TSTP Solution File: SEU298+1 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : SEU298+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s

% Computer : n012.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 : Wed Aug 31 18:28:30 EDT 2022

% Result   : Theorem 1.36s 0.54s
% Output   : Refutation 1.36s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   75 (   5 unt;   0 def)
%            Number of atoms       :  457 ( 130 equ)
%            Maximal formula atoms :   20 (   6 avg)
%            Number of connectives :  577 ( 195   ~; 197   |; 159   &)
%                                         (   7 <=>;  17  =>;   0  <=;   2 <~>)
%            Maximal formula depth :   16 (   8 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    6 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :   16 (  16 usr;   2 con; 0-3 aty)
%            Number of variables   :  274 ( 172   !; 102   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f417,plain,
    $false,
    inference(subsumption_resolution,[],[f416,f369]) ).

fof(f369,plain,
    ! [X0] :
      ( ~ in(sK14(X0),sK8(sK13,sK12))
      | ~ in(sK14(X0),X0) ),
    inference(subsumption_resolution,[],[f368,f299]) ).

fof(f299,plain,
    ! [X0] :
      ( ~ in(X0,sK8(sK13,sK12))
      | in(X0,powerset(sK12)) ),
    inference(subsumption_resolution,[],[f298,f139]) ).

fof(f139,plain,
    element(sK13,powerset(powerset(succ(sK12)))),
    inference(cnf_transformation,[],[f92]) ).

fof(f92,plain,
    ( element(sK13,powerset(powerset(succ(sK12))))
    & ordinal(sK12)
    & ! [X2] :
        ( ( ~ in(sK14(X2),X2)
          | ! [X4] :
              ( ~ in(X4,sK13)
              | sK14(X2) != set_difference(X4,singleton(sK12)) )
          | ~ in(sK14(X2),powerset(sK12)) )
        & ( in(sK14(X2),X2)
          | ( in(sK15(X2),sK13)
            & set_difference(sK15(X2),singleton(sK12)) = sK14(X2)
            & in(sK14(X2),powerset(sK12)) ) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK12,sK13,sK14,sK15])],[f88,f91,f90,f89]) ).

fof(f89,plain,
    ( ? [X0,X1] :
        ( element(X1,powerset(powerset(succ(X0))))
        & ordinal(X0)
        & ! [X2] :
          ? [X3] :
            ( ( ~ in(X3,X2)
              | ! [X4] :
                  ( ~ in(X4,X1)
                  | set_difference(X4,singleton(X0)) != X3 )
              | ~ in(X3,powerset(X0)) )
            & ( in(X3,X2)
              | ( ? [X5] :
                    ( in(X5,X1)
                    & set_difference(X5,singleton(X0)) = X3 )
                & in(X3,powerset(X0)) ) ) ) )
   => ( element(sK13,powerset(powerset(succ(sK12))))
      & ordinal(sK12)
      & ! [X2] :
        ? [X3] :
          ( ( ~ in(X3,X2)
            | ! [X4] :
                ( ~ in(X4,sK13)
                | set_difference(X4,singleton(sK12)) != X3 )
            | ~ in(X3,powerset(sK12)) )
          & ( in(X3,X2)
            | ( ? [X5] :
                  ( in(X5,sK13)
                  & set_difference(X5,singleton(sK12)) = X3 )
              & in(X3,powerset(sK12)) ) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f90,plain,
    ! [X2] :
      ( ? [X3] :
          ( ( ~ in(X3,X2)
            | ! [X4] :
                ( ~ in(X4,sK13)
                | set_difference(X4,singleton(sK12)) != X3 )
            | ~ in(X3,powerset(sK12)) )
          & ( in(X3,X2)
            | ( ? [X5] :
                  ( in(X5,sK13)
                  & set_difference(X5,singleton(sK12)) = X3 )
              & in(X3,powerset(sK12)) ) ) )
     => ( ( ~ in(sK14(X2),X2)
          | ! [X4] :
              ( ~ in(X4,sK13)
              | sK14(X2) != set_difference(X4,singleton(sK12)) )
          | ~ in(sK14(X2),powerset(sK12)) )
        & ( in(sK14(X2),X2)
          | ( ? [X5] :
                ( in(X5,sK13)
                & set_difference(X5,singleton(sK12)) = sK14(X2) )
            & in(sK14(X2),powerset(sK12)) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f91,plain,
    ! [X2] :
      ( ? [X5] :
          ( in(X5,sK13)
          & set_difference(X5,singleton(sK12)) = sK14(X2) )
     => ( in(sK15(X2),sK13)
        & set_difference(sK15(X2),singleton(sK12)) = sK14(X2) ) ),
    introduced(choice_axiom,[]) ).

fof(f88,plain,
    ? [X0,X1] :
      ( element(X1,powerset(powerset(succ(X0))))
      & ordinal(X0)
      & ! [X2] :
        ? [X3] :
          ( ( ~ in(X3,X2)
            | ! [X4] :
                ( ~ in(X4,X1)
                | set_difference(X4,singleton(X0)) != X3 )
            | ~ in(X3,powerset(X0)) )
          & ( in(X3,X2)
            | ( ? [X5] :
                  ( in(X5,X1)
                  & set_difference(X5,singleton(X0)) = X3 )
              & in(X3,powerset(X0)) ) ) ) ),
    inference(rectify,[],[f87]) ).

fof(f87,plain,
    ? [X0,X1] :
      ( element(X1,powerset(powerset(succ(X0))))
      & ordinal(X0)
      & ! [X2] :
        ? [X3] :
          ( ( ~ in(X3,X2)
            | ! [X4] :
                ( ~ in(X4,X1)
                | set_difference(X4,singleton(X0)) != X3 )
            | ~ in(X3,powerset(X0)) )
          & ( in(X3,X2)
            | ( ? [X4] :
                  ( in(X4,X1)
                  & set_difference(X4,singleton(X0)) = X3 )
              & in(X3,powerset(X0)) ) ) ) ),
    inference(flattening,[],[f86]) ).

fof(f86,plain,
    ? [X0,X1] :
      ( element(X1,powerset(powerset(succ(X0))))
      & ordinal(X0)
      & ! [X2] :
        ? [X3] :
          ( ( ~ in(X3,X2)
            | ! [X4] :
                ( ~ in(X4,X1)
                | set_difference(X4,singleton(X0)) != X3 )
            | ~ in(X3,powerset(X0)) )
          & ( in(X3,X2)
            | ( ? [X4] :
                  ( in(X4,X1)
                  & set_difference(X4,singleton(X0)) = X3 )
              & in(X3,powerset(X0)) ) ) ) ),
    inference(nnf_transformation,[],[f51]) ).

fof(f51,plain,
    ? [X0,X1] :
      ( element(X1,powerset(powerset(succ(X0))))
      & ordinal(X0)
      & ! [X2] :
        ? [X3] :
          ( ( ? [X4] :
                ( in(X4,X1)
                & set_difference(X4,singleton(X0)) = X3 )
            & in(X3,powerset(X0)) )
        <~> in(X3,X2) ) ),
    inference(flattening,[],[f50]) ).

fof(f50,plain,
    ? [X1,X0] :
      ( ! [X2] :
        ? [X3] :
          ( ( ? [X4] :
                ( in(X4,X1)
                & set_difference(X4,singleton(X0)) = X3 )
            & in(X3,powerset(X0)) )
        <~> in(X3,X2) )
      & ordinal(X0)
      & element(X1,powerset(powerset(succ(X0)))) ),
    inference(ennf_transformation,[],[f2]) ).

fof(f2,negated_conjecture,
    ~ ! [X1,X0] :
        ( ( ordinal(X0)
          & element(X1,powerset(powerset(succ(X0)))) )
       => ? [X2] :
          ! [X3] :
            ( in(X3,X2)
          <=> ( ? [X4] :
                  ( in(X4,X1)
                  & set_difference(X4,singleton(X0)) = X3 )
              & in(X3,powerset(X0)) ) ) ),
    inference(negated_conjecture,[],[f1]) ).

fof(f1,conjecture,
    ! [X1,X0] :
      ( ( ordinal(X0)
        & element(X1,powerset(powerset(succ(X0)))) )
     => ? [X2] :
        ! [X3] :
          ( in(X3,X2)
        <=> ( ? [X4] :
                ( in(X4,X1)
                & set_difference(X4,singleton(X0)) = X3 )
            & in(X3,powerset(X0)) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_xboole_0__e4_27_3_1__finset_1) ).

fof(f298,plain,
    ! [X0] :
      ( ~ element(sK13,powerset(powerset(succ(sK12))))
      | in(X0,powerset(sK12))
      | ~ in(X0,sK8(sK13,sK12)) ),
    inference(subsumption_resolution,[],[f295,f138]) ).

fof(f138,plain,
    ordinal(sK12),
    inference(cnf_transformation,[],[f92]) ).

fof(f295,plain,
    ! [X0] :
      ( ~ ordinal(sK12)
      | ~ in(X0,sK8(sK13,sK12))
      | ~ element(sK13,powerset(powerset(succ(sK12))))
      | in(X0,powerset(sK12)) ),
    inference(duplicate_literal_removal,[],[f290]) ).

fof(f290,plain,
    ! [X0] :
      ( ~ element(sK13,powerset(powerset(succ(sK12))))
      | ~ in(X0,sK8(sK13,sK12))
      | ~ ordinal(sK12)
      | in(X0,powerset(sK12))
      | ~ in(X0,sK8(sK13,sK12)) ),
    inference(superposition,[],[f288,f284]) ).

fof(f284,plain,
    ! [X0] :
      ( sK9(sK13,sK12,X0) = X0
      | ~ in(X0,sK8(sK13,sK12)) ),
    inference(subsumption_resolution,[],[f278,f138]) ).

fof(f278,plain,
    ! [X0] :
      ( ~ in(X0,sK8(sK13,sK12))
      | ~ ordinal(sK12)
      | sK9(sK13,sK12,X0) = X0 ),
    inference(resolution,[],[f277,f139]) ).

fof(f277,plain,
    ! [X3,X0,X1] :
      ( ~ element(X0,powerset(powerset(succ(X1))))
      | sK9(X0,X1,X3) = X3
      | ~ ordinal(X1)
      | ~ in(X3,sK8(X0,X1)) ),
    inference(subsumption_resolution,[],[f130,f267]) ).

fof(f267,plain,
    ! [X0,X1] : ~ sP0(X0,X1),
    inference(subsumption_resolution,[],[f265,f127]) ).

fof(f127,plain,
    ! [X0,X1] :
      ( sK4(X0,X1) != sK3(X0,X1)
      | ~ sP0(X0,X1) ),
    inference(cnf_transformation,[],[f77]) ).

fof(f77,plain,
    ! [X0,X1] :
      ( ( sK4(X0,X1) != sK3(X0,X1)
        & sK3(X0,X1) = sK5(X0,X1)
        & sK4(X0,X1) = set_difference(sK6(X0,X1),singleton(X0))
        & in(sK6(X0,X1),X1)
        & set_difference(sK7(X0,X1),singleton(X0)) = sK3(X0,X1)
        & in(sK7(X0,X1),X1)
        & sK4(X0,X1) = sK5(X0,X1) )
      | ~ sP0(X0,X1) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK3,sK4,sK5,sK6,sK7])],[f73,f76,f75,f74]) ).

fof(f74,plain,
    ! [X0,X1] :
      ( ? [X2,X3,X4] :
          ( X2 != X3
          & X2 = X4
          & ? [X5] :
              ( set_difference(X5,singleton(X0)) = X3
              & in(X5,X1) )
          & ? [X6] :
              ( set_difference(X6,singleton(X0)) = X2
              & in(X6,X1) )
          & X3 = X4 )
     => ( sK4(X0,X1) != sK3(X0,X1)
        & sK3(X0,X1) = sK5(X0,X1)
        & ? [X5] :
            ( set_difference(X5,singleton(X0)) = sK4(X0,X1)
            & in(X5,X1) )
        & ? [X6] :
            ( set_difference(X6,singleton(X0)) = sK3(X0,X1)
            & in(X6,X1) )
        & sK4(X0,X1) = sK5(X0,X1) ) ),
    introduced(choice_axiom,[]) ).

fof(f75,plain,
    ! [X0,X1] :
      ( ? [X5] :
          ( set_difference(X5,singleton(X0)) = sK4(X0,X1)
          & in(X5,X1) )
     => ( sK4(X0,X1) = set_difference(sK6(X0,X1),singleton(X0))
        & in(sK6(X0,X1),X1) ) ),
    introduced(choice_axiom,[]) ).

fof(f76,plain,
    ! [X0,X1] :
      ( ? [X6] :
          ( set_difference(X6,singleton(X0)) = sK3(X0,X1)
          & in(X6,X1) )
     => ( set_difference(sK7(X0,X1),singleton(X0)) = sK3(X0,X1)
        & in(sK7(X0,X1),X1) ) ),
    introduced(choice_axiom,[]) ).

fof(f73,plain,
    ! [X0,X1] :
      ( ? [X2,X3,X4] :
          ( X2 != X3
          & X2 = X4
          & ? [X5] :
              ( set_difference(X5,singleton(X0)) = X3
              & in(X5,X1) )
          & ? [X6] :
              ( set_difference(X6,singleton(X0)) = X2
              & in(X6,X1) )
          & X3 = X4 )
      | ~ sP0(X0,X1) ),
    inference(rectify,[],[f72]) ).

fof(f72,plain,
    ! [X1,X0] :
      ( ? [X4,X3,X2] :
          ( X3 != X4
          & X2 = X4
          & ? [X6] :
              ( set_difference(X6,singleton(X1)) = X3
              & in(X6,X0) )
          & ? [X5] :
              ( set_difference(X5,singleton(X1)) = X4
              & in(X5,X0) )
          & X2 = X3 )
      | ~ sP0(X1,X0) ),
    inference(nnf_transformation,[],[f65]) ).

fof(f65,plain,
    ! [X1,X0] :
      ( ? [X4,X3,X2] :
          ( X3 != X4
          & X2 = X4
          & ? [X6] :
              ( set_difference(X6,singleton(X1)) = X3
              & in(X6,X0) )
          & ? [X5] :
              ( set_difference(X5,singleton(X1)) = X4
              & in(X5,X0) )
          & X2 = X3 )
      | ~ sP0(X1,X0) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP0])]) ).

fof(f265,plain,
    ! [X0,X1] :
      ( sK4(X0,X1) = sK3(X0,X1)
      | ~ sP0(X0,X1) ),
    inference(duplicate_literal_removal,[],[f264]) ).

fof(f264,plain,
    ! [X0,X1] :
      ( sK4(X0,X1) = sK3(X0,X1)
      | ~ sP0(X0,X1)
      | ~ sP0(X0,X1) ),
    inference(superposition,[],[f121,f126]) ).

fof(f126,plain,
    ! [X0,X1] :
      ( sK3(X0,X1) = sK5(X0,X1)
      | ~ sP0(X0,X1) ),
    inference(cnf_transformation,[],[f77]) ).

fof(f121,plain,
    ! [X0,X1] :
      ( sK4(X0,X1) = sK5(X0,X1)
      | ~ sP0(X0,X1) ),
    inference(cnf_transformation,[],[f77]) ).

fof(f130,plain,
    ! [X3,X0,X1] :
      ( ~ ordinal(X1)
      | sP0(X1,X0)
      | ~ element(X0,powerset(powerset(succ(X1))))
      | ~ in(X3,sK8(X0,X1))
      | sK9(X0,X1,X3) = X3 ),
    inference(cnf_transformation,[],[f83]) ).

fof(f83,plain,
    ! [X0,X1] :
      ( ~ element(X0,powerset(powerset(succ(X1))))
      | ~ ordinal(X1)
      | sP0(X1,X0)
      | ! [X3] :
          ( ( in(X3,sK8(X0,X1))
            | ! [X4] :
                ( ~ in(X4,powerset(X1))
                | X3 != X4
                | ! [X5] :
                    ( ~ in(X5,X0)
                    | set_difference(X5,singleton(X1)) != X3 ) ) )
          & ( ( in(sK9(X0,X1,X3),powerset(X1))
              & sK9(X0,X1,X3) = X3
              & in(sK10(X0,X1,X3),X0)
              & set_difference(sK10(X0,X1,X3),singleton(X1)) = X3 )
            | ~ in(X3,sK8(X0,X1)) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK8,sK9,sK10])],[f79,f82,f81,f80]) ).

fof(f80,plain,
    ! [X0,X1] :
      ( ? [X2] :
        ! [X3] :
          ( ( in(X3,X2)
            | ! [X4] :
                ( ~ in(X4,powerset(X1))
                | X3 != X4
                | ! [X5] :
                    ( ~ in(X5,X0)
                    | set_difference(X5,singleton(X1)) != X3 ) ) )
          & ( ? [X6] :
                ( in(X6,powerset(X1))
                & X3 = X6
                & ? [X7] :
                    ( in(X7,X0)
                    & set_difference(X7,singleton(X1)) = X3 ) )
            | ~ in(X3,X2) ) )
     => ! [X3] :
          ( ( in(X3,sK8(X0,X1))
            | ! [X4] :
                ( ~ in(X4,powerset(X1))
                | X3 != X4
                | ! [X5] :
                    ( ~ in(X5,X0)
                    | set_difference(X5,singleton(X1)) != X3 ) ) )
          & ( ? [X6] :
                ( in(X6,powerset(X1))
                & X3 = X6
                & ? [X7] :
                    ( in(X7,X0)
                    & set_difference(X7,singleton(X1)) = X3 ) )
            | ~ in(X3,sK8(X0,X1)) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f81,plain,
    ! [X0,X1,X3] :
      ( ? [X6] :
          ( in(X6,powerset(X1))
          & X3 = X6
          & ? [X7] :
              ( in(X7,X0)
              & set_difference(X7,singleton(X1)) = X3 ) )
     => ( in(sK9(X0,X1,X3),powerset(X1))
        & sK9(X0,X1,X3) = X3
        & ? [X7] :
            ( in(X7,X0)
            & set_difference(X7,singleton(X1)) = X3 ) ) ),
    introduced(choice_axiom,[]) ).

fof(f82,plain,
    ! [X0,X1,X3] :
      ( ? [X7] :
          ( in(X7,X0)
          & set_difference(X7,singleton(X1)) = X3 )
     => ( in(sK10(X0,X1,X3),X0)
        & set_difference(sK10(X0,X1,X3),singleton(X1)) = X3 ) ),
    introduced(choice_axiom,[]) ).

fof(f79,plain,
    ! [X0,X1] :
      ( ~ element(X0,powerset(powerset(succ(X1))))
      | ~ ordinal(X1)
      | sP0(X1,X0)
      | ? [X2] :
        ! [X3] :
          ( ( in(X3,X2)
            | ! [X4] :
                ( ~ in(X4,powerset(X1))
                | X3 != X4
                | ! [X5] :
                    ( ~ in(X5,X0)
                    | set_difference(X5,singleton(X1)) != X3 ) ) )
          & ( ? [X6] :
                ( in(X6,powerset(X1))
                & X3 = X6
                & ? [X7] :
                    ( in(X7,X0)
                    & set_difference(X7,singleton(X1)) = X3 ) )
            | ~ in(X3,X2) ) ) ),
    inference(rectify,[],[f78]) ).

fof(f78,plain,
    ! [X0,X1] :
      ( ~ element(X0,powerset(powerset(succ(X1))))
      | ~ ordinal(X1)
      | sP0(X1,X0)
      | ? [X7] :
        ! [X8] :
          ( ( in(X8,X7)
            | ! [X9] :
                ( ~ in(X9,powerset(X1))
                | X8 != X9
                | ! [X10] :
                    ( ~ in(X10,X0)
                    | set_difference(X10,singleton(X1)) != X8 ) ) )
          & ( ? [X9] :
                ( in(X9,powerset(X1))
                & X8 = X9
                & ? [X10] :
                    ( in(X10,X0)
                    & set_difference(X10,singleton(X1)) = X8 ) )
            | ~ in(X8,X7) ) ) ),
    inference(nnf_transformation,[],[f66]) ).

fof(f66,plain,
    ! [X0,X1] :
      ( ~ element(X0,powerset(powerset(succ(X1))))
      | ~ ordinal(X1)
      | sP0(X1,X0)
      | ? [X7] :
        ! [X8] :
          ( in(X8,X7)
        <=> ? [X9] :
              ( in(X9,powerset(X1))
              & X8 = X9
              & ? [X10] :
                  ( in(X10,X0)
                  & set_difference(X10,singleton(X1)) = X8 ) ) ) ),
    inference(definition_folding,[],[f58,f65]) ).

fof(f58,plain,
    ! [X0,X1] :
      ( ~ element(X0,powerset(powerset(succ(X1))))
      | ~ ordinal(X1)
      | ? [X4,X3,X2] :
          ( X3 != X4
          & X2 = X4
          & ? [X6] :
              ( set_difference(X6,singleton(X1)) = X3
              & in(X6,X0) )
          & ? [X5] :
              ( set_difference(X5,singleton(X1)) = X4
              & in(X5,X0) )
          & X2 = X3 )
      | ? [X7] :
        ! [X8] :
          ( in(X8,X7)
        <=> ? [X9] :
              ( in(X9,powerset(X1))
              & X8 = X9
              & ? [X10] :
                  ( in(X10,X0)
                  & set_difference(X10,singleton(X1)) = X8 ) ) ) ),
    inference(flattening,[],[f57]) ).

fof(f57,plain,
    ! [X1,X0] :
      ( ? [X7] :
        ! [X8] :
          ( in(X8,X7)
        <=> ? [X9] :
              ( in(X9,powerset(X1))
              & X8 = X9
              & ? [X10] :
                  ( in(X10,X0)
                  & set_difference(X10,singleton(X1)) = X8 ) ) )
      | ? [X4,X2,X3] :
          ( X3 != X4
          & ? [X5] :
              ( set_difference(X5,singleton(X1)) = X4
              & in(X5,X0) )
          & X2 = X4
          & ? [X6] :
              ( set_difference(X6,singleton(X1)) = X3
              & in(X6,X0) )
          & X2 = X3 )
      | ~ element(X0,powerset(powerset(succ(X1))))
      | ~ ordinal(X1) ),
    inference(ennf_transformation,[],[f44]) ).

fof(f44,plain,
    ! [X1,X0] :
      ( ( element(X0,powerset(powerset(succ(X1))))
        & ordinal(X1) )
     => ( ! [X4,X2,X3] :
            ( ( ? [X5] :
                  ( set_difference(X5,singleton(X1)) = X4
                  & in(X5,X0) )
              & X2 = X4
              & ? [X6] :
                  ( set_difference(X6,singleton(X1)) = X3
                  & in(X6,X0) )
              & X2 = X3 )
           => X3 = X4 )
       => ? [X7] :
          ! [X8] :
            ( in(X8,X7)
          <=> ? [X9] :
                ( in(X9,powerset(X1))
                & X8 = X9
                & ? [X10] :
                    ( in(X10,X0)
                    & set_difference(X10,singleton(X1)) = X8 ) ) ) ) ),
    inference(rectify,[],[f43]) ).

fof(f43,axiom,
    ! [X1,X0] :
      ( ( element(X1,powerset(powerset(succ(X0))))
        & ordinal(X0) )
     => ( ! [X2,X3,X4] :
            ( ( ? [X6] :
                  ( set_difference(X6,singleton(X0)) = X4
                  & in(X6,X1) )
              & X2 = X4
              & X2 = X3
              & ? [X5] :
                  ( in(X5,X1)
                  & set_difference(X5,singleton(X0)) = X3 ) )
           => X3 = X4 )
       => ? [X2] :
          ! [X3] :
            ( ? [X4] :
                ( ? [X7] :
                    ( set_difference(X7,singleton(X0)) = X3
                    & in(X7,X1) )
                & in(X4,powerset(X0))
                & X3 = X4 )
          <=> in(X3,X2) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_tarski__e4_27_3_1__finset_1__1) ).

fof(f288,plain,
    ! [X3,X0,X1] :
      ( in(sK9(X0,X1,X3),powerset(X1))
      | ~ ordinal(X1)
      | ~ element(X0,powerset(powerset(succ(X1))))
      | ~ in(X3,sK8(X0,X1)) ),
    inference(subsumption_resolution,[],[f131,f267]) ).

fof(f131,plain,
    ! [X3,X0,X1] :
      ( ~ ordinal(X1)
      | ~ in(X3,sK8(X0,X1))
      | sP0(X1,X0)
      | in(sK9(X0,X1,X3),powerset(X1))
      | ~ element(X0,powerset(powerset(succ(X1)))) ),
    inference(cnf_transformation,[],[f83]) ).

fof(f368,plain,
    ! [X0] :
      ( ~ in(sK14(X0),X0)
      | ~ in(sK14(X0),sK8(sK13,sK12))
      | ~ in(sK14(X0),powerset(sK12)) ),
    inference(subsumption_resolution,[],[f367,f139]) ).

fof(f367,plain,
    ! [X0] :
      ( ~ in(sK14(X0),powerset(sK12))
      | ~ in(sK14(X0),X0)
      | ~ in(sK14(X0),sK8(sK13,sK12))
      | ~ element(sK13,powerset(powerset(succ(sK12)))) ),
    inference(duplicate_literal_removal,[],[f366]) ).

fof(f366,plain,
    ! [X0] :
      ( ~ in(sK14(X0),X0)
      | ~ in(sK14(X0),sK8(sK13,sK12))
      | ~ in(sK14(X0),powerset(sK12))
      | ~ element(sK13,powerset(powerset(succ(sK12))))
      | ~ in(sK14(X0),sK8(sK13,sK12)) ),
    inference(resolution,[],[f365,f274]) ).

fof(f274,plain,
    ! [X0] :
      ( in(sK10(sK13,sK12,X0),sK13)
      | ~ in(X0,sK8(sK13,sK12)) ),
    inference(subsumption_resolution,[],[f269,f138]) ).

fof(f269,plain,
    ! [X0] :
      ( in(sK10(sK13,sK12,X0),sK13)
      | ~ ordinal(sK12)
      | ~ in(X0,sK8(sK13,sK12)) ),
    inference(resolution,[],[f268,f139]) ).

fof(f268,plain,
    ! [X3,X0,X1] :
      ( ~ element(X0,powerset(powerset(succ(X1))))
      | ~ in(X3,sK8(X0,X1))
      | ~ ordinal(X1)
      | in(sK10(X0,X1,X3),X0) ),
    inference(subsumption_resolution,[],[f129,f267]) ).

fof(f129,plain,
    ! [X3,X0,X1] :
      ( ~ element(X0,powerset(powerset(succ(X1))))
      | sP0(X1,X0)
      | ~ in(X3,sK8(X0,X1))
      | in(sK10(X0,X1,X3),X0)
      | ~ ordinal(X1) ),
    inference(cnf_transformation,[],[f83]) ).

fof(f365,plain,
    ! [X0,X1] :
      ( ~ in(sK10(X1,sK12,sK14(X0)),sK13)
      | ~ in(sK14(X0),sK8(X1,sK12))
      | ~ in(sK14(X0),powerset(sK12))
      | ~ in(sK14(X0),X0)
      | ~ element(X1,powerset(powerset(succ(sK12)))) ),
    inference(equality_resolution,[],[f364]) ).

fof(f364,plain,
    ! [X2,X0,X1] :
      ( sK14(X2) != X1
      | ~ in(X1,sK8(X0,sK12))
      | ~ in(sK14(X2),powerset(sK12))
      | ~ in(sK10(X0,sK12,X1),sK13)
      | ~ in(sK14(X2),X2)
      | ~ element(X0,powerset(powerset(succ(sK12)))) ),
    inference(subsumption_resolution,[],[f361,f138]) ).

fof(f361,plain,
    ! [X2,X0,X1] :
      ( ~ in(sK14(X2),powerset(sK12))
      | ~ ordinal(sK12)
      | ~ element(X0,powerset(powerset(succ(sK12))))
      | ~ in(sK14(X2),X2)
      | sK14(X2) != X1
      | ~ in(sK10(X0,sK12,X1),sK13)
      | ~ in(X1,sK8(X0,sK12)) ),
    inference(superposition,[],[f137,f360]) ).

fof(f360,plain,
    ! [X3,X0,X1] :
      ( set_difference(sK10(X0,X1,X3),singleton(X1)) = X3
      | ~ ordinal(X1)
      | ~ element(X0,powerset(powerset(succ(X1))))
      | ~ in(X3,sK8(X0,X1)) ),
    inference(subsumption_resolution,[],[f128,f267]) ).

fof(f128,plain,
    ! [X3,X0,X1] :
      ( ~ in(X3,sK8(X0,X1))
      | sP0(X1,X0)
      | ~ ordinal(X1)
      | ~ element(X0,powerset(powerset(succ(X1))))
      | set_difference(sK10(X0,X1,X3),singleton(X1)) = X3 ),
    inference(cnf_transformation,[],[f83]) ).

fof(f137,plain,
    ! [X2,X4] :
      ( sK14(X2) != set_difference(X4,singleton(sK12))
      | ~ in(X4,sK13)
      | ~ in(sK14(X2),powerset(sK12))
      | ~ in(sK14(X2),X2) ),
    inference(cnf_transformation,[],[f92]) ).

fof(f416,plain,
    in(sK14(sK8(sK13,sK12)),sK8(sK13,sK12)),
    inference(factoring,[],[f409]) ).

fof(f409,plain,
    ! [X0] :
      ( in(sK14(X0),sK8(sK13,sK12))
      | in(sK14(X0),X0) ),
    inference(subsumption_resolution,[],[f405,f136]) ).

fof(f136,plain,
    ! [X2] :
      ( in(sK15(X2),sK13)
      | in(sK14(X2),X2) ),
    inference(cnf_transformation,[],[f92]) ).

fof(f405,plain,
    ! [X0] :
      ( in(sK14(X0),sK8(sK13,sK12))
      | in(sK14(X0),X0)
      | ~ in(sK15(X0),sK13) ),
    inference(resolution,[],[f404,f139]) ).

fof(f404,plain,
    ! [X0,X1] :
      ( ~ element(X1,powerset(powerset(succ(sK12))))
      | ~ in(sK15(X0),X1)
      | in(sK14(X0),X0)
      | in(sK14(X0),sK8(X1,sK12)) ),
    inference(subsumption_resolution,[],[f403,f134]) ).

fof(f134,plain,
    ! [X2] :
      ( in(sK14(X2),powerset(sK12))
      | in(sK14(X2),X2) ),
    inference(cnf_transformation,[],[f92]) ).

fof(f403,plain,
    ! [X0,X1] :
      ( ~ in(sK14(X0),powerset(sK12))
      | ~ in(sK15(X0),X1)
      | ~ element(X1,powerset(powerset(succ(sK12))))
      | in(sK14(X0),X0)
      | in(sK14(X0),sK8(X1,sK12)) ),
    inference(subsumption_resolution,[],[f394,f138]) ).

fof(f394,plain,
    ! [X0,X1] :
      ( ~ in(sK14(X0),powerset(sK12))
      | in(sK14(X0),X0)
      | ~ ordinal(sK12)
      | in(sK14(X0),sK8(X1,sK12))
      | ~ in(sK15(X0),X1)
      | ~ element(X1,powerset(powerset(succ(sK12)))) ),
    inference(superposition,[],[f384,f135]) ).

fof(f135,plain,
    ! [X2] :
      ( set_difference(sK15(X2),singleton(sK12)) = sK14(X2)
      | in(sK14(X2),X2) ),
    inference(cnf_transformation,[],[f92]) ).

fof(f384,plain,
    ! [X0,X1,X5] :
      ( in(set_difference(X5,singleton(X1)),sK8(X0,X1))
      | ~ in(set_difference(X5,singleton(X1)),powerset(X1))
      | ~ ordinal(X1)
      | ~ in(X5,X0)
      | ~ element(X0,powerset(powerset(succ(X1)))) ),
    inference(subsumption_resolution,[],[f172,f267]) ).

fof(f172,plain,
    ! [X0,X1,X5] :
      ( ~ ordinal(X1)
      | ~ in(X5,X0)
      | sP0(X1,X0)
      | ~ element(X0,powerset(powerset(succ(X1))))
      | in(set_difference(X5,singleton(X1)),sK8(X0,X1))
      | ~ in(set_difference(X5,singleton(X1)),powerset(X1)) ),
    inference(equality_resolution,[],[f171]) ).

fof(f171,plain,
    ! [X0,X1,X4,X5] :
      ( ~ element(X0,powerset(powerset(succ(X1))))
      | ~ ordinal(X1)
      | sP0(X1,X0)
      | in(X4,sK8(X0,X1))
      | ~ in(X4,powerset(X1))
      | ~ in(X5,X0)
      | set_difference(X5,singleton(X1)) != X4 ),
    inference(equality_resolution,[],[f132]) ).

fof(f132,plain,
    ! [X3,X0,X1,X4,X5] :
      ( ~ element(X0,powerset(powerset(succ(X1))))
      | ~ ordinal(X1)
      | sP0(X1,X0)
      | in(X3,sK8(X0,X1))
      | ~ in(X4,powerset(X1))
      | X3 != X4
      | ~ in(X5,X0)
      | set_difference(X5,singleton(X1)) != X3 ),
    inference(cnf_transformation,[],[f83]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : SEU298+1 : TPTP v8.1.0. Released v3.3.0.
% 0.07/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.13/0.34  % Computer : n012.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   : Tue Aug 30 15:05:50 EDT 2022
% 0.13/0.34  % CPUTime    : 
% 1.23/0.51  % (10655)lrs+10_1:32_br=off:nm=16:sd=2:ss=axioms:st=2.0:urr=on:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 1.23/0.51  % (10646)dis+21_1:1_av=off:sos=on:sp=frequency:ss=included:to=lpo:i=15:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/15Mi)
% 1.23/0.51  % (10647)dis+1010_1:50_awrs=decay:awrsf=128:nwc=10.0:s2pl=no:sp=frequency:ss=axioms:i=39:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/39Mi)
% 1.23/0.51  % (10644)lrs+10_5:1_br=off:fde=none:nwc=3.0:sd=1:sgt=10:sos=on:ss=axioms:urr=on:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 1.23/0.51  % (10646)Refutation not found, incomplete strategy% (10646)------------------------------
% 1.23/0.51  % (10646)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.23/0.52  % (10671)lrs-11_1:1_nm=0:sac=on:sd=4:ss=axioms:st=3.0:i=24:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/24Mi)
% 1.23/0.52  % (10646)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.23/0.52  % (10646)Termination reason: Refutation not found, incomplete strategy
% 1.23/0.52  
% 1.23/0.52  % (10646)Memory used [KB]: 1535
% 1.23/0.52  % (10646)Time elapsed: 0.095 s
% 1.23/0.52  % (10646)Instructions burned: 5 (million)
% 1.23/0.52  % (10646)------------------------------
% 1.23/0.52  % (10646)------------------------------
% 1.23/0.52  % (10648)lrs+2_1:1_lcm=reverse:lma=on:sos=all:spb=goal_then_units:ss=included:urr=on:i=39:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/39Mi)
% 1.23/0.52  % (10642)lrs+10_1:1_gsp=on:sd=1:sgt=32:sos=on:ss=axioms:i=13:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/13Mi)
% 1.23/0.52  % (10645)lrs+10_1:1024_nm=0:nwc=5.0:ss=axioms:i=13:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/13Mi)
% 1.36/0.53  % (10649)dis+10_1:1_newcnf=on:sgt=8:sos=on:ss=axioms:to=lpo:urr=on:i=49:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/49Mi)
% 1.36/0.53  % (10661)dis-10_3:2_amm=sco:ep=RS:fsr=off:nm=10:sd=2:sos=on:ss=axioms:st=3.0:i=11:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/11Mi)
% 1.36/0.53  % (10652)lrs+10_1:2_br=off:nm=4:ss=included:urr=on:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 1.36/0.53  % (10661)Refutation not found, incomplete strategy% (10661)------------------------------
% 1.36/0.53  % (10661)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.36/0.53  % (10661)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.36/0.53  % (10661)Termination reason: Refutation not found, incomplete strategy
% 1.36/0.53  
% 1.36/0.53  % (10661)Memory used [KB]: 6140
% 1.36/0.53  % (10661)Time elapsed: 0.141 s
% 1.36/0.53  % (10661)Instructions burned: 6 (million)
% 1.36/0.53  % (10661)------------------------------
% 1.36/0.53  % (10661)------------------------------
% 1.36/0.53  % (10670)dis+2_3:1_aac=none:abs=on:ep=R:lcm=reverse:nwc=10.0:sos=on:sp=const_frequency:spb=units:urr=ec_only:i=8:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/8Mi)
% 1.36/0.53  % (10665)dis+10_1:1_av=off:sos=on:sp=reverse_arity:ss=included:st=2.0:to=lpo:urr=ec_only:i=45:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/45Mi)
% 1.36/0.53  % (10647)First to succeed.
% 1.36/0.54  % (10652)Instruction limit reached!
% 1.36/0.54  % (10652)------------------------------
% 1.36/0.54  % (10652)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.36/0.54  % (10670)Refutation not found, incomplete strategy% (10670)------------------------------
% 1.36/0.54  % (10670)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.36/0.54  % (10670)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.36/0.54  % (10670)Termination reason: Refutation not found, incomplete strategy
% 1.36/0.54  
% 1.36/0.54  % (10670)Memory used [KB]: 6140
% 1.36/0.54  % (10670)Time elapsed: 0.138 s
% 1.36/0.54  % (10670)Instructions burned: 6 (million)
% 1.36/0.54  % (10670)------------------------------
% 1.36/0.54  % (10670)------------------------------
% 1.36/0.54  % (10653)lrs+10_1:4_av=off:bs=unit_only:bsr=unit_only:ep=RS:s2a=on:sos=on:sp=frequency:to=lpo:i=16:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/16Mi)
% 1.36/0.54  % (10647)Refutation found. Thanks to Tanya!
% 1.36/0.54  % SZS status Theorem for theBenchmark
% 1.36/0.54  % SZS output start Proof for theBenchmark
% See solution above
% 1.36/0.54  % (10647)------------------------------
% 1.36/0.54  % (10647)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.36/0.54  % (10647)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.36/0.54  % (10647)Termination reason: Refutation
% 1.36/0.54  
% 1.36/0.54  % (10647)Memory used [KB]: 6268
% 1.36/0.54  % (10647)Time elapsed: 0.064 s
% 1.36/0.54  % (10647)Instructions burned: 17 (million)
% 1.36/0.54  % (10647)------------------------------
% 1.36/0.54  % (10647)------------------------------
% 1.36/0.54  % (10639)Success in time 0.181 s
%------------------------------------------------------------------------------