TSTP Solution File: SWC298+1 by iProver---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.9
% Problem  : SWC298+1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n017.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 : Fri May  3 03:11:55 EDT 2024

% Result   : Theorem 20.70s 3.71s
% Output   : CNFRefutation 20.70s
% Verified : 
% SZS Type : ERROR: Analysing output (Could not find formula named f608)

% Comments : 
%------------------------------------------------------------------------------
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/sandbox/benchmark/theBenchmark.p',ax3) ).

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

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

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

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/sandbox/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/sandbox/benchmark/theBenchmark.p',ax37) ).

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

fof(f96,conjecture,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ! [X2] :
              ( ssList(X2)
             => ! [X3] :
                  ( ssList(X3)
                 => ( ( ( nil != X2
                        | nil != X3 )
                      & ! [X9] :
                          ( ssItem(X9)
                         => ( ? [X10] :
                                ( leq(X10,X9)
                                & memberP(X3,X10)
                                & X9 != X10
                                & ssItem(X10) )
                            | ~ memberP(X3,X9)
                            | cons(X9,nil) != X2 ) ) )
                    | ! [X4] :
                        ( ssItem(X4)
                       => ! [X5] :
                            ( ssItem(X5)
                           => ! [X6] :
                                ( ssList(X6)
                               => ! [X7] :
                                    ( ssList(X7)
                                   => ! [X8] :
                                        ( ssList(X8)
                                       => ( ~ lt(X5,X4)
                                          | app(app(app(app(X6,cons(X4,nil)),X7),cons(X5,nil)),X8) != X0 ) ) ) ) ) )
                    | X0 != X2
                    | X1 != X3 ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1) ).

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

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

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

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

fof(f237,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(f238,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,[],[f237]) ).

fof(f239,plain,
    ! [X0,X1] :
      ( ? [X4] :
          ( ? [X5] :
              ( app(X4,cons(X1,X5)) = X0
              & ssList(X5) )
          & ssList(X4) )
     => ( ? [X5] :
            ( app(sK8(X0,X1),cons(X1,X5)) = X0
            & ssList(X5) )
        & ssList(sK8(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f240,plain,
    ! [X0,X1] :
      ( ? [X5] :
          ( app(sK8(X0,X1),cons(X1,X5)) = X0
          & ssList(X5) )
     => ( app(sK8(X0,X1),cons(X1,sK9(X0,X1))) = X0
        & ssList(sK9(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f241,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( memberP(X0,X1)
              | ! [X2] :
                  ( ! [X3] :
                      ( app(X2,cons(X1,X3)) != X0
                      | ~ ssList(X3) )
                  | ~ ssList(X2) ) )
            & ( ( app(sK8(X0,X1),cons(X1,sK9(X0,X1))) = X0
                & ssList(sK9(X0,X1))
                & ssList(sK8(X0,X1)) )
              | ~ memberP(X0,X1) ) )
          | ~ ssItem(X1) )
      | ~ ssList(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK8,sK9])],[f238,f240,f239]) ).

fof(f323,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(f324,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,[],[f323]) ).

fof(f325,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(f326,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,[],[f325]) ).

fof(f344,plain,
    ( ? [X0] :
        ( ? [X1] :
            ( ? [X2] :
                ( ? [X3] :
                    ( ( ( nil = X2
                        & nil = X3 )
                      | ? [X4] :
                          ( ! [X5] :
                              ( ~ leq(X5,X4)
                              | ~ memberP(X3,X5)
                              | X4 = X5
                              | ~ ssItem(X5) )
                          & memberP(X3,X4)
                          & cons(X4,nil) = X2
                          & ssItem(X4) ) )
                    & ? [X6] :
                        ( ? [X7] :
                            ( ? [X8] :
                                ( ? [X9] :
                                    ( ? [X10] :
                                        ( lt(X7,X6)
                                        & app(app(app(app(X8,cons(X6,nil)),X9),cons(X7,nil)),X10) = X0
                                        & ssList(X10) )
                                    & ssList(X9) )
                                & ssList(X8) )
                            & ssItem(X7) )
                        & ssItem(X6) )
                    & X0 = X2
                    & X1 = X3
                    & ssList(X3) )
                & ssList(X2) )
            & ssList(X1) )
        & ssList(X0) )
   => ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( nil = X2
                      & nil = X3 )
                    | ? [X4] :
                        ( ! [X5] :
                            ( ~ leq(X5,X4)
                            | ~ memberP(X3,X5)
                            | X4 = X5
                            | ~ ssItem(X5) )
                        & memberP(X3,X4)
                        & cons(X4,nil) = X2
                        & ssItem(X4) ) )
                  & ? [X6] :
                      ( ? [X7] :
                          ( ? [X8] :
                              ( ? [X9] :
                                  ( ? [X10] :
                                      ( lt(X7,X6)
                                      & app(app(app(app(X8,cons(X6,nil)),X9),cons(X7,nil)),X10) = sK53
                                      & ssList(X10) )
                                  & ssList(X9) )
                              & ssList(X8) )
                          & ssItem(X7) )
                      & ssItem(X6) )
                  & 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] :
                          ( ~ leq(X5,X4)
                          | ~ memberP(X3,X5)
                          | X4 = X5
                          | ~ ssItem(X5) )
                      & memberP(X3,X4)
                      & cons(X4,nil) = X2
                      & ssItem(X4) ) )
                & ? [X6] :
                    ( ? [X7] :
                        ( ? [X8] :
                            ( ? [X9] :
                                ( ? [X10] :
                                    ( lt(X7,X6)
                                    & app(app(app(app(X8,cons(X6,nil)),X9),cons(X7,nil)),X10) = sK53
                                    & ssList(X10) )
                                & ssList(X9) )
                            & ssList(X8) )
                        & ssItem(X7) )
                    & ssItem(X6) )
                & sK53 = X2
                & X1 = X3
                & ssList(X3) )
            & ssList(X2) )
        & ssList(X1) )
   => ( ? [X2] :
          ( ? [X3] :
              ( ( ( nil = X2
                  & nil = X3 )
                | ? [X4] :
                    ( ! [X5] :
                        ( ~ leq(X5,X4)
                        | ~ memberP(X3,X5)
                        | X4 = X5
                        | ~ ssItem(X5) )
                    & memberP(X3,X4)
                    & cons(X4,nil) = X2
                    & ssItem(X4) ) )
              & ? [X6] :
                  ( ? [X7] :
                      ( ? [X8] :
                          ( ? [X9] :
                              ( ? [X10] :
                                  ( lt(X7,X6)
                                  & app(app(app(app(X8,cons(X6,nil)),X9),cons(X7,nil)),X10) = sK53
                                  & ssList(X10) )
                              & ssList(X9) )
                          & ssList(X8) )
                      & ssItem(X7) )
                  & ssItem(X6) )
              & sK53 = X2
              & sK54 = X3
              & ssList(X3) )
          & ssList(X2) )
      & ssList(sK54) ) ),
    introduced(choice_axiom,[]) ).

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

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

fof(f348,plain,
    ( ? [X4] :
        ( ! [X5] :
            ( ~ leq(X5,X4)
            | ~ memberP(sK56,X5)
            | X4 = X5
            | ~ ssItem(X5) )
        & memberP(sK56,X4)
        & cons(X4,nil) = sK55
        & ssItem(X4) )
   => ( ! [X5] :
          ( ~ leq(X5,sK57)
          | ~ memberP(sK56,X5)
          | sK57 = X5
          | ~ ssItem(X5) )
      & memberP(sK56,sK57)
      & sK55 = cons(sK57,nil)
      & ssItem(sK57) ) ),
    introduced(choice_axiom,[]) ).

fof(f349,plain,
    ( ? [X6] :
        ( ? [X7] :
            ( ? [X8] :
                ( ? [X9] :
                    ( ? [X10] :
                        ( lt(X7,X6)
                        & app(app(app(app(X8,cons(X6,nil)),X9),cons(X7,nil)),X10) = sK53
                        & ssList(X10) )
                    & ssList(X9) )
                & ssList(X8) )
            & ssItem(X7) )
        & ssItem(X6) )
   => ( ? [X7] :
          ( ? [X8] :
              ( ? [X9] :
                  ( ? [X10] :
                      ( lt(X7,sK58)
                      & sK53 = app(app(app(app(X8,cons(sK58,nil)),X9),cons(X7,nil)),X10)
                      & ssList(X10) )
                  & ssList(X9) )
              & ssList(X8) )
          & ssItem(X7) )
      & ssItem(sK58) ) ),
    introduced(choice_axiom,[]) ).

fof(f350,plain,
    ( ? [X7] :
        ( ? [X8] :
            ( ? [X9] :
                ( ? [X10] :
                    ( lt(X7,sK58)
                    & sK53 = app(app(app(app(X8,cons(sK58,nil)),X9),cons(X7,nil)),X10)
                    & ssList(X10) )
                & ssList(X9) )
            & ssList(X8) )
        & ssItem(X7) )
   => ( ? [X8] :
          ( ? [X9] :
              ( ? [X10] :
                  ( lt(sK59,sK58)
                  & sK53 = app(app(app(app(X8,cons(sK58,nil)),X9),cons(sK59,nil)),X10)
                  & ssList(X10) )
              & ssList(X9) )
          & ssList(X8) )
      & ssItem(sK59) ) ),
    introduced(choice_axiom,[]) ).

fof(f351,plain,
    ( ? [X8] :
        ( ? [X9] :
            ( ? [X10] :
                ( lt(sK59,sK58)
                & sK53 = app(app(app(app(X8,cons(sK58,nil)),X9),cons(sK59,nil)),X10)
                & ssList(X10) )
            & ssList(X9) )
        & ssList(X8) )
   => ( ? [X9] :
          ( ? [X10] :
              ( lt(sK59,sK58)
              & sK53 = app(app(app(app(sK60,cons(sK58,nil)),X9),cons(sK59,nil)),X10)
              & ssList(X10) )
          & ssList(X9) )
      & ssList(sK60) ) ),
    introduced(choice_axiom,[]) ).

fof(f352,plain,
    ( ? [X9] :
        ( ? [X10] :
            ( lt(sK59,sK58)
            & sK53 = app(app(app(app(sK60,cons(sK58,nil)),X9),cons(sK59,nil)),X10)
            & ssList(X10) )
        & ssList(X9) )
   => ( ? [X10] :
          ( lt(sK59,sK58)
          & sK53 = app(app(app(app(sK60,cons(sK58,nil)),sK61),cons(sK59,nil)),X10)
          & ssList(X10) )
      & ssList(sK61) ) ),
    introduced(choice_axiom,[]) ).

fof(f353,plain,
    ( ? [X10] :
        ( lt(sK59,sK58)
        & sK53 = app(app(app(app(sK60,cons(sK58,nil)),sK61),cons(sK59,nil)),X10)
        & ssList(X10) )
   => ( lt(sK59,sK58)
      & sK53 = app(app(app(app(sK60,cons(sK58,nil)),sK61),cons(sK59,nil)),sK62)
      & ssList(sK62) ) ),
    introduced(choice_axiom,[]) ).

fof(f354,plain,
    ( ( ( nil = sK55
        & nil = sK56 )
      | ( ! [X5] :
            ( ~ leq(X5,sK57)
            | ~ memberP(sK56,X5)
            | sK57 = X5
            | ~ ssItem(X5) )
        & memberP(sK56,sK57)
        & sK55 = cons(sK57,nil)
        & ssItem(sK57) ) )
    & lt(sK59,sK58)
    & sK53 = app(app(app(app(sK60,cons(sK58,nil)),sK61),cons(sK59,nil)),sK62)
    & ssList(sK62)
    & ssList(sK61)
    & ssList(sK60)
    & ssItem(sK59)
    & ssItem(sK58)
    & 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,sK60,sK61,sK62])],[f223,f353,f352,f351,f350,f349,f348,f347,f346,f345,f344]) ).

fof(f363,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,[],[f241]) ).

fof(f446,plain,
    ! [X0,X1] :
      ( ssList(cons(X1,X0))
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f120]) ).

fof(f447,plain,
    ssList(nil),
    inference(cnf_transformation,[],[f17]) ).

fof(f459,plain,
    ! [X0,X1] :
      ( ssList(app(X0,X1))
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f133]) ).

fof(f472,plain,
    ! [X2,X0,X1] :
      ( memberP(app(X1,X2),X0)
      | ~ memberP(X1,X0)
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[],[f324]) ).

fof(f473,plain,
    ! [X2,X0,X1] :
      ( memberP(app(X1,X2),X0)
      | ~ memberP(X2,X0)
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[],[f324]) ).

fof(f474,plain,
    ! [X2,X0,X1] :
      ( memberP(X2,X0)
      | X0 = X1
      | ~ memberP(cons(X1,X2),X0)
      | ~ ssList(X2)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[],[f326]) ).

fof(f477,plain,
    ! [X0] :
      ( ~ memberP(nil,X0)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[],[f149]) ).

fof(f559,plain,
    sK53 = sK55,
    inference(cnf_transformation,[],[f354]) ).

fof(f560,plain,
    ssItem(sK58),
    inference(cnf_transformation,[],[f354]) ).

fof(f561,plain,
    ssItem(sK59),
    inference(cnf_transformation,[],[f354]) ).

fof(f562,plain,
    ssList(sK60),
    inference(cnf_transformation,[],[f354]) ).

fof(f563,plain,
    ssList(sK61),
    inference(cnf_transformation,[],[f354]) ).

fof(f564,plain,
    ssList(sK62),
    inference(cnf_transformation,[],[f354]) ).

fof(f565,plain,
    sK53 = app(app(app(app(sK60,cons(sK58,nil)),sK61),cons(sK59,nil)),sK62),
    inference(cnf_transformation,[],[f354]) ).

fof(f566,plain,
    lt(sK59,sK58),
    inference(cnf_transformation,[],[f354]) ).

fof(f567,plain,
    ( nil = sK56
    | ssItem(sK57) ),
    inference(cnf_transformation,[],[f354]) ).

fof(f568,plain,
    ( nil = sK56
    | sK55 = cons(sK57,nil) ),
    inference(cnf_transformation,[],[f354]) ).

fof(f571,plain,
    ( nil = sK55
    | ssItem(sK57) ),
    inference(cnf_transformation,[],[f354]) ).

fof(f573,plain,
    ( nil = sK55
    | memberP(sK56,sK57) ),
    inference(cnf_transformation,[],[f354]) ).

fof(f575,plain,
    sK55 = app(app(app(app(sK60,cons(sK58,nil)),sK61),cons(sK59,nil)),sK62),
    inference(definition_unfolding,[],[f565,f559]) ).

fof(f579,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,[],[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,[],[f579]) ).

cnf(c_140,plain,
    ( ~ ssItem(X0)
    | ~ ssList(X1)
    | ssList(cons(X0,X1)) ),
    inference(cnf_transformation,[],[f446]) ).

cnf(c_141,plain,
    ssList(nil),
    inference(cnf_transformation,[],[f447]) ).

cnf(c_153,plain,
    ( ~ ssList(X0)
    | ~ ssList(X1)
    | ssList(app(X0,X1)) ),
    inference(cnf_transformation,[],[f459]) ).

cnf(c_165,plain,
    ( ~ memberP(X0,X1)
    | ~ ssItem(X1)
    | ~ ssList(X0)
    | ~ ssList(X2)
    | memberP(app(X2,X0),X1) ),
    inference(cnf_transformation,[],[f473]) ).

cnf(c_166,plain,
    ( ~ memberP(X0,X1)
    | ~ ssItem(X1)
    | ~ ssList(X0)
    | ~ ssList(X2)
    | memberP(app(X0,X2),X1) ),
    inference(cnf_transformation,[],[f472]) ).

cnf(c_169,plain,
    ( ~ ssItem(X0)
    | ~ ssList(X1)
    | memberP(cons(X0,X1),X0) ),
    inference(cnf_transformation,[],[f608]) ).

cnf(c_170,plain,
    ( ~ memberP(cons(X0,X1),X2)
    | ~ ssItem(X0)
    | ~ ssItem(X2)
    | ~ ssList(X1)
    | X0 = X2
    | memberP(X1,X2) ),
    inference(cnf_transformation,[],[f474]) ).

cnf(c_171,plain,
    ( ~ memberP(nil,X0)
    | ~ ssItem(X0) ),
    inference(cnf_transformation,[],[f477]) ).

cnf(c_243,plain,
    ( ~ lt(X0,X0)
    | ~ ssItem(X0) ),
    inference(cnf_transformation,[],[f611]) ).

cnf(c_247,negated_conjecture,
    ( nil = sK55
    | memberP(sK56,sK57) ),
    inference(cnf_transformation,[],[f573]) ).

cnf(c_249,negated_conjecture,
    ( nil = sK55
    | ssItem(sK57) ),
    inference(cnf_transformation,[],[f571]) ).

cnf(c_252,negated_conjecture,
    ( cons(sK57,nil) = sK55
    | nil = sK56 ),
    inference(cnf_transformation,[],[f568]) ).

cnf(c_253,negated_conjecture,
    ( nil = sK56
    | ssItem(sK57) ),
    inference(cnf_transformation,[],[f567]) ).

cnf(c_254,negated_conjecture,
    lt(sK59,sK58),
    inference(cnf_transformation,[],[f566]) ).

cnf(c_255,negated_conjecture,
    app(app(app(app(sK60,cons(sK58,nil)),sK61),cons(sK59,nil)),sK62) = sK55,
    inference(cnf_transformation,[],[f575]) ).

cnf(c_256,negated_conjecture,
    ssList(sK62),
    inference(cnf_transformation,[],[f564]) ).

cnf(c_257,negated_conjecture,
    ssList(sK61),
    inference(cnf_transformation,[],[f563]) ).

cnf(c_258,negated_conjecture,
    ssList(sK60),
    inference(cnf_transformation,[],[f562]) ).

cnf(c_259,negated_conjecture,
    ssItem(sK59),
    inference(cnf_transformation,[],[f561]) ).

cnf(c_260,negated_conjecture,
    ssItem(sK58),
    inference(cnf_transformation,[],[f560]) ).

cnf(c_7717,negated_conjecture,
    ssItem(sK58),
    inference(subtyping,[status(esa)],[c_260]) ).

cnf(c_7718,negated_conjecture,
    ssItem(sK59),
    inference(subtyping,[status(esa)],[c_259]) ).

cnf(c_7719,negated_conjecture,
    ssList(sK60),
    inference(subtyping,[status(esa)],[c_258]) ).

cnf(c_7720,negated_conjecture,
    ssList(sK61),
    inference(subtyping,[status(esa)],[c_257]) ).

cnf(c_7721,negated_conjecture,
    ssList(sK62),
    inference(subtyping,[status(esa)],[c_256]) ).

cnf(c_7722,negated_conjecture,
    app(app(app(app(sK60,cons(sK58,nil)),sK61),cons(sK59,nil)),sK62) = sK55,
    inference(subtyping,[status(esa)],[c_255]) ).

cnf(c_7723,negated_conjecture,
    lt(sK59,sK58),
    inference(subtyping,[status(esa)],[c_254]) ).

cnf(c_7724,negated_conjecture,
    ( nil = sK56
    | ssItem(sK57) ),
    inference(subtyping,[status(esa)],[c_253]) ).

cnf(c_7725,negated_conjecture,
    ( cons(sK57,nil) = sK55
    | nil = sK56 ),
    inference(subtyping,[status(esa)],[c_252]) ).

cnf(c_7728,negated_conjecture,
    ( nil = sK55
    | ssItem(sK57) ),
    inference(subtyping,[status(esa)],[c_249]) ).

cnf(c_7730,negated_conjecture,
    ( nil = sK55
    | memberP(sK56,sK57) ),
    inference(subtyping,[status(esa)],[c_247]) ).

cnf(c_7737,plain,
    ( ~ lt(X0_14,X0_14)
    | ~ ssItem(X0_14) ),
    inference(subtyping,[status(esa)],[c_243]) ).

cnf(c_7792,plain,
    ( ~ memberP(nil,X0_14)
    | ~ ssItem(X0_14) ),
    inference(subtyping,[status(esa)],[c_171]) ).

cnf(c_7793,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_7794,plain,
    ( ~ ssItem(X0_14)
    | ~ ssList(X0_13)
    | memberP(cons(X0_14,X0_13),X0_14) ),
    inference(subtyping,[status(esa)],[c_169]) ).

cnf(c_7797,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_7798,plain,
    ( ~ memberP(X0_13,X0_14)
    | ~ ssItem(X0_14)
    | ~ ssList(X0_13)
    | ~ ssList(X1_13)
    | memberP(app(X1_13,X0_13),X0_14) ),
    inference(subtyping,[status(esa)],[c_165]) ).

cnf(c_7810,plain,
    ( ~ ssList(X0_13)
    | ~ ssList(X1_13)
    | ssList(app(X0_13,X1_13)) ),
    inference(subtyping,[status(esa)],[c_153]) ).

cnf(c_7822,plain,
    ssList(nil),
    inference(subtyping,[status(esa)],[c_141]) ).

cnf(c_7823,plain,
    ( ~ ssItem(X0_14)
    | ~ ssList(X0_13)
    | ssList(cons(X0_14,X0_13)) ),
    inference(subtyping,[status(esa)],[c_140]) ).

cnf(c_7896,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_18687,plain,
    ( ~ memberP(sK55,X0_14)
    | ~ ssItem(X0_14)
    | ~ ssItem(sK57)
    | ~ ssList(nil)
    | X0_14 = sK57
    | nil = sK56
    | memberP(nil,X0_14) ),
    inference(superposition,[status(thm)],[c_7725,c_7793]) ).

cnf(c_18688,plain,
    ( ~ memberP(sK55,X0_14)
    | ~ ssItem(X0_14)
    | ~ ssItem(sK57)
    | X0_14 = sK57
    | nil = sK56
    | memberP(nil,X0_14) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_18687,c_7822]) ).

cnf(c_18713,plain,
    ( ~ memberP(app(app(app(sK60,cons(sK58,nil)),sK61),cons(sK59,nil)),X0_14)
    | ~ ssList(app(app(app(sK60,cons(sK58,nil)),sK61),cons(sK59,nil)))
    | ~ ssItem(X0_14)
    | ~ ssList(sK62)
    | memberP(sK55,X0_14) ),
    inference(superposition,[status(thm)],[c_7722,c_7797]) ).

cnf(c_18715,plain,
    ( ~ memberP(app(app(app(sK60,cons(sK58,nil)),sK61),cons(sK59,nil)),X0_14)
    | ~ ssList(app(app(app(sK60,cons(sK58,nil)),sK61),cons(sK59,nil)))
    | ~ ssItem(X0_14)
    | memberP(sK55,X0_14) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_18713,c_7721]) ).

cnf(c_19084,plain,
    ( ~ ssList(app(app(app(sK60,cons(sK58,nil)),sK61),cons(sK59,nil)))
    | ~ ssList(app(app(sK60,cons(sK58,nil)),sK61))
    | ~ memberP(cons(sK59,nil),X0_14)
    | ~ ssList(cons(sK59,nil))
    | ~ ssItem(X0_14)
    | memberP(sK55,X0_14) ),
    inference(superposition,[status(thm)],[c_7798,c_18715]) ).

cnf(c_19085,plain,
    ( ~ ssList(app(app(app(sK60,cons(sK58,nil)),sK61),cons(sK59,nil)))
    | ~ memberP(app(app(sK60,cons(sK58,nil)),sK61),X0_14)
    | ~ ssList(app(app(sK60,cons(sK58,nil)),sK61))
    | ~ ssList(cons(sK59,nil))
    | ~ ssItem(X0_14)
    | memberP(sK55,X0_14) ),
    inference(superposition,[status(thm)],[c_7797,c_18715]) ).

cnf(c_20141,plain,
    ( ~ ssList(app(app(sK60,cons(sK58,nil)),sK61))
    | ~ memberP(cons(sK59,nil),X0_14)
    | ~ ssList(cons(sK59,nil))
    | ~ ssItem(X0_14)
    | memberP(sK55,X0_14) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_19084,c_7810]) ).

cnf(c_20142,plain,
    ( ~ ssList(app(sK60,cons(sK58,nil)))
    | ~ memberP(cons(sK59,nil),X0_14)
    | ~ ssList(cons(sK59,nil))
    | ~ ssItem(X0_14)
    | ~ ssList(sK61)
    | memberP(sK55,X0_14) ),
    inference(superposition,[status(thm)],[c_7810,c_20141]) ).

cnf(c_20143,plain,
    ( ~ ssList(app(sK60,cons(sK58,nil)))
    | ~ memberP(cons(sK59,nil),X0_14)
    | ~ ssList(cons(sK59,nil))
    | ~ ssItem(X0_14)
    | memberP(sK55,X0_14) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_20142,c_7720]) ).

cnf(c_20150,plain,
    ( ~ memberP(app(app(sK60,cons(sK58,nil)),sK61),X0_14)
    | ~ ssList(app(app(sK60,cons(sK58,nil)),sK61))
    | ~ ssList(cons(sK59,nil))
    | ~ ssItem(X0_14)
    | memberP(sK55,X0_14) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_19085,c_7810]) ).

cnf(c_20152,plain,
    ( ~ ssList(app(app(sK60,cons(sK58,nil)),sK61))
    | ~ memberP(app(sK60,cons(sK58,nil)),X0_14)
    | ~ ssList(app(sK60,cons(sK58,nil)))
    | ~ ssList(cons(sK59,nil))
    | ~ ssItem(X0_14)
    | ~ ssList(sK61)
    | memberP(sK55,X0_14) ),
    inference(superposition,[status(thm)],[c_7797,c_20150]) ).

cnf(c_20155,plain,
    ( ~ ssList(app(app(sK60,cons(sK58,nil)),sK61))
    | ~ memberP(app(sK60,cons(sK58,nil)),X0_14)
    | ~ ssList(app(sK60,cons(sK58,nil)))
    | ~ ssList(cons(sK59,nil))
    | ~ ssItem(X0_14)
    | memberP(sK55,X0_14) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_20152,c_7720]) ).

cnf(c_20236,plain,
    ( ~ memberP(sK55,X0_14)
    | ~ ssItem(X0_14)
    | X0_14 = sK57
    | nil = sK56 ),
    inference(forward_subsumption_resolution,[status(thm)],[c_18688,c_7792,c_7724]) ).

cnf(c_20909,plain,
    ( ~ memberP(cons(sK59,nil),X0_14)
    | ~ ssList(cons(sK59,nil))
    | ~ ssList(cons(sK58,nil))
    | ~ ssItem(X0_14)
    | ~ ssList(sK60)
    | memberP(sK55,X0_14) ),
    inference(superposition,[status(thm)],[c_7810,c_20143]) ).

cnf(c_20910,plain,
    ( ~ memberP(cons(sK59,nil),X0_14)
    | ~ ssList(cons(sK59,nil))
    | ~ ssList(cons(sK58,nil))
    | ~ ssItem(X0_14)
    | memberP(sK55,X0_14) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_20909,c_7719]) ).

cnf(c_21313,plain,
    ( ~ memberP(app(sK60,cons(sK58,nil)),X0_14)
    | ~ ssList(app(sK60,cons(sK58,nil)))
    | ~ ssList(cons(sK59,nil))
    | ~ ssItem(X0_14)
    | ~ ssList(sK61)
    | memberP(sK55,X0_14) ),
    inference(superposition,[status(thm)],[c_7810,c_20155]) ).

cnf(c_21314,plain,
    ( ~ memberP(app(sK60,cons(sK58,nil)),X0_14)
    | ~ ssList(app(sK60,cons(sK58,nil)))
    | ~ ssList(cons(sK59,nil))
    | ~ ssItem(X0_14)
    | memberP(sK55,X0_14) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_21313,c_7720]) ).

cnf(c_22060,plain,
    ( ~ ssList(cons(sK59,nil))
    | ~ ssList(cons(sK58,nil))
    | ~ ssItem(sK59)
    | ~ ssList(nil)
    | memberP(sK55,sK59) ),
    inference(superposition,[status(thm)],[c_7794,c_20910]) ).

cnf(c_22061,plain,
    ( ~ ssList(cons(sK59,nil))
    | ~ ssList(cons(sK58,nil))
    | memberP(sK55,sK59) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_22060,c_7822,c_7718]) ).

cnf(c_22372,plain,
    ( ~ ssList(app(sK60,cons(sK58,nil)))
    | ~ ssList(cons(sK59,nil))
    | ~ ssItem(sK58)
    | ~ ssList(nil)
    | ~ ssList(sK60)
    | memberP(sK55,sK58) ),
    inference(superposition,[status(thm)],[c_7896,c_21314]) ).

cnf(c_22374,plain,
    ( ~ ssList(app(sK60,cons(sK58,nil)))
    | ~ ssList(cons(sK59,nil))
    | memberP(sK55,sK58) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_22372,c_7719,c_7822,c_7717]) ).

cnf(c_22982,plain,
    ( ~ ssList(cons(sK58,nil))
    | ~ ssItem(sK59)
    | ~ ssList(nil)
    | memberP(sK55,sK59) ),
    inference(superposition,[status(thm)],[c_7823,c_22061]) ).

cnf(c_22983,plain,
    ( ~ ssList(cons(sK58,nil))
    | memberP(sK55,sK59) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_22982,c_7822,c_7718]) ).

cnf(c_23357,plain,
    ( ~ ssList(cons(sK59,nil))
    | ~ ssList(cons(sK58,nil))
    | ~ ssList(sK60)
    | memberP(sK55,sK58) ),
    inference(superposition,[status(thm)],[c_7810,c_22374]) ).

cnf(c_23358,plain,
    ( ~ ssList(cons(sK59,nil))
    | ~ ssList(cons(sK58,nil))
    | memberP(sK55,sK58) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_23357,c_7719]) ).

cnf(c_26589,plain,
    ( ~ ssItem(sK58)
    | ~ ssList(nil)
    | memberP(sK55,sK59) ),
    inference(superposition,[status(thm)],[c_7823,c_22983]) ).

cnf(c_26590,plain,
    memberP(sK55,sK59),
    inference(forward_subsumption_resolution,[status(thm)],[c_26589,c_7822,c_7717]) ).

cnf(c_26628,plain,
    ( ~ ssItem(sK59)
    | nil = sK56
    | sK57 = sK59 ),
    inference(superposition,[status(thm)],[c_26590,c_20236]) ).

cnf(c_26629,plain,
    ( nil = sK56
    | sK57 = sK59 ),
    inference(forward_subsumption_resolution,[status(thm)],[c_26628,c_7718]) ).

cnf(c_26692,plain,
    ( nil = sK56
    | lt(sK57,sK58) ),
    inference(superposition,[status(thm)],[c_26629,c_7723]) ).

cnf(c_27351,plain,
    ( ~ ssList(cons(sK58,nil))
    | ~ ssItem(sK59)
    | ~ ssList(nil)
    | memberP(sK55,sK58) ),
    inference(superposition,[status(thm)],[c_7823,c_23358]) ).

cnf(c_27353,plain,
    ( ~ ssList(cons(sK58,nil))
    | memberP(sK55,sK58) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_27351,c_7822,c_7718]) ).

cnf(c_27482,plain,
    ( ~ ssItem(sK58)
    | ~ ssList(nil)
    | memberP(sK55,sK58) ),
    inference(superposition,[status(thm)],[c_7823,c_27353]) ).

cnf(c_27483,plain,
    memberP(sK55,sK58),
    inference(forward_subsumption_resolution,[status(thm)],[c_27482,c_7822,c_7717]) ).

cnf(c_27519,plain,
    ( ~ ssItem(sK58)
    | nil = sK56
    | sK57 = sK58 ),
    inference(superposition,[status(thm)],[c_27483,c_20236]) ).

cnf(c_27520,plain,
    ( nil = sK56
    | sK57 = sK58 ),
    inference(forward_subsumption_resolution,[status(thm)],[c_27519,c_7717]) ).

cnf(c_28104,plain,
    ( nil = sK56
    | lt(sK57,sK57) ),
    inference(superposition,[status(thm)],[c_27520,c_26692]) ).

cnf(c_28174,plain,
    ( ~ ssItem(sK57)
    | nil = sK56 ),
    inference(superposition,[status(thm)],[c_28104,c_7737]) ).

cnf(c_28177,plain,
    nil = sK56,
    inference(forward_subsumption_resolution,[status(thm)],[c_28174,c_7724]) ).

cnf(c_28212,plain,
    ( nil = sK55
    | memberP(nil,sK57) ),
    inference(superposition,[status(thm)],[c_28177,c_7730]) ).

cnf(c_28669,plain,
    ( ~ ssItem(sK57)
    | nil = sK55 ),
    inference(superposition,[status(thm)],[c_28212,c_7792]) ).

cnf(c_28751,plain,
    nil = sK55,
    inference(forward_subsumption_resolution,[status(thm)],[c_28669,c_7728]) ).

cnf(c_28823,plain,
    ( ~ memberP(sK55,X0_14)
    | ~ ssItem(X0_14) ),
    inference(superposition,[status(thm)],[c_28751,c_7792]) ).

cnf(c_29495,plain,
    ~ ssItem(sK58),
    inference(superposition,[status(thm)],[c_27483,c_28823]) ).

cnf(c_29496,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[c_29495,c_7717]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : SWC298+1 : TPTP v8.1.2. Released v2.4.0.
% 0.07/0.13  % Command  : run_iprover %s %d THM
% 0.13/0.35  % Computer : n017.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 300
% 0.13/0.35  % DateTime : Thu May  2 23:01:51 EDT 2024
% 0.13/0.35  % CPUTime  : 
% 0.20/0.49  Running first-order theorem proving
% 0.20/0.49  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --heuristic_context casc_unsat --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 20.70/3.71  % SZS status Started for theBenchmark.p
% 20.70/3.71  % SZS status Theorem for theBenchmark.p
% 20.70/3.71  
% 20.70/3.71  %---------------- iProver v3.9 (pre CASC 2024/SMT-COMP 2024) ----------------%
% 20.70/3.71  
% 20.70/3.71  ------  iProver source info
% 20.70/3.71  
% 20.70/3.71  git: date: 2024-05-02 19:28:25 +0000
% 20.70/3.71  git: sha1: a33b5eb135c74074ba803943bb12f2ebd971352f
% 20.70/3.71  git: non_committed_changes: false
% 20.70/3.71  
% 20.70/3.71  ------ Parsing...
% 20.70/3.71  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 20.70/3.71  
% 20.70/3.71  ------ 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 
% 20.70/3.71  
% 20.70/3.71  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 20.70/3.71  
% 20.70/3.71  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 20.70/3.71  ------ Proving...
% 20.70/3.71  ------ Problem Properties 
% 20.70/3.71  
% 20.70/3.71  
% 20.70/3.71  clauses                                 197
% 20.70/3.71  conjectures                             17
% 20.70/3.71  EPR                                     63
% 20.70/3.71  Horn                                    121
% 20.70/3.71  unary                                   25
% 20.70/3.71  binary                                  46
% 20.70/3.71  lits                                    649
% 20.70/3.71  lits eq                                 91
% 20.70/3.71  fd_pure                                 0
% 20.70/3.71  fd_pseudo                               0
% 20.70/3.71  fd_cond                                 23
% 20.70/3.71  fd_pseudo_cond                          14
% 20.70/3.71  AC symbols                              0
% 20.70/3.71  
% 20.70/3.71  ------ Input Options Time Limit: Unbounded
% 20.70/3.71  
% 20.70/3.71  
% 20.70/3.71  ------ 
% 20.70/3.71  Current options:
% 20.70/3.71  ------ 
% 20.70/3.71  
% 20.70/3.71  
% 20.70/3.71  
% 20.70/3.71  
% 20.70/3.71  ------ Proving...
% 20.70/3.71  
% 20.70/3.71  
% 20.70/3.71  % SZS status Theorem for theBenchmark.p
% 20.70/3.71  
% 20.70/3.71  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 20.70/3.71  
% 20.70/3.71  
%------------------------------------------------------------------------------