) ).

cnf(c_79365,plain,
    ssList(tl(sK59)),
    inference(backward_subsumption_resolution,[status(thm)],[c_56864,c_79045]) ).

cnf(c_79385,plain,
    ssItem(sK54(sK60,sK59)),
    inference(backward_subsumption_resolution,[status(thm)],[c_13435,c_79045]) ).

cnf(c_79455,plain,
    ( ~ memberP(sK59,X0_14)
    | ~ ssItem(X0_14)
    | sK54(sK60,sK59) = X0_14
    | memberP(nil,X0_14) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_79259,c_79385]) ).

cnf(c_79485,plain,
    ( cons(X0_14,X0_13) != sK59
    | ~ ssItem(X0_14)
    | ~ ssList(X0_13)
    | tl(sK59) = X0_13 ),
    inference(forward_subsumption_resolution,[status(thm)],[c_79216,c_79365,c_79357]) ).

cnf(c_79645,plain,
    ( ~ memberP(sK59,sK61)
    | ~ ssItem(sK61)
    | sK54(sK60,sK59) = sK61
    | memberP(nil,sK61) ),
    inference(instantiation,[status(thm)],[c_79455]) ).

cnf(c_79658,plain,
    ( cons(sK61,nil) != sK59
    | ~ ssItem(sK61)
    | ~ ssList(nil)
    | tl(sK59) = nil ),
    inference(instantiation,[status(thm)],[c_79485]) ).

cnf(c_88863,plain,
    ( X0_13 != nil
    | X0_14 != sK54(sK60,sK59)
    | cons(X0_14,X0_13) = sK59
    | nil = sK59 ),
    inference(resolution,[status(thm)],[c_21807,c_38749]) ).

cnf(c_88866,plain,
    ( nil != nil
    | sK61 != sK54(sK60,sK59)
    | cons(sK61,nil) = sK59
    | nil = sK59 ),
    inference(instantiation,[status(thm)],[c_88863]) ).

cnf(c_110546,plain,
    ( ~ ssList(app(app(sK63,cons(sK61,nil)),cons(sK61,nil)))
    | ~ ssList(app(sK63,cons(sK61,nil)))
    | ~ ssItem(sK61)
    | ~ ssList(nil)
    | memberP(app(app(sK63,cons(sK61,nil)),cons(sK61,nil)),sK61) ),
    inference(instantiation,[status(thm)],[c_13619]) ).

cnf(c_115977,plain,
    ( ~ ssList(app(X0_13,X1_13))
    | ~ ssList(X2_13)
    | ssList(app(app(X0_13,X1_13),X2_13)) ),
    inference(instantiation,[status(thm)],[c_13533]) ).

cnf(c_117244,plain,
    ( sK54(sK60,sK59) != X0_14
    | X1_14 != X0_14
    | X1_14 = sK54(sK60,sK59) ),
    inference(instantiation,[status(thm)],[c_13627]) ).

cnf(c_117245,plain,
    ( sK54(sK60,sK59) != sK61
    | sK61 != sK61
    | sK61 = sK54(sK60,sK59) ),
    inference(instantiation,[status(thm)],[c_117244]) ).

cnf(c_150720,plain,
    ( ~ ssList(X0_13)
    | ~ ssList(X1_13)
    | ~ ssList(X2_13)
    | segmentP(app(app(X0_13,X1_13),X2_13),X1_13) ),
    inference(global_subsumption_just,[status(thm)],[c_13608,c_13533,c_13608,c_115977]) ).

cnf(c_241280,plain,
    ( ~ ssList(X0_13)
    | app(nil,tl(X0_13)) = tl(X0_13)
    | X0_13 = nil ),
    inference(superposition,[status(thm)],[c_13535,c_13531]) ).

cnf(c_241336,plain,
    ( app(nil,tl(sK59)) = tl(sK59)
    | nil = sK59 ),
    inference(superposition,[status(thm)],[c_13450,c_241280]) ).

cnf(c_241363,plain,
    app(nil,tl(sK59)) = tl(sK59),
    inference(forward_subsumption_resolution,[status(thm)],[c_241336,c_79045]) ).

cnf(c_241595,plain,
    ( tl(sK59) = sK53(sK59)
    | nil = sK59 ),
    inference(superposition,[status(thm)],[c_13450,c_13476]) ).

cnf(c_241623,plain,
    tl(sK59) = sK53(sK59),
    inference(forward_subsumption_resolution,[status(thm)],[c_241595,c_79045]) ).

cnf(c_241631,plain,
    ( hd(sK59) = sK52(sK59)
    | nil = sK59 ),
    inference(superposition,[status(thm)],[c_13450,c_13478]) ).

cnf(c_241659,plain,
    hd(sK59) = sK52(sK59),
    inference(forward_subsumption_resolution,[status(thm)],[c_241631,c_79045]) ).

cnf(c_242063,plain,
    ( cons(hd(sK59),tl(sK59)) = sK59
    | nil = sK59 ),
    inference(superposition,[status(thm)],[c_13450,c_13473]) ).

cnf(c_242100,plain,
    cons(hd(sK59),tl(sK59)) = sK59,
    inference(forward_subsumption_resolution,[status(thm)],[c_242063,c_79045]) ).

cnf(c_242131,plain,
    ( ~ ssList(sK59)
    | nil = sK59
    | ssList(tl(sK59)) ),
    inference(superposition,[status(thm)],[c_241623,c_13475]) ).

cnf(c_242132,plain,
    ssList(tl(sK59)),
    inference(forward_subsumption_resolution,[status(thm)],[c_242131,c_79045,c_13450]) ).

cnf(c_242204,plain,
    ( ~ ssList(X0_13)
    | app(cons(sK61,nil),X0_13) = cons(sK61,X0_13) ),
    inference(superposition,[status(thm)],[c_13452,c_13470]) ).

cnf(c_242283,plain,
    app(cons(sK61,nil),sK59) = cons(sK61,sK59),
    inference(superposition,[status(thm)],[c_13450,c_242204]) ).

cnf(c_242320,plain,
    app(cons(sK61,nil),tl(sK59)) = cons(sK61,tl(sK59)),
    inference(superposition,[status(thm)],[c_242132,c_242204]) ).

cnf(c_242487,plain,
    ( ~ ssList(cons(sK61,nil))
    | ~ ssList(sK59)
    | ssList(cons(sK61,sK59)) ),
    inference(superposition,[status(thm)],[c_242283,c_13533]) ).

cnf(c_242488,plain,
    ( ~ ssList(cons(sK61,nil))
    | ssList(cons(sK61,sK59)) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_242487,c_13450]) ).

cnf(c_242492,plain,
    ssList(cons(sK61,sK59)),
    inference(global_subsumption_just,[status(thm)],[c_242488,c_260,c_141,c_13690,c_27624]) ).

cnf(c_243700,plain,
    ( ~ ssList(X0_13)
    | ~ ssList(X1_13)
    | app(app(sK63,X0_13),X1_13) = app(sK63,app(X0_13,X1_13)) ),
    inference(superposition,[status(thm)],[c_13453,c_13469]) ).

cnf(c_244729,plain,
    ( ~ ssList(cons(sK61,nil))
    | ~ ssList(tl(sK59))
    | ssList(cons(sK61,tl(sK59))) ),
    inference(superposition,[status(thm)],[c_242320,c_13533]) ).

cnf(c_244735,plain,
    ( ~ ssList(cons(sK61,nil))
    | ssList(cons(sK61,tl(sK59))) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_244729,c_242132]) ).

cnf(c_245001,plain,
    ( ~ ssList(X0_13)
    | ~ ssList(X1_13)
    | ~ ssList(X2_13)
    | segmentP(app(app(X0_13,X1_13),X2_13),X1_13) ),
    inference(global_subsumption_just,[status(thm)],[c_13608,c_150720]) ).

cnf(c_245008,plain,
    ( ~ ssList(app(sK63,cons(sK61,nil)))
    | ~ ssList(cons(sK61,nil))
    | ~ ssList(sK64)
    | segmentP(sK59,cons(sK61,nil)) ),
    inference(superposition,[status(thm)],[c_13422,c_245001]) ).

cnf(c_245100,plain,
    ( ~ ssList(app(sK63,cons(sK61,nil)))
    | ~ ssList(cons(sK61,nil))
    | segmentP(sK59,cons(sK61,nil)) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_245008,c_13454]) ).

cnf(c_245982,plain,
    ( ~ ssList(sK59)
    | nil = sK59
    | ssItem(hd(sK59)) ),
    inference(superposition,[status(thm)],[c_241659,c_13477]) ).

cnf(c_245983,plain,
    ssItem(hd(sK59)),
    inference(forward_subsumption_resolution,[status(thm)],[c_245982,c_79045,c_13450]) ).

cnf(c_246015,plain,
    ( ~ ssList(X0_13)
    | app(cons(hd(sK59),nil),X0_13) = cons(hd(sK59),X0_13) ),
    inference(superposition,[status(thm)],[c_245983,c_13470]) ).

cnf(c_246220,plain,
    ( ~ ssList(tl(sK59))
    | ~ ssList(nil)
    | frontsegP(tl(sK59),nil) ),
    inference(superposition,[status(thm)],[c_241363,c_13444]) ).

cnf(c_246233,plain,
    frontsegP(tl(sK59),nil),
    inference(forward_subsumption_resolution,[status(thm)],[c_246220,c_13545,c_242132]) ).

cnf(c_246246,plain,
    ( ~ frontsegP(nil,tl(sK59))
    | ~ ssList(tl(sK59))
    | ~ ssList(nil)
    | tl(sK59) = nil ),
    inference(superposition,[status(thm)],[c_246233,c_13512]) ).

cnf(c_246247,plain,
    ( ~ frontsegP(nil,tl(sK59))
    | tl(sK59) = nil ),
    inference(forward_subsumption_resolution,[status(thm)],[c_246246,c_13545,c_242132]) ).

cnf(c_246265,plain,
    tl(sK59) = nil,
    inference(global_subsumption_just,[status(thm)],[c_246247,c_260,c_258,c_141,c_13659,c_13660,c_13679,c_13689,c_13690,c_24988,c_26808,c_44710,c_53977,c_69743,c_79645,c_79658,c_88866,c_110546,c_117245]) ).

cnf(c_246278,plain,
    cons(hd(sK59),nil) = sK59,
    inference(demodulation,[status(thm)],[c_242100,c_246265]) ).

cnf(c_252330,plain,
    ssList(cons(sK61,tl(sK59))),
    inference(global_subsumption_just,[status(thm)],[c_244735,c_260,c_141,c_13690,c_244735]) ).

cnf(c_252332,plain,
    ssList(cons(sK61,nil)),
    inference(light_normalisation,[status(thm)],[c_252330,c_246265]) ).

cnf(c_252360,plain,
    ( ~ ssList(app(sK63,cons(sK61,nil)))
    | segmentP(sK59,cons(sK61,nil)) ),
    inference(backward_subsumption_resolution,[status(thm)],[c_245100,c_252332]) ).

cnf(c_260086,plain,
    ( ~ ssList(X0_13)
    | app(app(sK63,sK59),X0_13) = app(sK63,app(sK59,X0_13)) ),
    inference(superposition,[status(thm)],[c_13450,c_243700]) ).

cnf(c_270564,plain,
    ( ~ ssList(X0_13)
    | cons(hd(sK59),X0_13) = app(sK59,X0_13) ),
    inference(light_normalisation,[status(thm)],[c_246015,c_246278]) ).

cnf(c_270571,plain,
    cons(hd(sK59),sK59) = app(sK59,sK59),
    inference(superposition,[status(thm)],[c_13450,c_270564]) ).

cnf(c_279726,plain,
    ( app(sK59,sK59) != sK59
    | ~ ssItem(hd(sK59))
    | ~ ssList(sK59) ),
    inference(superposition,[status(thm)],[c_270571,c_13544]) ).

cnf(c_279729,plain,
    ( ~ ssItem(hd(sK59))
    | ~ ssList(sK59)
    | ssList(app(sK59,sK59)) ),
    inference(superposition,[status(thm)],[c_270571,c_13546]) ).

cnf(c_279744,plain,
    ssList(app(sK59,sK59)),
    inference(forward_subsumption_resolution,[status(thm)],[c_279729,c_13450,c_245983]) ).

cnf(c_279747,plain,
    app(sK59,sK59) != sK59,
    inference(forward_subsumption_resolution,[status(thm)],[c_279726,c_13450,c_245983]) ).

cnf(c_280054,plain,
    app(app(sK59,sK59),nil) = app(sK59,sK59),
    inference(superposition,[status(thm)],[c_279744,c_13466]) ).

cnf(c_288587,plain,
    app(app(sK63,sK59),sK59) = app(sK63,app(sK59,sK59)),
    inference(superposition,[status(thm)],[c_13450,c_260086]) ).

cnf(c_298890,plain,
    ( ~ ssList(nil)
    | ~ ssList(sK59)
    | segmentP(app(sK59,sK59),sK59) ),
    inference(superposition,[status(thm)],[c_280054,c_245001]) ).

cnf(c_298898,plain,
    segmentP(app(sK59,sK59),sK59),
    inference(forward_subsumption_resolution,[status(thm)],[c_298890,c_13450,c_13545]) ).

cnf(c_298913,plain,
    ( ~ segmentP(sK59,app(sK59,sK59))
    | ~ ssList(app(sK59,sK59))
    | ~ ssList(sK59)
    | app(sK59,sK59) = sK59 ),
    inference(superposition,[status(thm)],[c_298898,c_13497]) ).

cnf(c_298914,plain,
    ~ segmentP(sK59,app(sK59,sK59)),
    inference(forward_subsumption_resolution,[status(thm)],[c_298913,c_279747,c_13450,c_279744]) ).

cnf(c_425056,plain,
    segmentP(sK59,cons(sK61,nil)),
    inference(global_subsumption_just,[status(thm)],[c_252360,c_264,c_260,c_258,c_141,c_13690,c_19294,c_44404,c_53977]) ).

cnf(c_425060,plain,
    ( ~ segmentP(cons(sK61,nil),sK59)
    | ~ ssList(cons(sK61,nil))
    | ~ ssList(sK59)
    | cons(sK61,nil) = sK59 ),
    inference(superposition,[status(thm)],[c_425056,c_13497]) ).

cnf(c_425063,plain,
    ( ~ segmentP(cons(sK61,nil),sK59)
    | cons(sK61,nil) = sK59 ),
    inference(forward_subsumption_resolution,[status(thm)],[c_425060,c_13450,c_252332]) ).

cnf(c_425986,plain,
    cons(sK61,nil) = sK59,
    inference(global_subsumption_just,[status(thm)],[c_425063,c_260,c_258,c_141,c_13659,c_13660,c_13679,c_13689,c_13690,c_24988,c_26808,c_44710,c_53977,c_69743,c_79645,c_88866,c_110546,c_117245]) ).

cnf(c_426031,plain,
    cons(sK61,sK59) = app(sK59,sK59),
    inference(demodulation,[status(thm)],[c_242283,c_425986]) ).

cnf(c_426037,plain,
    app(app(app(sK63,sK59),sK59),sK64) = sK59,
    inference(demodulation,[status(thm)],[c_13422,c_425986]) ).

cnf(c_429404,plain,
    ~ segmentP(sK59,cons(sK61,sK59)),
    inference(demodulation,[status(thm)],[c_298914,c_426031]) ).

cnf(c_429415,plain,
    app(app(sK63,sK59),sK59) = app(sK63,cons(sK61,sK59)),
    inference(demodulation,[status(thm)],[c_288587,c_426031]) ).

cnf(c_431390,plain,
    app(app(sK63,cons(sK61,sK59)),sK64) = sK59,
    inference(light_normalisation,[status(thm)],[c_426037,c_429415]) ).

cnf(c_431401,plain,
    ( ~ ssList(cons(sK61,sK59))
    | ~ ssList(sK63)
    | ~ ssList(sK64)
    | segmentP(sK59,cons(sK61,sK59)) ),
    inference(superposition,[status(thm)],[c_431390,c_245001]) ).

cnf(c_431410,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[c_431401,c_429404,c_13454,c_13453,c_242492]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : SWC165+1 : TPTP v8.1.2. Released v2.4.0.
% 0.06/0.13  % Command  : run_iprover %s %d THM
% 0.12/0.34  % Computer : n018.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 300
% 0.12/0.34  % DateTime : Mon Aug 28 17:18:47 EDT 2023
% 0.12/0.34  % CPUTime  : 
% 0.19/0.46  Running first-order theorem proving
% 0.19/0.46  Running: /export/starexec/sandbox2/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 273.86/36.84  % SZS status Started for theBenchmark.p
% 273.86/36.84  % SZS status Theorem for theBenchmark.p
% 273.86/36.84  
% 273.86/36.84  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 273.86/36.84  
% 273.86/36.84  ------  iProver source info
% 273.86/36.84  
% 273.86/36.84  git: date: 2023-05-31 18:12:56 +0000
% 273.86/36.84  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 273.86/36.84  git: non_committed_changes: false
% 273.86/36.84  git: last_make_outside_of_git: false
% 273.86/36.84  
% 273.86/36.84  ------ Parsing...
% 273.86/36.84  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 273.86/36.84  
% 273.86/36.84  ------ Preprocessing... sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe:1:0s pe:2:0s pe:4:0s pe:8:0s pe_e  sup_sim: 3  sf_s  rm: 6 0s  sf_e  pe_s  pe_e  sup_sim: 0  sf_s  rm: 6 0s  sf_e  pe_s  pe_e 
% 273.86/36.84  
% 273.86/36.84  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 273.86/36.84  
% 273.86/36.84  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 273.86/36.84  ------ Proving...
% 273.86/36.84  ------ Problem Properties 
% 273.86/36.84  
% 273.86/36.84  
% 273.86/36.84  clauses                                 201
% 273.86/36.84  conjectures                             5
% 273.86/36.84  EPR                                     55
% 273.86/36.84  Horn                                    123
% 273.86/36.84  unary                                   23
% 273.86/36.84  binary                                  50
% 273.86/36.84  lits                                    661
% 273.86/36.84  lits eq                                 98
% 273.86/36.84  fd_pure                                 0
% 273.86/36.84  fd_pseudo                               0
% 273.86/36.84  fd_cond                                 21
% 273.86/36.84  fd_pseudo_cond                          14
% 273.86/36.84  AC symbols                              0
% 273.86/36.84  
% 273.86/36.84  ------ Input Options Time Limit: Unbounded
% 273.86/36.84  
% 273.86/36.84  
% 273.86/36.84  ------ 
% 273.86/36.84  Current options:
% 273.86/36.84  ------ 
% 273.86/36.84  
% 273.86/36.84  
% 273.86/36.84  
% 273.86/36.84  
% 273.86/36.84  ------ Proving...
% 273.86/36.84  
% 273.86/36.84  
% 273.86/36.84  % SZS status Theorem for theBenchmark.p
% 273.86/36.84  
% 273.86/36.84  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 274.21/36.84  
% 274.21/36.86  
%------------------------------------------------------------------------------