TSTP Solution File: SWC235+1 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : SWC235+1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n003.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 20:41:53 EDT 2023

% Result   : Theorem 141.87s 19.76s
% Output   : CNFRefutation 141.95s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :   21
% Syntax   : Number of formulae    :  115 (  17 unt;   0 def)
%            Number of atoms       :  784 ( 298 equ)
%            Maximal formula atoms :   64 (   6 avg)
%            Number of connectives : 1072 ( 403   ~; 364   |; 265   &)
%                                         (   0 <=>;  40  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   25 (   6 avg)
%            Maximal term depth    :    5 (   1 avg)
%            Number of predicates  :    8 (   6 usr;   1 prp; 0-2 aty)
%            Number of functors    :   12 (  12 usr;   7 con; 0-3 aty)
%            Number of variables   :  365 (   0 sgn; 195   !;  96   ?)

% Comments : 
%------------------------------------------------------------------------------
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(f20,axiom,
    ! [X0] :
      ( ssList(X0)
     => ( ? [X1] :
            ( ? [X2] :
                ( cons(X2,X1) = X0
                & ssItem(X2) )
            & ssList(X1) )
        | nil = X0 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax20) ).

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

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

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

fof(f96,conjecture,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ! [X2] :
              ( ssList(X2)
             => ! [X3] :
                  ( ssList(X3)
                 => ( ( nil = X2
                      & nil != X3 )
                    | ! [X8] :
                        ( ssList(X8)
                       => ! [X9] :
                            ( ssList(X9)
                           => ( ? [X13] :
                                  ( ? [X14] :
                                      ( ? [X15] :
                                          ( app(X15,cons(X13,nil)) = X2
                                          & ssList(X15) )
                                      & app(cons(X13,nil),X14) = X9
                                      & ssList(X14) )
                                  & ssItem(X13) )
                              | ? [X10] :
                                  ( ? [X11] :
                                      ( ? [X12] :
                                          ( app(cons(X10,nil),X12) = X2
                                          & ssList(X12) )
                                      & app(X11,cons(X10,nil)) = X8
                                      & ssList(X11) )
                                  & ssItem(X10) )
                              | ~ equalelemsP(X2)
                              | app(app(X8,X2),X9) != X3 ) ) )
                    | ? [X4] :
                        ( ? [X5] :
                            ( ? [X6] :
                                ( ! [X7] :
                                    ( ssItem(X7)
                                   => ( lt(X4,X7)
                                      | ~ leq(X4,X7)
                                      | ~ memberP(X6,X7)
                                      | ~ memberP(X5,X7) ) )
                                & app(app(X5,cons(X4,nil)),X6) = X0
                                & ssList(X6) )
                            & ssList(X5) )
                        & ssItem(X4) )
                    | nil = 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] :
                          ( ssList(X8)
                         => ! [X9] :
                              ( ssList(X9)
                             => ( ? [X13] :
                                    ( ? [X14] :
                                        ( ? [X15] :
                                            ( app(X15,cons(X13,nil)) = X2
                                            & ssList(X15) )
                                        & app(cons(X13,nil),X14) = X9
                                        & ssList(X14) )
                                    & ssItem(X13) )
                                | ? [X10] :
                                    ( ? [X11] :
                                        ( ? [X12] :
                                            ( app(cons(X10,nil),X12) = X2
                                            & ssList(X12) )
                                        & app(X11,cons(X10,nil)) = X8
                                        & ssList(X11) )
                                    & ssItem(X10) )
                                | ~ equalelemsP(X2)
                                | app(app(X8,X2),X9) != X3 ) ) )
                      | ? [X4] :
                          ( ? [X5] :
                              ( ? [X6] :
                                  ( ! [X7] :
                                      ( ssItem(X7)
                                     => ( lt(X4,X7)
                                        | ~ leq(X4,X7)
                                        | ~ memberP(X6,X7)
                                        | ~ memberP(X5,X7) ) )
                                  & app(app(X5,cons(X4,nil)),X6) = X0
                                  & ssList(X6) )
                              & ssList(X5) )
                          & ssItem(X4) )
                      | nil = 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] :
                          ( ssList(X4)
                         => ! [X5] :
                              ( ssList(X5)
                             => ( ? [X6] :
                                    ( ? [X7] :
                                        ( ? [X8] :
                                            ( app(X8,cons(X6,nil)) = X2
                                            & ssList(X8) )
                                        & app(cons(X6,nil),X7) = X5
                                        & ssList(X7) )
                                    & ssItem(X6) )
                                | ? [X9] :
                                    ( ? [X10] :
                                        ( ? [X11] :
                                            ( app(cons(X9,nil),X11) = X2
                                            & ssList(X11) )
                                        & app(X10,cons(X9,nil)) = X4
                                        & ssList(X10) )
                                    & ssItem(X9) )
                                | ~ equalelemsP(X2)
                                | app(app(X4,X2),X5) != X3 ) ) )
                      | ? [X12] :
                          ( ? [X13] :
                              ( ? [X14] :
                                  ( ! [X15] :
                                      ( ssItem(X15)
                                     => ( lt(X12,X15)
                                        | ~ leq(X12,X15)
                                        | ~ memberP(X14,X15)
                                        | ~ memberP(X13,X15) ) )
                                  & app(app(X13,cons(X12,nil)),X14) = X0
                                  & ssList(X14) )
                              & ssList(X13) )
                          & ssItem(X12) )
                      | nil = X0
                      | X0 != X2
                      | X1 != X3 ) ) ) ) ),
    inference(rectify,[],[f97]) ).

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

fof(f124,plain,
    ! [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( cons(X2,X1) = X0
              & ssItem(X2) )
          & ssList(X1) )
      | nil = X0
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f20]) ).

fof(f125,plain,
    ! [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( cons(X2,X1) = X0
              & ssItem(X2) )
          & ssList(X1) )
      | nil = X0
      | ~ ssList(X0) ),
    inference(flattening,[],[f124]) ).

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

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

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

fof(f222,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( nil != X2
                    | nil = X3 )
                  & ? [X4] :
                      ( ? [X5] :
                          ( ! [X6] :
                              ( ! [X7] :
                                  ( ! [X8] :
                                      ( app(X8,cons(X6,nil)) != X2
                                      | ~ ssList(X8) )
                                  | app(cons(X6,nil),X7) != X5
                                  | ~ ssList(X7) )
                              | ~ ssItem(X6) )
                          & ! [X9] :
                              ( ! [X10] :
                                  ( ! [X11] :
                                      ( app(cons(X9,nil),X11) != X2
                                      | ~ ssList(X11) )
                                  | app(X10,cons(X9,nil)) != X4
                                  | ~ ssList(X10) )
                              | ~ ssItem(X9) )
                          & equalelemsP(X2)
                          & app(app(X4,X2),X5) = X3
                          & ssList(X5) )
                      & ssList(X4) )
                  & ! [X12] :
                      ( ! [X13] :
                          ( ! [X14] :
                              ( ? [X15] :
                                  ( ~ lt(X12,X15)
                                  & leq(X12,X15)
                                  & memberP(X14,X15)
                                  & memberP(X13,X15)
                                  & ssItem(X15) )
                              | app(app(X13,cons(X12,nil)),X14) != X0
                              | ~ ssList(X14) )
                          | ~ ssList(X13) )
                      | ~ ssItem(X12) )
                  & nil != X0
                  & 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] :
                                  ( ! [X8] :
                                      ( app(X8,cons(X6,nil)) != X2
                                      | ~ ssList(X8) )
                                  | app(cons(X6,nil),X7) != X5
                                  | ~ ssList(X7) )
                              | ~ ssItem(X6) )
                          & ! [X9] :
                              ( ! [X10] :
                                  ( ! [X11] :
                                      ( app(cons(X9,nil),X11) != X2
                                      | ~ ssList(X11) )
                                  | app(X10,cons(X9,nil)) != X4
                                  | ~ ssList(X10) )
                              | ~ ssItem(X9) )
                          & equalelemsP(X2)
                          & app(app(X4,X2),X5) = X3
                          & ssList(X5) )
                      & ssList(X4) )
                  & ! [X12] :
                      ( ! [X13] :
                          ( ! [X14] :
                              ( ? [X15] :
                                  ( ~ lt(X12,X15)
                                  & leq(X12,X15)
                                  & memberP(X14,X15)
                                  & memberP(X13,X15)
                                  & ssItem(X15) )
                              | app(app(X13,cons(X12,nil)),X14) != X0
                              | ~ ssList(X14) )
                          | ~ ssList(X13) )
                      | ~ ssItem(X12) )
                  & nil != X0
                  & X0 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(flattening,[],[f222]) ).

fof(f318,plain,
    ! [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( cons(X2,X1) = X0
              & ssItem(X2) )
          & ssList(X1) )
     => ( ? [X2] :
            ( cons(X2,sK49(X0)) = X0
            & ssItem(X2) )
        & ssList(sK49(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f319,plain,
    ! [X0] :
      ( ? [X2] :
          ( cons(X2,sK49(X0)) = X0
          & ssItem(X2) )
     => ( cons(sK50(X0),sK49(X0)) = X0
        & ssItem(sK50(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f320,plain,
    ! [X0] :
      ( ( cons(sK50(X0),sK49(X0)) = X0
        & ssItem(sK50(X0))
        & ssList(sK49(X0)) )
      | nil = X0
      | ~ ssList(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK49,sK50])],[f125,f319,f318]) ).

fof(f344,plain,
    ( ? [X0] :
        ( ? [X1] :
            ( ? [X2] :
                ( ? [X3] :
                    ( ( nil != X2
                      | nil = X3 )
                    & ? [X4] :
                        ( ? [X5] :
                            ( ! [X6] :
                                ( ! [X7] :
                                    ( ! [X8] :
                                        ( app(X8,cons(X6,nil)) != X2
                                        | ~ ssList(X8) )
                                    | app(cons(X6,nil),X7) != X5
                                    | ~ ssList(X7) )
                                | ~ ssItem(X6) )
                            & ! [X9] :
                                ( ! [X10] :
                                    ( ! [X11] :
                                        ( app(cons(X9,nil),X11) != X2
                                        | ~ ssList(X11) )
                                    | app(X10,cons(X9,nil)) != X4
                                    | ~ ssList(X10) )
                                | ~ ssItem(X9) )
                            & equalelemsP(X2)
                            & app(app(X4,X2),X5) = X3
                            & ssList(X5) )
                        & ssList(X4) )
                    & ! [X12] :
                        ( ! [X13] :
                            ( ! [X14] :
                                ( ? [X15] :
                                    ( ~ lt(X12,X15)
                                    & leq(X12,X15)
                                    & memberP(X14,X15)
                                    & memberP(X13,X15)
                                    & ssItem(X15) )
                                | app(app(X13,cons(X12,nil)),X14) != X0
                                | ~ ssList(X14) )
                            | ~ ssList(X13) )
                        | ~ ssItem(X12) )
                    & nil != X0
                    & X0 = X2
                    & X1 = X3
                    & ssList(X3) )
                & ssList(X2) )
            & ssList(X1) )
        & ssList(X0) )
   => ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( nil != X2
                    | nil = X3 )
                  & ? [X4] :
                      ( ? [X5] :
                          ( ! [X6] :
                              ( ! [X7] :
                                  ( ! [X8] :
                                      ( app(X8,cons(X6,nil)) != X2
                                      | ~ ssList(X8) )
                                  | app(cons(X6,nil),X7) != X5
                                  | ~ ssList(X7) )
                              | ~ ssItem(X6) )
                          & ! [X9] :
                              ( ! [X10] :
                                  ( ! [X11] :
                                      ( app(cons(X9,nil),X11) != X2
                                      | ~ ssList(X11) )
                                  | app(X10,cons(X9,nil)) != X4
                                  | ~ ssList(X10) )
                              | ~ ssItem(X9) )
                          & equalelemsP(X2)
                          & app(app(X4,X2),X5) = X3
                          & ssList(X5) )
                      & ssList(X4) )
                  & ! [X12] :
                      ( ! [X13] :
                          ( ! [X14] :
                              ( ? [X15] :
                                  ( ~ lt(X12,X15)
                                  & leq(X12,X15)
                                  & memberP(X14,X15)
                                  & memberP(X13,X15)
                                  & ssItem(X15) )
                              | app(app(X13,cons(X12,nil)),X14) != sK53
                              | ~ ssList(X14) )
                          | ~ ssList(X13) )
                      | ~ ssItem(X12) )
                  & nil != sK53
                  & sK53 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(sK53) ) ),
    introduced(choice_axiom,[]) ).

fof(f345,plain,
    ( ? [X1] :
        ( ? [X2] :
            ( ? [X3] :
                ( ( nil != X2
                  | nil = X3 )
                & ? [X4] :
                    ( ? [X5] :
                        ( ! [X6] :
                            ( ! [X7] :
                                ( ! [X8] :
                                    ( app(X8,cons(X6,nil)) != X2
                                    | ~ ssList(X8) )
                                | app(cons(X6,nil),X7) != X5
                                | ~ ssList(X7) )
                            | ~ ssItem(X6) )
                        & ! [X9] :
                            ( ! [X10] :
                                ( ! [X11] :
                                    ( app(cons(X9,nil),X11) != X2
                                    | ~ ssList(X11) )
                                | app(X10,cons(X9,nil)) != X4
                                | ~ ssList(X10) )
                            | ~ ssItem(X9) )
                        & equalelemsP(X2)
                        & app(app(X4,X2),X5) = X3
                        & ssList(X5) )
                    & ssList(X4) )
                & ! [X12] :
                    ( ! [X13] :
                        ( ! [X14] :
                            ( ? [X15] :
                                ( ~ lt(X12,X15)
                                & leq(X12,X15)
                                & memberP(X14,X15)
                                & memberP(X13,X15)
                                & ssItem(X15) )
                            | app(app(X13,cons(X12,nil)),X14) != sK53
                            | ~ ssList(X14) )
                        | ~ ssList(X13) )
                    | ~ ssItem(X12) )
                & nil != sK53
                & sK53 = X2
                & X1 = X3
                & ssList(X3) )
            & ssList(X2) )
        & ssList(X1) )
   => ( ? [X2] :
          ( ? [X3] :
              ( ( nil != X2
                | nil = X3 )
              & ? [X4] :
                  ( ? [X5] :
                      ( ! [X6] :
                          ( ! [X7] :
                              ( ! [X8] :
                                  ( app(X8,cons(X6,nil)) != X2
                                  | ~ ssList(X8) )
                              | app(cons(X6,nil),X7) != X5
                              | ~ ssList(X7) )
                          | ~ ssItem(X6) )
                      & ! [X9] :
                          ( ! [X10] :
                              ( ! [X11] :
                                  ( app(cons(X9,nil),X11) != X2
                                  | ~ ssList(X11) )
                              | app(X10,cons(X9,nil)) != X4
                              | ~ ssList(X10) )
                          | ~ ssItem(X9) )
                      & equalelemsP(X2)
                      & app(app(X4,X2),X5) = X3
                      & ssList(X5) )
                  & ssList(X4) )
              & ! [X12] :
                  ( ! [X13] :
                      ( ! [X14] :
                          ( ? [X15] :
                              ( ~ lt(X12,X15)
                              & leq(X12,X15)
                              & memberP(X14,X15)
                              & memberP(X13,X15)
                              & ssItem(X15) )
                          | app(app(X13,cons(X12,nil)),X14) != sK53
                          | ~ ssList(X14) )
                      | ~ ssList(X13) )
                  | ~ ssItem(X12) )
              & nil != sK53
              & sK53 = X2
              & sK54 = X3
              & ssList(X3) )
          & ssList(X2) )
      & ssList(sK54) ) ),
    introduced(choice_axiom,[]) ).

fof(f346,plain,
    ( ? [X2] :
        ( ? [X3] :
            ( ( nil != X2
              | nil = X3 )
            & ? [X4] :
                ( ? [X5] :
                    ( ! [X6] :
                        ( ! [X7] :
                            ( ! [X8] :
                                ( app(X8,cons(X6,nil)) != X2
                                | ~ ssList(X8) )
                            | app(cons(X6,nil),X7) != X5
                            | ~ ssList(X7) )
                        | ~ ssItem(X6) )
                    & ! [X9] :
                        ( ! [X10] :
                            ( ! [X11] :
                                ( app(cons(X9,nil),X11) != X2
                                | ~ ssList(X11) )
                            | app(X10,cons(X9,nil)) != X4
                            | ~ ssList(X10) )
                        | ~ ssItem(X9) )
                    & equalelemsP(X2)
                    & app(app(X4,X2),X5) = X3
                    & ssList(X5) )
                & ssList(X4) )
            & ! [X12] :
                ( ! [X13] :
                    ( ! [X14] :
                        ( ? [X15] :
                            ( ~ lt(X12,X15)
                            & leq(X12,X15)
                            & memberP(X14,X15)
                            & memberP(X13,X15)
                            & ssItem(X15) )
                        | app(app(X13,cons(X12,nil)),X14) != sK53
                        | ~ ssList(X14) )
                    | ~ ssList(X13) )
                | ~ ssItem(X12) )
            & nil != sK53
            & sK53 = X2
            & sK54 = X3
            & ssList(X3) )
        & ssList(X2) )
   => ( ? [X3] :
          ( ( nil != sK55
            | nil = X3 )
          & ? [X4] :
              ( ? [X5] :
                  ( ! [X6] :
                      ( ! [X7] :
                          ( ! [X8] :
                              ( app(X8,cons(X6,nil)) != sK55
                              | ~ ssList(X8) )
                          | app(cons(X6,nil),X7) != X5
                          | ~ ssList(X7) )
                      | ~ ssItem(X6) )
                  & ! [X9] :
                      ( ! [X10] :
                          ( ! [X11] :
                              ( app(cons(X9,nil),X11) != sK55
                              | ~ ssList(X11) )
                          | app(X10,cons(X9,nil)) != X4
                          | ~ ssList(X10) )
                      | ~ ssItem(X9) )
                  & equalelemsP(sK55)
                  & app(app(X4,sK55),X5) = X3
                  & ssList(X5) )
              & ssList(X4) )
          & ! [X12] :
              ( ! [X13] :
                  ( ! [X14] :
                      ( ? [X15] :
                          ( ~ lt(X12,X15)
                          & leq(X12,X15)
                          & memberP(X14,X15)
                          & memberP(X13,X15)
                          & ssItem(X15) )
                      | app(app(X13,cons(X12,nil)),X14) != sK53
                      | ~ ssList(X14) )
                  | ~ ssList(X13) )
              | ~ ssItem(X12) )
          & nil != sK53
          & sK53 = sK55
          & sK54 = X3
          & ssList(X3) )
      & ssList(sK55) ) ),
    introduced(choice_axiom,[]) ).

fof(f347,plain,
    ( ? [X3] :
        ( ( nil != sK55
          | nil = X3 )
        & ? [X4] :
            ( ? [X5] :
                ( ! [X6] :
                    ( ! [X7] :
                        ( ! [X8] :
                            ( app(X8,cons(X6,nil)) != sK55
                            | ~ ssList(X8) )
                        | app(cons(X6,nil),X7) != X5
                        | ~ ssList(X7) )
                    | ~ ssItem(X6) )
                & ! [X9] :
                    ( ! [X10] :
                        ( ! [X11] :
                            ( app(cons(X9,nil),X11) != sK55
                            | ~ ssList(X11) )
                        | app(X10,cons(X9,nil)) != X4
                        | ~ ssList(X10) )
                    | ~ ssItem(X9) )
                & equalelemsP(sK55)
                & app(app(X4,sK55),X5) = X3
                & ssList(X5) )
            & ssList(X4) )
        & ! [X12] :
            ( ! [X13] :
                ( ! [X14] :
                    ( ? [X15] :
                        ( ~ lt(X12,X15)
                        & leq(X12,X15)
                        & memberP(X14,X15)
                        & memberP(X13,X15)
                        & ssItem(X15) )
                    | app(app(X13,cons(X12,nil)),X14) != sK53
                    | ~ ssList(X14) )
                | ~ ssList(X13) )
            | ~ ssItem(X12) )
        & nil != sK53
        & sK53 = sK55
        & sK54 = X3
        & ssList(X3) )
   => ( ( nil != sK55
        | nil = sK56 )
      & ? [X4] :
          ( ? [X5] :
              ( ! [X6] :
                  ( ! [X7] :
                      ( ! [X8] :
                          ( app(X8,cons(X6,nil)) != sK55
                          | ~ ssList(X8) )
                      | app(cons(X6,nil),X7) != X5
                      | ~ ssList(X7) )
                  | ~ ssItem(X6) )
              & ! [X9] :
                  ( ! [X10] :
                      ( ! [X11] :
                          ( app(cons(X9,nil),X11) != sK55
                          | ~ ssList(X11) )
                      | app(X10,cons(X9,nil)) != X4
                      | ~ ssList(X10) )
                  | ~ ssItem(X9) )
              & equalelemsP(sK55)
              & app(app(X4,sK55),X5) = sK56
              & ssList(X5) )
          & ssList(X4) )
      & ! [X12] :
          ( ! [X13] :
              ( ! [X14] :
                  ( ? [X15] :
                      ( ~ lt(X12,X15)
                      & leq(X12,X15)
                      & memberP(X14,X15)
                      & memberP(X13,X15)
                      & ssItem(X15) )
                  | app(app(X13,cons(X12,nil)),X14) != sK53
                  | ~ ssList(X14) )
              | ~ ssList(X13) )
          | ~ ssItem(X12) )
      & nil != sK53
      & sK53 = sK55
      & sK54 = sK56
      & ssList(sK56) ) ),
    introduced(choice_axiom,[]) ).

fof(f348,plain,
    ( ? [X4] :
        ( ? [X5] :
            ( ! [X6] :
                ( ! [X7] :
                    ( ! [X8] :
                        ( app(X8,cons(X6,nil)) != sK55
                        | ~ ssList(X8) )
                    | app(cons(X6,nil),X7) != X5
                    | ~ ssList(X7) )
                | ~ ssItem(X6) )
            & ! [X9] :
                ( ! [X10] :
                    ( ! [X11] :
                        ( app(cons(X9,nil),X11) != sK55
                        | ~ ssList(X11) )
                    | app(X10,cons(X9,nil)) != X4
                    | ~ ssList(X10) )
                | ~ ssItem(X9) )
            & equalelemsP(sK55)
            & app(app(X4,sK55),X5) = sK56
            & ssList(X5) )
        & ssList(X4) )
   => ( ? [X5] :
          ( ! [X6] :
              ( ! [X7] :
                  ( ! [X8] :
                      ( app(X8,cons(X6,nil)) != sK55
                      | ~ ssList(X8) )
                  | app(cons(X6,nil),X7) != X5
                  | ~ ssList(X7) )
              | ~ ssItem(X6) )
          & ! [X9] :
              ( ! [X10] :
                  ( ! [X11] :
                      ( app(cons(X9,nil),X11) != sK55
                      | ~ ssList(X11) )
                  | app(X10,cons(X9,nil)) != sK57
                  | ~ ssList(X10) )
              | ~ ssItem(X9) )
          & equalelemsP(sK55)
          & sK56 = app(app(sK57,sK55),X5)
          & ssList(X5) )
      & ssList(sK57) ) ),
    introduced(choice_axiom,[]) ).

fof(f349,plain,
    ( ? [X5] :
        ( ! [X6] :
            ( ! [X7] :
                ( ! [X8] :
                    ( app(X8,cons(X6,nil)) != sK55
                    | ~ ssList(X8) )
                | app(cons(X6,nil),X7) != X5
                | ~ ssList(X7) )
            | ~ ssItem(X6) )
        & ! [X9] :
            ( ! [X10] :
                ( ! [X11] :
                    ( app(cons(X9,nil),X11) != sK55
                    | ~ ssList(X11) )
                | app(X10,cons(X9,nil)) != sK57
                | ~ ssList(X10) )
            | ~ ssItem(X9) )
        & equalelemsP(sK55)
        & sK56 = app(app(sK57,sK55),X5)
        & ssList(X5) )
   => ( ! [X6] :
          ( ! [X7] :
              ( ! [X8] :
                  ( app(X8,cons(X6,nil)) != sK55
                  | ~ ssList(X8) )
              | app(cons(X6,nil),X7) != sK58
              | ~ ssList(X7) )
          | ~ ssItem(X6) )
      & ! [X9] :
          ( ! [X10] :
              ( ! [X11] :
                  ( app(cons(X9,nil),X11) != sK55
                  | ~ ssList(X11) )
              | app(X10,cons(X9,nil)) != sK57
              | ~ ssList(X10) )
          | ~ ssItem(X9) )
      & equalelemsP(sK55)
      & sK56 = app(app(sK57,sK55),sK58)
      & ssList(sK58) ) ),
    introduced(choice_axiom,[]) ).

fof(f350,plain,
    ! [X12,X13,X14] :
      ( ? [X15] :
          ( ~ lt(X12,X15)
          & leq(X12,X15)
          & memberP(X14,X15)
          & memberP(X13,X15)
          & ssItem(X15) )
     => ( ~ lt(X12,sK59(X12,X13,X14))
        & leq(X12,sK59(X12,X13,X14))
        & memberP(X14,sK59(X12,X13,X14))
        & memberP(X13,sK59(X12,X13,X14))
        & ssItem(sK59(X12,X13,X14)) ) ),
    introduced(choice_axiom,[]) ).

fof(f351,plain,
    ( ( nil != sK55
      | nil = sK56 )
    & ! [X6] :
        ( ! [X7] :
            ( ! [X8] :
                ( app(X8,cons(X6,nil)) != sK55
                | ~ ssList(X8) )
            | app(cons(X6,nil),X7) != sK58
            | ~ ssList(X7) )
        | ~ ssItem(X6) )
    & ! [X9] :
        ( ! [X10] :
            ( ! [X11] :
                ( app(cons(X9,nil),X11) != sK55
                | ~ ssList(X11) )
            | app(X10,cons(X9,nil)) != sK57
            | ~ ssList(X10) )
        | ~ ssItem(X9) )
    & equalelemsP(sK55)
    & sK56 = app(app(sK57,sK55),sK58)
    & ssList(sK58)
    & ssList(sK57)
    & ! [X12] :
        ( ! [X13] :
            ( ! [X14] :
                ( ( ~ lt(X12,sK59(X12,X13,X14))
                  & leq(X12,sK59(X12,X13,X14))
                  & memberP(X14,sK59(X12,X13,X14))
                  & memberP(X13,sK59(X12,X13,X14))
                  & ssItem(sK59(X12,X13,X14)) )
                | app(app(X13,cons(X12,nil)),X14) != sK53
                | ~ ssList(X14) )
            | ~ ssList(X13) )
        | ~ ssItem(X12) )
    & nil != sK53
    & sK53 = sK55
    & sK54 = sK56
    & ssList(sK56)
    & ssList(sK55)
    & ssList(sK54)
    & ssList(sK53) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK53,sK54,sK55,sK56,sK57,sK58,sK59])],[f223,f350,f349,f348,f347,f346,f345,f344]) ).

fof(f443,plain,
    ! [X0,X1] :
      ( ssList(cons(X1,X0))
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f120]) ).

fof(f444,plain,
    ssList(nil),
    inference(cnf_transformation,[],[f17]) ).

fof(f448,plain,
    ! [X0] :
      ( ssList(sK49(X0))
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f320]) ).

fof(f449,plain,
    ! [X0] :
      ( ssItem(sK50(X0))
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f320]) ).

fof(f450,plain,
    ! [X0] :
      ( cons(sK50(X0),sK49(X0)) = X0
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f320]) ).

fof(f456,plain,
    ! [X0,X1] :
      ( ssList(app(X0,X1))
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f133]) ).

fof(f458,plain,
    ! [X0] :
      ( app(nil,X0) = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f135]) ).

fof(f474,plain,
    ! [X0] :
      ( ~ memberP(nil,X0)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[],[f149]) ).

fof(f532,plain,
    ! [X0,X1] :
      ( cons(X1,X0) = app(cons(X1,nil),X0)
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f199]) ).

fof(f537,plain,
    ! [X0] :
      ( app(X0,nil) = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f202]) ).

fof(f551,plain,
    ssList(sK53),
    inference(cnf_transformation,[],[f351]) ).

fof(f556,plain,
    sK53 = sK55,
    inference(cnf_transformation,[],[f351]) ).

fof(f557,plain,
    nil != sK53,
    inference(cnf_transformation,[],[f351]) ).

fof(f558,plain,
    ! [X14,X12,X13] :
      ( ssItem(sK59(X12,X13,X14))
      | app(app(X13,cons(X12,nil)),X14) != sK53
      | ~ ssList(X14)
      | ~ ssList(X13)
      | ~ ssItem(X12) ),
    inference(cnf_transformation,[],[f351]) ).

fof(f559,plain,
    ! [X14,X12,X13] :
      ( memberP(X13,sK59(X12,X13,X14))
      | app(app(X13,cons(X12,nil)),X14) != sK53
      | ~ ssList(X14)
      | ~ ssList(X13)
      | ~ ssItem(X12) ),
    inference(cnf_transformation,[],[f351]) ).

fof(f573,plain,
    ! [X14,X12,X13] :
      ( memberP(X13,sK59(X12,X13,X14))
      | app(app(X13,cons(X12,nil)),X14) != sK55
      | ~ ssList(X14)
      | ~ ssList(X13)
      | ~ ssItem(X12) ),
    inference(definition_unfolding,[],[f559,f556]) ).

fof(f574,plain,
    ! [X14,X12,X13] :
      ( ssItem(sK59(X12,X13,X14))
      | app(app(X13,cons(X12,nil)),X14) != sK55
      | ~ ssList(X14)
      | ~ ssList(X13)
      | ~ ssItem(X12) ),
    inference(definition_unfolding,[],[f558,f556]) ).

fof(f575,plain,
    nil != sK55,
    inference(definition_unfolding,[],[f557,f556]) ).

fof(f577,plain,
    ssList(sK55),
    inference(definition_unfolding,[],[f551,f556]) ).

cnf(c_140,plain,
    ( ~ ssItem(X0)
    | ~ ssList(X1)
    | ssList(cons(X0,X1)) ),
    inference(cnf_transformation,[],[f443]) ).

cnf(c_141,plain,
    ssList(nil),
    inference(cnf_transformation,[],[f444]) ).

cnf(c_145,plain,
    ( ~ ssList(X0)
    | cons(sK50(X0),sK49(X0)) = X0
    | X0 = nil ),
    inference(cnf_transformation,[],[f450]) ).

cnf(c_146,plain,
    ( ~ ssList(X0)
    | X0 = nil
    | ssItem(sK50(X0)) ),
    inference(cnf_transformation,[],[f449]) ).

cnf(c_147,plain,
    ( ~ ssList(X0)
    | X0 = nil
    | ssList(sK49(X0)) ),
    inference(cnf_transformation,[],[f448]) ).

cnf(c_153,plain,
    ( ~ ssList(X0)
    | ~ ssList(X1)
    | ssList(app(X0,X1)) ),
    inference(cnf_transformation,[],[f456]) ).

cnf(c_155,plain,
    ( ~ ssList(X0)
    | app(nil,X0) = X0 ),
    inference(cnf_transformation,[],[f458]) ).

cnf(c_171,plain,
    ( ~ memberP(nil,X0)
    | ~ ssItem(X0) ),
    inference(cnf_transformation,[],[f474]) ).

cnf(c_227,plain,
    ( ~ ssItem(X0)
    | ~ ssList(X1)
    | app(cons(X0,nil),X1) = cons(X0,X1) ),
    inference(cnf_transformation,[],[f532]) ).

cnf(c_232,plain,
    ( ~ ssList(X0)
    | app(X0,nil) = X0 ),
    inference(cnf_transformation,[],[f537]) ).

cnf(c_256,negated_conjecture,
    ( app(app(X0,cons(X1,nil)),X2) != sK55
    | ~ ssItem(X1)
    | ~ ssList(X0)
    | ~ ssList(X2)
    | memberP(X0,sK59(X1,X0,X2)) ),
    inference(cnf_transformation,[],[f573]) ).

cnf(c_257,negated_conjecture,
    ( app(app(X0,cons(X1,nil)),X2) != sK55
    | ~ ssItem(X1)
    | ~ ssList(X0)
    | ~ ssList(X2)
    | ssItem(sK59(X1,X0,X2)) ),
    inference(cnf_transformation,[],[f574]) ).

cnf(c_258,negated_conjecture,
    nil != sK55,
    inference(cnf_transformation,[],[f575]) ).

cnf(c_262,negated_conjecture,
    ssList(sK55),
    inference(cnf_transformation,[],[f577]) ).

cnf(c_9155,negated_conjecture,
    ssList(sK55),
    inference(subtyping,[status(esa)],[c_262]) ).

cnf(c_9157,negated_conjecture,
    nil != sK55,
    inference(subtyping,[status(esa)],[c_258]) ).

cnf(c_9158,negated_conjecture,
    ( app(app(X0_13,cons(X0_14,nil)),X1_13) != sK55
    | ~ ssItem(X0_14)
    | ~ ssList(X0_13)
    | ~ ssList(X1_13)
    | ssItem(sK59(X0_14,X0_13,X1_13)) ),
    inference(subtyping,[status(esa)],[c_257]) ).

cnf(c_9159,negated_conjecture,
    ( app(app(X0_13,cons(X0_14,nil)),X1_13) != sK55
    | ~ ssItem(X0_14)
    | ~ ssList(X0_13)
    | ~ ssList(X1_13)
    | memberP(X0_13,sK59(X0_14,X0_13,X1_13)) ),
    inference(subtyping,[status(esa)],[c_256]) ).

cnf(c_9180,plain,
    ( ~ ssList(X0_13)
    | app(X0_13,nil) = X0_13 ),
    inference(subtyping,[status(esa)],[c_232]) ).

cnf(c_9184,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_9229,plain,
    ( ~ memberP(nil,X0_14)
    | ~ ssItem(X0_14) ),
    inference(subtyping,[status(esa)],[c_171]) ).

cnf(c_9245,plain,
    ( ~ ssList(X0_13)
    | app(nil,X0_13) = X0_13 ),
    inference(subtyping,[status(esa)],[c_155]) ).

cnf(c_9247,plain,
    ( ~ ssList(X0_13)
    | ~ ssList(X1_13)
    | ssList(app(X0_13,X1_13)) ),
    inference(subtyping,[status(esa)],[c_153]) ).

cnf(c_9253,plain,
    ( ~ ssList(X0_13)
    | X0_13 = nil
    | ssList(sK49(X0_13)) ),
    inference(subtyping,[status(esa)],[c_147]) ).

cnf(c_9254,plain,
    ( ~ ssList(X0_13)
    | X0_13 = nil
    | ssItem(sK50(X0_13)) ),
    inference(subtyping,[status(esa)],[c_146]) ).

cnf(c_9255,plain,
    ( ~ ssList(X0_13)
    | cons(sK50(X0_13),sK49(X0_13)) = X0_13
    | X0_13 = nil ),
    inference(subtyping,[status(esa)],[c_145]) ).

cnf(c_9260,plain,
    ( ~ ssItem(X0_14)
    | ~ ssList(X0_13)
    | ssList(cons(X0_14,X0_13)) ),
    inference(subtyping,[status(esa)],[c_140]) ).

cnf(c_9338,plain,
    X0_13 = X0_13,
    theory(equality) ).

cnf(c_9340,plain,
    ( X0_13 != X1_13
    | X2_13 != X1_13
    | X2_13 = X0_13 ),
    theory(equality) ).

cnf(c_9344,plain,
    ( X0_13 != X1_13
    | X2_13 != X3_13
    | app(X0_13,X2_13) = app(X1_13,X3_13) ),
    theory(equality) ).

cnf(c_9367,plain,
    nil = nil,
    inference(instantiation,[status(thm)],[c_9338]) ).

cnf(c_12383,plain,
    ( nil != X0_13
    | sK55 != X0_13
    | nil = sK55 ),
    inference(instantiation,[status(thm)],[c_9340]) ).

cnf(c_12384,plain,
    ( nil != nil
    | sK55 != nil
    | nil = sK55 ),
    inference(instantiation,[status(thm)],[c_12383]) ).

cnf(c_12791,plain,
    ( ~ ssList(sK55)
    | cons(sK50(sK55),sK49(sK55)) = sK55
    | sK55 = nil ),
    inference(instantiation,[status(thm)],[c_9255]) ).

cnf(c_12796,plain,
    ( ~ ssList(sK55)
    | sK55 = nil
    | ssItem(sK50(sK55)) ),
    inference(instantiation,[status(thm)],[c_9254]) ).

cnf(c_12797,plain,
    ( ~ ssList(sK55)
    | sK55 = nil
    | ssList(sK49(sK55)) ),
    inference(instantiation,[status(thm)],[c_9253]) ).

cnf(c_14581,plain,
    ( cons(X0_14,X0_13) != X1_13
    | X2_13 != X1_13
    | X2_13 = cons(X0_14,X0_13) ),
    inference(instantiation,[status(thm)],[c_9340]) ).

cnf(c_16385,plain,
    sK55 = sK55,
    inference(instantiation,[status(thm)],[c_9338]) ).

cnf(c_21753,plain,
    ( cons(sK50(sK55),sK49(sK55)) != sK55
    | X0_13 != sK55
    | X0_13 = cons(sK50(sK55),sK49(sK55)) ),
    inference(instantiation,[status(thm)],[c_14581]) ).

cnf(c_25958,plain,
    ( cons(sK50(sK55),sK49(sK55)) != sK55
    | sK55 != sK55
    | sK55 = cons(sK50(sK55),sK49(sK55)) ),
    inference(instantiation,[status(thm)],[c_21753]) ).

cnf(c_27490,plain,
    ( ~ ssList(X0_13)
    | app(sK49(X0_13),nil) = sK49(X0_13)
    | X0_13 = nil ),
    inference(superposition,[status(thm)],[c_9253,c_9180]) ).

cnf(c_47864,plain,
    ( app(sK49(sK55),nil) = sK49(sK55)
    | nil = sK55 ),
    inference(superposition,[status(thm)],[c_9155,c_27490]) ).

cnf(c_47906,plain,
    app(sK49(sK55),nil) = sK49(sK55),
    inference(forward_subsumption_resolution,[status(thm)],[c_47864,c_9157]) ).

cnf(c_92988,plain,
    ( app(app(X0_13,cons(X0_14,nil)),X1_13) != X2_13
    | sK55 != X2_13
    | app(app(X0_13,cons(X0_14,nil)),X1_13) = sK55 ),
    inference(instantiation,[status(thm)],[c_9340]) ).

cnf(c_93274,plain,
    ( X0_13 != X1_13
    | sK55 != X1_13
    | sK55 = X0_13 ),
    inference(instantiation,[status(thm)],[c_9340]) ).

cnf(c_93737,plain,
    ( ~ ssList(cons(X0_14,X0_13))
    | app(nil,cons(X0_14,X0_13)) = cons(X0_14,X0_13) ),
    inference(instantiation,[status(thm)],[c_9245]) ).

cnf(c_95703,plain,
    ( app(X0_13,cons(X0_14,nil)) != X1_13
    | X2_13 != X3_13
    | app(app(X0_13,cons(X0_14,nil)),X2_13) = app(X1_13,X3_13) ),
    inference(instantiation,[status(thm)],[c_9344]) ).

cnf(c_104145,plain,
    ( app(nil,cons(X0_14,nil)) != cons(X0_14,nil)
    | X0_13 != X1_13
    | app(app(nil,cons(X0_14,nil)),X0_13) = app(cons(X0_14,nil),X1_13) ),
    inference(instantiation,[status(thm)],[c_95703]) ).

cnf(c_127897,plain,
    ( ~ ssList(cons(sK50(sK55),X0_13))
    | app(nil,cons(sK50(sK55),X0_13)) = cons(sK50(sK55),X0_13) ),
    inference(instantiation,[status(thm)],[c_93737]) ).

cnf(c_127899,plain,
    ( ~ ssList(cons(sK50(sK55),nil))
    | app(nil,cons(sK50(sK55),nil)) = cons(sK50(sK55),nil) ),
    inference(instantiation,[status(thm)],[c_127897]) ).

cnf(c_135447,plain,
    ( ~ ssItem(sK50(sK55))
    | ~ ssList(nil)
    | ssList(cons(sK50(sK55),nil)) ),
    inference(instantiation,[status(thm)],[c_9260]) ).

cnf(c_155127,plain,
    ( X0_13 != cons(sK50(sK55),sK49(sK55))
    | sK55 != cons(sK50(sK55),sK49(sK55))
    | sK55 = X0_13 ),
    inference(instantiation,[status(thm)],[c_93274]) ).

cnf(c_155572,plain,
    ( app(cons(sK50(sK55),nil),sK49(sK55)) != cons(sK50(sK55),sK49(sK55))
    | sK55 != cons(sK50(sK55),sK49(sK55))
    | sK55 = app(cons(sK50(sK55),nil),sK49(sK55)) ),
    inference(instantiation,[status(thm)],[c_155127]) ).

cnf(c_155573,plain,
    ( ~ ssItem(sK50(sK55))
    | ~ ssList(sK49(sK55))
    | app(cons(sK50(sK55),nil),sK49(sK55)) = cons(sK50(sK55),sK49(sK55)) ),
    inference(instantiation,[status(thm)],[c_9184]) ).

cnf(c_175643,plain,
    ( app(app(X0_13,cons(X0_14,nil)),X1_13) != app(cons(sK50(sK55),nil),sK49(sK55))
    | sK55 != app(cons(sK50(sK55),nil),sK49(sK55))
    | app(app(X0_13,cons(X0_14,nil)),X1_13) = sK55 ),
    inference(instantiation,[status(thm)],[c_92988]) ).

cnf(c_180229,plain,
    ( app(app(nil,cons(sK50(sK55),nil)),X0_13) != app(cons(sK50(sK55),nil),sK49(sK55))
    | sK55 != app(cons(sK50(sK55),nil),sK49(sK55))
    | app(app(nil,cons(sK50(sK55),nil)),X0_13) = sK55 ),
    inference(instantiation,[status(thm)],[c_175643]) ).

cnf(c_180230,plain,
    ( app(nil,cons(sK50(sK55),nil)) != cons(sK50(sK55),nil)
    | X0_13 != sK49(sK55)
    | app(app(nil,cons(sK50(sK55),nil)),X0_13) = app(cons(sK50(sK55),nil),sK49(sK55)) ),
    inference(instantiation,[status(thm)],[c_104145]) ).

cnf(c_187974,plain,
    ( app(nil,cons(sK50(sK55),nil)) != cons(sK50(sK55),nil)
    | app(sK49(sK55),nil) != sK49(sK55)
    | app(app(nil,cons(sK50(sK55),nil)),app(sK49(sK55),nil)) = app(cons(sK50(sK55),nil),sK49(sK55)) ),
    inference(instantiation,[status(thm)],[c_180230]) ).

cnf(c_208699,plain,
    ( app(app(nil,cons(sK50(sK55),nil)),app(sK49(sK55),nil)) != app(cons(sK50(sK55),nil),sK49(sK55))
    | sK55 != app(cons(sK50(sK55),nil),sK49(sK55))
    | app(app(nil,cons(sK50(sK55),nil)),app(sK49(sK55),nil)) = sK55 ),
    inference(instantiation,[status(thm)],[c_180229]) ).

cnf(c_272048,plain,
    ( ~ ssList(sK49(sK55))
    | ~ ssList(nil)
    | ssList(app(sK49(sK55),nil)) ),
    inference(instantiation,[status(thm)],[c_9247]) ).

cnf(c_306030,plain,
    ( app(app(nil,cons(sK50(sK55),nil)),app(sK49(sK55),nil)) != sK55
    | ~ ssList(app(sK49(sK55),nil))
    | ~ ssItem(sK50(sK55))
    | ~ ssList(nil)
    | memberP(nil,sK59(sK50(sK55),nil,app(sK49(sK55),nil))) ),
    inference(instantiation,[status(thm)],[c_9159]) ).

cnf(c_306031,plain,
    ( app(app(nil,cons(sK50(sK55),nil)),app(sK49(sK55),nil)) != sK55
    | ~ ssList(app(sK49(sK55),nil))
    | ~ ssItem(sK50(sK55))
    | ~ ssList(nil)
    | ssItem(sK59(sK50(sK55),nil,app(sK49(sK55),nil))) ),
    inference(instantiation,[status(thm)],[c_9158]) ).

cnf(c_308665,plain,
    ( ~ memberP(nil,sK59(sK50(sK55),nil,app(sK49(sK55),nil)))
    | ~ ssItem(sK59(sK50(sK55),nil,app(sK49(sK55),nil))) ),
    inference(instantiation,[status(thm)],[c_9229]) ).

cnf(c_308666,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_308665,c_306030,c_306031,c_272048,c_208699,c_187974,c_155573,c_155572,c_135447,c_127899,c_47906,c_25958,c_16385,c_12791,c_12796,c_12797,c_12384,c_9157,c_9367,c_141,c_262]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SWC235+1 : TPTP v8.1.2. Released v2.4.0.
% 0.12/0.13  % Command  : run_iprover %s %d THM
% 0.13/0.34  % Computer : n003.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Mon Aug 28 17:06:40 EDT 2023
% 0.13/0.34  % CPUTime  : 
% 0.20/0.47  Running first-order theorem proving
% 0.20/0.47  Running: /export/starexec/sandbox2/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 141.87/19.76  % SZS status Started for theBenchmark.p
% 141.87/19.76  % SZS status Theorem for theBenchmark.p
% 141.87/19.76  
% 141.87/19.76  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 141.87/19.76  
% 141.87/19.76  ------  iProver source info
% 141.87/19.76  
% 141.87/19.76  git: date: 2023-05-31 18:12:56 +0000
% 141.87/19.76  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 141.87/19.76  git: non_committed_changes: false
% 141.87/19.76  git: last_make_outside_of_git: false
% 141.87/19.76  
% 141.87/19.76  ------ Parsing...
% 141.87/19.76  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 141.87/19.76  
% 141.87/19.76  ------ Preprocessing... sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe:1:0s pe:2:0s pe:4:0s pe_e  sup_sim: 0  sf_s  rm: 4 0s  sf_e  pe_s  pe_e 
% 141.87/19.76  
% 141.87/19.76  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 141.87/19.76  
% 141.87/19.76  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 141.87/19.76  ------ Proving...
% 141.87/19.76  ------ Problem Properties 
% 141.87/19.76  
% 141.87/19.76  
% 141.87/19.76  clauses                                 194
% 141.87/19.76  conjectures                             14
% 141.87/19.76  EPR                                     55
% 141.87/19.76  Horn                                    126
% 141.87/19.76  unary                                   23
% 141.87/19.76  binary                                  40
% 141.87/19.76  lits                                    660
% 141.87/19.76  lits eq                                 89
% 141.87/19.76  fd_pure                                 0
% 141.87/19.76  fd_pseudo                               0
% 141.87/19.76  fd_cond                                 21
% 141.87/19.76  fd_pseudo_cond                          14
% 141.87/19.76  AC symbols                              0
% 141.87/19.76  
% 141.87/19.76  ------ Input Options Time Limit: Unbounded
% 141.87/19.76  
% 141.87/19.76  
% 141.87/19.76  ------ 
% 141.87/19.76  Current options:
% 141.87/19.76  ------ 
% 141.87/19.76  
% 141.87/19.76  
% 141.87/19.76  
% 141.87/19.76  
% 141.87/19.76  ------ Proving...
% 141.87/19.76  
% 141.87/19.76  
% 141.87/19.76  % SZS status Theorem for theBenchmark.p
% 141.87/19.76  
% 141.87/19.76  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 141.95/19.76  
% 141.95/19.77  
%------------------------------------------------------------------------------