TSTP Solution File: SET967+1 by Vampire---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire---4.8
% Problem  : SET967+1 : TPTP v8.1.2. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --ignore_missing on --mode portfolio/casc [--schedule casc_hol_2020] -p tptp -om szs -t %d %s

% Computer : n007.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 15:46:32 EDT 2023

% Result   : Theorem 54.48s 8.23s
% Output   : Refutation 54.48s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   30
%            Number of leaves      :   18
% Syntax   : Number of formulae    :  203 (  26 unt;   0 def)
%            Number of atoms       :  572 ( 107 equ)
%            Maximal formula atoms :   14 (   2 avg)
%            Number of connectives :  636 ( 267   ~; 331   |;  32   &)
%                                         (   3 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :   18 (  18 usr;  12 con; 0-3 aty)
%            Number of variables   :  343 (; 329   !;  14   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f140662,plain,
    $false,
    inference(subsumption_resolution,[],[f140661,f139633]) ).

fof(f139633,plain,
    sF27 != sF30,
    inference(subsumption_resolution,[],[f110,f139632]) ).

fof(f139632,plain,
    sF23 = sF26,
    inference(duplicate_literal_removal,[],[f139631]) ).

fof(f139631,plain,
    ( sF23 = sF26
    | sF23 = sF26 ),
    inference(forward_demodulation,[],[f139625,f46474]) ).

fof(f46474,plain,
    sF23 = set_union2(sF23,sF26),
    inference(superposition,[],[f46471,f52]) ).

fof(f52,plain,
    ! [X0,X1] : set_union2(X0,X1) = set_union2(X1,X0),
    inference(cnf_transformation,[],[f3]) ).

fof(f3,axiom,
    ! [X0,X1] : set_union2(X0,X1) = set_union2(X1,X0),
    file('/export/starexec/sandbox/tmp/tmp.rnbEtgRaBQ/Vampire---4.8_6598',commutativity_k2_xboole_0) ).

fof(f46471,plain,
    sF23 = set_union2(sF26,sF23),
    inference(subsumption_resolution,[],[f46470,f42721]) ).

fof(f42721,plain,
    ! [X4] :
      ( in(sK7(sF26,X4,X4),sF23)
      | set_union2(sF26,X4) = X4 ),
    inference(subsumption_resolution,[],[f42705,f32224]) ).

fof(f32224,plain,
    ! [X3] :
      ( ~ in(X3,sF24)
      | in(X3,sF23) ),
    inference(subsumption_resolution,[],[f32223,f535]) ).

fof(f535,plain,
    ! [X3] :
      ( in(sK8(X3),sK2)
      | ~ in(X3,sF24) ),
    inference(duplicate_literal_removal,[],[f532]) ).

fof(f532,plain,
    ! [X3] :
      ( ~ in(X3,sF24)
      | in(sK8(X3),sK2)
      | ~ in(X3,sF24) ),
    inference(superposition,[],[f334,f103]) ).

fof(f103,plain,
    cartesian_product2(sK2,sK0) = sF24,
    introduced(function_definition,[]) ).

fof(f334,plain,
    ! [X56,X54,X55] :
      ( ~ in(X54,cartesian_product2(X55,X56))
      | in(sK8(X54),sK2)
      | ~ in(X54,sF24) ),
    inference(superposition,[],[f253,f71]) ).

fof(f71,plain,
    ! [X2,X0,X1] :
      ( ordered_pair(sK8(X0),sK9(X0)) = X0
      | ~ in(X0,cartesian_product2(X1,X2)) ),
    inference(cnf_transformation,[],[f41]) ).

fof(f41,plain,
    ! [X0,X1,X2] :
      ( ordered_pair(sK8(X0),sK9(X0)) = X0
      | ~ in(X0,cartesian_product2(X1,X2)) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK8,sK9])],[f26,f40]) ).

fof(f40,plain,
    ! [X0] :
      ( ? [X3,X4] : ordered_pair(X3,X4) = X0
     => ordered_pair(sK8(X0),sK9(X0)) = X0 ),
    introduced(choice_axiom,[]) ).

fof(f26,plain,
    ! [X0,X1,X2] :
      ( ? [X3,X4] : ordered_pair(X3,X4) = X0
      | ~ in(X0,cartesian_product2(X1,X2)) ),
    inference(ennf_transformation,[],[f13]) ).

fof(f13,axiom,
    ! [X0,X1,X2] :
      ~ ( ! [X3,X4] : ordered_pair(X3,X4) != X0
        & in(X0,cartesian_product2(X1,X2)) ),
    file('/export/starexec/sandbox/tmp/tmp.rnbEtgRaBQ/Vampire---4.8_6598',t102_zfmisc_1) ).

fof(f253,plain,
    ! [X6,X7] :
      ( ~ in(ordered_pair(X6,X7),sF24)
      | in(X6,sK2) ),
    inference(superposition,[],[f73,f103]) ).

fof(f73,plain,
    ! [X2,X3,X0,X1] :
      ( ~ in(ordered_pair(X0,X1),cartesian_product2(X2,X3))
      | in(X0,X2) ),
    inference(cnf_transformation,[],[f43]) ).

fof(f43,plain,
    ! [X0,X1,X2,X3] :
      ( ( in(ordered_pair(X0,X1),cartesian_product2(X2,X3))
        | ~ in(X1,X3)
        | ~ in(X0,X2) )
      & ( ( in(X1,X3)
          & in(X0,X2) )
        | ~ in(ordered_pair(X0,X1),cartesian_product2(X2,X3)) ) ),
    inference(flattening,[],[f42]) ).

fof(f42,plain,
    ! [X0,X1,X2,X3] :
      ( ( in(ordered_pair(X0,X1),cartesian_product2(X2,X3))
        | ~ in(X1,X3)
        | ~ in(X0,X2) )
      & ( ( in(X1,X3)
          & in(X0,X2) )
        | ~ in(ordered_pair(X0,X1),cartesian_product2(X2,X3)) ) ),
    inference(nnf_transformation,[],[f10]) ).

fof(f10,axiom,
    ! [X0,X1,X2,X3] :
      ( in(ordered_pair(X0,X1),cartesian_product2(X2,X3))
    <=> ( in(X1,X3)
        & in(X0,X2) ) ),
    file('/export/starexec/sandbox/tmp/tmp.rnbEtgRaBQ/Vampire---4.8_6598',l55_zfmisc_1) ).

fof(f32223,plain,
    ! [X3] :
      ( ~ in(X3,sF24)
      | ~ in(sK8(X3),sK2)
      | in(X3,sF23) ),
    inference(subsumption_resolution,[],[f32220,f1151]) ).

fof(f1151,plain,
    ! [X0] :
      ( in(sK9(X0),sF22)
      | ~ in(X0,sF24) ),
    inference(resolution,[],[f1150,f134]) ).

fof(f134,plain,
    ! [X8] :
      ( ~ in(X8,sK0)
      | in(X8,sF22) ),
    inference(superposition,[],[f79,f101]) ).

fof(f101,plain,
    set_union2(sK0,sK1) = sF22,
    introduced(function_definition,[]) ).

fof(f79,plain,
    ! [X0,X1,X4] :
      ( in(X4,set_union2(X0,X1))
      | ~ in(X4,X0) ),
    inference(equality_resolution,[],[f66]) ).

fof(f66,plain,
    ! [X2,X0,X1,X4] :
      ( in(X4,X2)
      | ~ in(X4,X0)
      | set_union2(X0,X1) != X2 ),
    inference(cnf_transformation,[],[f39]) ).

fof(f39,plain,
    ! [X0,X1,X2] :
      ( ( set_union2(X0,X1) = X2
        | ( ( ( ~ in(sK7(X0,X1,X2),X1)
              & ~ in(sK7(X0,X1,X2),X0) )
            | ~ in(sK7(X0,X1,X2),X2) )
          & ( in(sK7(X0,X1,X2),X1)
            | in(sK7(X0,X1,X2),X0)
            | in(sK7(X0,X1,X2),X2) ) ) )
      & ( ! [X4] :
            ( ( in(X4,X2)
              | ( ~ in(X4,X1)
                & ~ in(X4,X0) ) )
            & ( in(X4,X1)
              | in(X4,X0)
              | ~ in(X4,X2) ) )
        | set_union2(X0,X1) != X2 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK7])],[f37,f38]) ).

fof(f38,plain,
    ! [X0,X1,X2] :
      ( ? [X3] :
          ( ( ( ~ in(X3,X1)
              & ~ in(X3,X0) )
            | ~ in(X3,X2) )
          & ( in(X3,X1)
            | in(X3,X0)
            | in(X3,X2) ) )
     => ( ( ( ~ in(sK7(X0,X1,X2),X1)
            & ~ in(sK7(X0,X1,X2),X0) )
          | ~ in(sK7(X0,X1,X2),X2) )
        & ( in(sK7(X0,X1,X2),X1)
          | in(sK7(X0,X1,X2),X0)
          | in(sK7(X0,X1,X2),X2) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f37,plain,
    ! [X0,X1,X2] :
      ( ( set_union2(X0,X1) = X2
        | ? [X3] :
            ( ( ( ~ in(X3,X1)
                & ~ in(X3,X0) )
              | ~ in(X3,X2) )
            & ( in(X3,X1)
              | in(X3,X0)
              | in(X3,X2) ) ) )
      & ( ! [X4] :
            ( ( in(X4,X2)
              | ( ~ in(X4,X1)
                & ~ in(X4,X0) ) )
            & ( in(X4,X1)
              | in(X4,X0)
              | ~ in(X4,X2) ) )
        | set_union2(X0,X1) != X2 ) ),
    inference(rectify,[],[f36]) ).

fof(f36,plain,
    ! [X0,X1,X2] :
      ( ( set_union2(X0,X1) = X2
        | ? [X3] :
            ( ( ( ~ in(X3,X1)
                & ~ in(X3,X0) )
              | ~ in(X3,X2) )
            & ( in(X3,X1)
              | in(X3,X0)
              | in(X3,X2) ) ) )
      & ( ! [X3] :
            ( ( in(X3,X2)
              | ( ~ in(X3,X1)
                & ~ in(X3,X0) ) )
            & ( in(X3,X1)
              | in(X3,X0)
              | ~ in(X3,X2) ) )
        | set_union2(X0,X1) != X2 ) ),
    inference(flattening,[],[f35]) ).

fof(f35,plain,
    ! [X0,X1,X2] :
      ( ( set_union2(X0,X1) = X2
        | ? [X3] :
            ( ( ( ~ in(X3,X1)
                & ~ in(X3,X0) )
              | ~ in(X3,X2) )
            & ( in(X3,X1)
              | in(X3,X0)
              | in(X3,X2) ) ) )
      & ( ! [X3] :
            ( ( in(X3,X2)
              | ( ~ in(X3,X1)
                & ~ in(X3,X0) ) )
            & ( in(X3,X1)
              | in(X3,X0)
              | ~ in(X3,X2) ) )
        | set_union2(X0,X1) != X2 ) ),
    inference(nnf_transformation,[],[f4]) ).

fof(f4,axiom,
    ! [X0,X1,X2] :
      ( set_union2(X0,X1) = X2
    <=> ! [X3] :
          ( in(X3,X2)
        <=> ( in(X3,X1)
            | in(X3,X0) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.rnbEtgRaBQ/Vampire---4.8_6598',d2_xboole_0) ).

fof(f1150,plain,
    ! [X3] :
      ( in(sK9(X3),sK0)
      | ~ in(X3,sF24) ),
    inference(duplicate_literal_removal,[],[f1147]) ).

fof(f1147,plain,
    ! [X3] :
      ( ~ in(X3,sF24)
      | in(sK9(X3),sK0)
      | ~ in(X3,sF24) ),
    inference(superposition,[],[f340,f103]) ).

fof(f340,plain,
    ! [X72,X73,X74] :
      ( ~ in(X72,cartesian_product2(X73,X74))
      | in(sK9(X72),sK0)
      | ~ in(X72,sF24) ),
    inference(superposition,[],[f259,f71]) ).

fof(f259,plain,
    ! [X6,X7] :
      ( ~ in(ordered_pair(X6,X7),sF24)
      | in(X7,sK0) ),
    inference(superposition,[],[f74,f103]) ).

fof(f74,plain,
    ! [X2,X3,X0,X1] :
      ( ~ in(ordered_pair(X0,X1),cartesian_product2(X2,X3))
      | in(X1,X3) ),
    inference(cnf_transformation,[],[f43]) ).

fof(f32220,plain,
    ! [X3] :
      ( ~ in(X3,sF24)
      | ~ in(sK9(X3),sF22)
      | ~ in(sK8(X3),sK2)
      | in(X3,sF23) ),
    inference(superposition,[],[f450,f103]) ).

fof(f450,plain,
    ! [X2,X0,X1] :
      ( ~ in(X0,cartesian_product2(X1,X2))
      | ~ in(sK9(X0),sF22)
      | ~ in(sK8(X0),sK2)
      | in(X0,sF23) ),
    inference(superposition,[],[f370,f71]) ).

fof(f370,plain,
    ! [X4,X5] :
      ( in(ordered_pair(X4,X5),sF23)
      | ~ in(X5,sF22)
      | ~ in(X4,sK2) ),
    inference(superposition,[],[f75,f102]) ).

fof(f102,plain,
    cartesian_product2(sK2,sF22) = sF23,
    introduced(function_definition,[]) ).

fof(f75,plain,
    ! [X2,X3,X0,X1] :
      ( in(ordered_pair(X0,X1),cartesian_product2(X2,X3))
      | ~ in(X1,X3)
      | ~ in(X0,X2) ),
    inference(cnf_transformation,[],[f43]) ).

fof(f42705,plain,
    ! [X4] :
      ( in(sK7(sF26,X4,X4),sF24)
      | set_union2(sF26,X4) = X4
      | in(sK7(sF26,X4,X4),sF23) ),
    inference(resolution,[],[f576,f32226]) ).

fof(f32226,plain,
    ! [X4] :
      ( ~ in(X4,sF25)
      | in(X4,sF23) ),
    inference(subsumption_resolution,[],[f32225,f1064]) ).

fof(f1064,plain,
    ! [X4] :
      ( in(sK8(X4),sK2)
      | ~ in(X4,sF25) ),
    inference(duplicate_literal_removal,[],[f1062]) ).

fof(f1062,plain,
    ! [X4] :
      ( ~ in(X4,sF25)
      | in(sK8(X4),sK2)
      | ~ in(X4,sF25) ),
    inference(superposition,[],[f335,f104]) ).

fof(f104,plain,
    cartesian_product2(sK2,sK1) = sF25,
    introduced(function_definition,[]) ).

fof(f335,plain,
    ! [X58,X59,X57] :
      ( ~ in(X57,cartesian_product2(X58,X59))
      | in(sK8(X57),sK2)
      | ~ in(X57,sF25) ),
    inference(superposition,[],[f254,f71]) ).

fof(f254,plain,
    ! [X8,X9] :
      ( ~ in(ordered_pair(X8,X9),sF25)
      | in(X8,sK2) ),
    inference(superposition,[],[f73,f104]) ).

fof(f32225,plain,
    ! [X4] :
      ( ~ in(X4,sF25)
      | ~ in(sK8(X4),sK2)
      | in(X4,sF23) ),
    inference(subsumption_resolution,[],[f32221,f1167]) ).

fof(f1167,plain,
    ! [X0] :
      ( in(sK9(X0),sF22)
      | ~ in(X0,sF25) ),
    inference(resolution,[],[f1166,f127]) ).

fof(f127,plain,
    ! [X8] :
      ( ~ in(X8,sK1)
      | in(X8,sF22) ),
    inference(superposition,[],[f78,f101]) ).

fof(f78,plain,
    ! [X0,X1,X4] :
      ( in(X4,set_union2(X0,X1))
      | ~ in(X4,X1) ),
    inference(equality_resolution,[],[f67]) ).

fof(f67,plain,
    ! [X2,X0,X1,X4] :
      ( in(X4,X2)
      | ~ in(X4,X1)
      | set_union2(X0,X1) != X2 ),
    inference(cnf_transformation,[],[f39]) ).

fof(f1166,plain,
    ! [X4] :
      ( in(sK9(X4),sK1)
      | ~ in(X4,sF25) ),
    inference(duplicate_literal_removal,[],[f1164]) ).

fof(f1164,plain,
    ! [X4] :
      ( ~ in(X4,sF25)
      | in(sK9(X4),sK1)
      | ~ in(X4,sF25) ),
    inference(superposition,[],[f341,f104]) ).

fof(f341,plain,
    ! [X76,X77,X75] :
      ( ~ in(X75,cartesian_product2(X76,X77))
      | in(sK9(X75),sK1)
      | ~ in(X75,sF25) ),
    inference(superposition,[],[f260,f71]) ).

fof(f260,plain,
    ! [X8,X9] :
      ( ~ in(ordered_pair(X8,X9),sF25)
      | in(X9,sK1) ),
    inference(superposition,[],[f74,f104]) ).

fof(f32221,plain,
    ! [X4] :
      ( ~ in(X4,sF25)
      | ~ in(sK9(X4),sF22)
      | ~ in(sK8(X4),sK2)
      | in(X4,sF23) ),
    inference(superposition,[],[f450,f104]) ).

fof(f576,plain,
    ! [X18] :
      ( in(sK7(sF26,X18,X18),sF25)
      | in(sK7(sF26,X18,X18),sF24)
      | set_union2(sF26,X18) = X18 ),
    inference(resolution,[],[f561,f317]) ).

fof(f317,plain,
    ! [X9] :
      ( ~ in(X9,sF26)
      | in(X9,sF24)
      | in(X9,sF25) ),
    inference(superposition,[],[f80,f105]) ).

fof(f105,plain,
    set_union2(sF24,sF25) = sF26,
    introduced(function_definition,[]) ).

fof(f80,plain,
    ! [X0,X1,X4] :
      ( ~ in(X4,set_union2(X0,X1))
      | in(X4,X0)
      | in(X4,X1) ),
    inference(equality_resolution,[],[f65]) ).

fof(f65,plain,
    ! [X2,X0,X1,X4] :
      ( in(X4,X1)
      | in(X4,X0)
      | ~ in(X4,X2)
      | set_union2(X0,X1) != X2 ),
    inference(cnf_transformation,[],[f39]) ).

fof(f561,plain,
    ! [X0,X1] :
      ( in(sK7(X0,X1,X1),X0)
      | set_union2(X0,X1) = X1 ),
    inference(subsumption_resolution,[],[f557,f70]) ).

fof(f70,plain,
    ! [X2,X0,X1] :
      ( ~ in(sK7(X0,X1,X2),X2)
      | ~ in(sK7(X0,X1,X2),X1)
      | set_union2(X0,X1) = X2 ),
    inference(cnf_transformation,[],[f39]) ).

fof(f557,plain,
    ! [X0,X1] :
      ( in(sK7(X0,X1,X1),X1)
      | in(sK7(X0,X1,X1),X0)
      | set_union2(X0,X1) = X1 ),
    inference(factoring,[],[f68]) ).

fof(f68,plain,
    ! [X2,X0,X1] :
      ( in(sK7(X0,X1,X2),X2)
      | in(sK7(X0,X1,X2),X1)
      | in(sK7(X0,X1,X2),X0)
      | set_union2(X0,X1) = X2 ),
    inference(cnf_transformation,[],[f39]) ).

fof(f46470,plain,
    ( sF23 = set_union2(sF26,sF23)
    | ~ in(sK7(sF26,sF23,sF23),sF23) ),
    inference(duplicate_literal_removal,[],[f46456]) ).

fof(f46456,plain,
    ( sF23 = set_union2(sF26,sF23)
    | ~ in(sK7(sF26,sF23,sF23),sF23)
    | sF23 = set_union2(sF26,sF23) ),
    inference(resolution,[],[f42721,f70]) ).

fof(f139625,plain,
    ( sF23 = sF26
    | sF26 = set_union2(sF23,sF26) ),
    inference(resolution,[],[f139616,f135696]) ).

fof(f135696,plain,
    ! [X0,X1] :
      ( ~ in(sK7(X1,X0,X0),X0)
      | set_union2(X1,X0) = X0 ),
    inference(superposition,[],[f92119,f50]) ).

fof(f50,plain,
    ! [X0] : set_union2(X0,X0) = X0,
    inference(cnf_transformation,[],[f18]) ).

fof(f18,plain,
    ! [X0] : set_union2(X0,X0) = X0,
    inference(rectify,[],[f9]) ).

fof(f9,axiom,
    ! [X0,X1] : set_union2(X0,X0) = X0,
    file('/export/starexec/sandbox/tmp/tmp.rnbEtgRaBQ/Vampire---4.8_6598',idempotence_k2_xboole_0) ).

fof(f92119,plain,
    ! [X2,X0,X1] :
      ( ~ in(sK7(X0,X1,set_union2(X2,X1)),X1)
      | set_union2(X0,X1) = set_union2(X2,X1) ),
    inference(subsumption_resolution,[],[f92118,f430]) ).

fof(f430,plain,
    ! [X6,X7,X4,X5] :
      ( ~ in(sK7(X4,X5,set_union2(X6,X7)),X7)
      | set_union2(X4,X5) = set_union2(X6,X7)
      | ~ in(sK7(X4,X5,set_union2(X6,X7)),X4) ),
    inference(resolution,[],[f69,f78]) ).

fof(f69,plain,
    ! [X2,X0,X1] :
      ( ~ in(sK7(X0,X1,X2),X2)
      | ~ in(sK7(X0,X1,X2),X0)
      | set_union2(X0,X1) = X2 ),
    inference(cnf_transformation,[],[f39]) ).

fof(f92118,plain,
    ! [X2,X0,X1] :
      ( set_union2(X0,X1) = set_union2(X2,X1)
      | in(sK7(X0,X1,set_union2(X2,X1)),X0)
      | ~ in(sK7(X0,X1,set_union2(X2,X1)),X1) ),
    inference(duplicate_literal_removal,[],[f91981]) ).

fof(f91981,plain,
    ! [X2,X0,X1] :
      ( set_union2(X0,X1) = set_union2(X2,X1)
      | in(sK7(X0,X1,set_union2(X2,X1)),X0)
      | set_union2(X0,X1) = set_union2(X2,X1)
      | ~ in(sK7(X0,X1,set_union2(X2,X1)),X1) ),
    inference(resolution,[],[f18328,f489]) ).

fof(f489,plain,
    ! [X2,X3,X0,X1] :
      ( ~ in(sK7(X0,X1,set_union2(X2,X3)),X2)
      | set_union2(X0,X1) = set_union2(X2,X3)
      | ~ in(sK7(X0,X1,set_union2(X2,X3)),X1) ),
    inference(resolution,[],[f70,f79]) ).

fof(f18328,plain,
    ! [X8,X6,X7] :
      ( in(sK7(X6,X7,set_union2(X8,X7)),X8)
      | set_union2(X6,X7) = set_union2(X8,X7)
      | in(sK7(X6,X7,set_union2(X8,X7)),X6) ),
    inference(subsumption_resolution,[],[f18271,f490]) ).

fof(f490,plain,
    ! [X6,X7,X4,X5] :
      ( ~ in(sK7(X4,X5,set_union2(X6,X7)),X7)
      | set_union2(X4,X5) = set_union2(X6,X7)
      | ~ in(sK7(X4,X5,set_union2(X6,X7)),X5) ),
    inference(resolution,[],[f70,f78]) ).

fof(f18271,plain,
    ! [X8,X6,X7] :
      ( in(sK7(X6,X7,set_union2(X8,X7)),X7)
      | in(sK7(X6,X7,set_union2(X8,X7)),X6)
      | set_union2(X6,X7) = set_union2(X8,X7)
      | in(sK7(X6,X7,set_union2(X8,X7)),X8) ),
    inference(factoring,[],[f540]) ).

fof(f540,plain,
    ! [X10,X11,X9,X12] :
      ( in(sK7(X9,X10,set_union2(X11,X12)),X12)
      | in(sK7(X9,X10,set_union2(X11,X12)),X9)
      | set_union2(X9,X10) = set_union2(X11,X12)
      | in(sK7(X9,X10,set_union2(X11,X12)),X11)
      | in(sK7(X9,X10,set_union2(X11,X12)),X10) ),
    inference(resolution,[],[f68,f80]) ).

fof(f139616,plain,
    ( in(sK7(sF23,sF26,sF26),sF26)
    | sF23 = sF26 ),
    inference(subsumption_resolution,[],[f139614,f135]) ).

fof(f135,plain,
    ! [X9] :
      ( ~ in(X9,sF24)
      | in(X9,sF26) ),
    inference(superposition,[],[f79,f105]) ).

fof(f139614,plain,
    ( sF23 = sF26
    | in(sK7(sF23,sF26,sF26),sF24)
    | in(sK7(sF23,sF26,sF26),sF26) ),
    inference(resolution,[],[f94869,f128]) ).

fof(f128,plain,
    ! [X9] :
      ( ~ in(X9,sF25)
      | in(X9,sF26) ),
    inference(superposition,[],[f78,f105]) ).

fof(f94869,plain,
    ( in(sK7(sF23,sF26,sF26),sF25)
    | sF23 = sF26
    | in(sK7(sF23,sF26,sF26),sF24) ),
    inference(resolution,[],[f94815,f34861]) ).

fof(f34861,plain,
    ! [X1] :
      ( ~ in(X1,sF23)
      | in(X1,sF25)
      | in(X1,sF24) ),
    inference(duplicate_literal_removal,[],[f34858]) ).

fof(f34858,plain,
    ! [X1] :
      ( in(X1,sF25)
      | ~ in(X1,sF23)
      | ~ in(X1,sF23)
      | in(X1,sF24) ),
    inference(resolution,[],[f34854,f32771]) ).

fof(f32771,plain,
    ! [X2] :
      ( ~ in(sK9(X2),sK0)
      | ~ in(X2,sF23)
      | in(X2,sF24) ),
    inference(subsumption_resolution,[],[f32767,f526]) ).

fof(f526,plain,
    ! [X2] :
      ( in(sK8(X2),sK2)
      | ~ in(X2,sF23) ),
    inference(duplicate_literal_removal,[],[f522]) ).

fof(f522,plain,
    ! [X2] :
      ( ~ in(X2,sF23)
      | in(sK8(X2),sK2)
      | ~ in(X2,sF23) ),
    inference(superposition,[],[f333,f102]) ).

fof(f333,plain,
    ! [X51,X52,X53] :
      ( ~ in(X51,cartesian_product2(X52,X53))
      | in(sK8(X51),sK2)
      | ~ in(X51,sF23) ),
    inference(superposition,[],[f252,f71]) ).

fof(f252,plain,
    ! [X4,X5] :
      ( ~ in(ordered_pair(X4,X5),sF23)
      | in(X4,sK2) ),
    inference(superposition,[],[f73,f102]) ).

fof(f32767,plain,
    ! [X2] :
      ( ~ in(X2,sF23)
      | ~ in(sK9(X2),sK0)
      | ~ in(sK8(X2),sK2)
      | in(X2,sF24) ),
    inference(superposition,[],[f457,f102]) ).

fof(f457,plain,
    ! [X2,X0,X1] :
      ( ~ in(X0,cartesian_product2(X1,X2))
      | ~ in(sK9(X0),sK0)
      | ~ in(sK8(X0),sK2)
      | in(X0,sF24) ),
    inference(superposition,[],[f371,f71]) ).

fof(f371,plain,
    ! [X6,X7] :
      ( in(ordered_pair(X6,X7),sF24)
      | ~ in(X7,sK0)
      | ~ in(X6,sK2) ),
    inference(superposition,[],[f75,f103]) ).

fof(f34854,plain,
    ! [X1] :
      ( in(sK9(X1),sK0)
      | in(X1,sF25)
      | ~ in(X1,sF23) ),
    inference(duplicate_literal_removal,[],[f34853]) ).

fof(f34853,plain,
    ! [X1] :
      ( ~ in(X1,sF23)
      | in(X1,sF25)
      | in(sK9(X1),sK0)
      | ~ in(X1,sF23) ),
    inference(resolution,[],[f33659,f1135]) ).

fof(f1135,plain,
    ! [X0] :
      ( in(sK9(X0),sK1)
      | in(sK9(X0),sK0)
      | ~ in(X0,sF23) ),
    inference(resolution,[],[f1134,f316]) ).

fof(f316,plain,
    ! [X8] :
      ( ~ in(X8,sF22)
      | in(X8,sK0)
      | in(X8,sK1) ),
    inference(superposition,[],[f80,f101]) ).

fof(f1134,plain,
    ! [X2] :
      ( in(sK9(X2),sF22)
      | ~ in(X2,sF23) ),
    inference(duplicate_literal_removal,[],[f1130]) ).

fof(f1130,plain,
    ! [X2] :
      ( ~ in(X2,sF23)
      | in(sK9(X2),sF22)
      | ~ in(X2,sF23) ),
    inference(superposition,[],[f339,f102]) ).

fof(f339,plain,
    ! [X70,X71,X69] :
      ( ~ in(X69,cartesian_product2(X70,X71))
      | in(sK9(X69),sF22)
      | ~ in(X69,sF23) ),
    inference(superposition,[],[f258,f71]) ).

fof(f258,plain,
    ! [X4,X5] :
      ( ~ in(ordered_pair(X4,X5),sF23)
      | in(X5,sF22) ),
    inference(superposition,[],[f74,f102]) ).

fof(f33659,plain,
    ! [X2] :
      ( ~ in(sK9(X2),sK1)
      | ~ in(X2,sF23)
      | in(X2,sF25) ),
    inference(subsumption_resolution,[],[f33655,f526]) ).

fof(f33655,plain,
    ! [X2] :
      ( ~ in(X2,sF23)
      | ~ in(sK9(X2),sK1)
      | ~ in(sK8(X2),sK2)
      | in(X2,sF25) ),
    inference(superposition,[],[f464,f102]) ).

fof(f464,plain,
    ! [X2,X0,X1] :
      ( ~ in(X0,cartesian_product2(X1,X2))
      | ~ in(sK9(X0),sK1)
      | ~ in(sK8(X0),sK2)
      | in(X0,sF25) ),
    inference(superposition,[],[f372,f71]) ).

fof(f372,plain,
    ! [X8,X9] :
      ( in(ordered_pair(X8,X9),sF25)
      | ~ in(X9,sK1)
      | ~ in(X8,sK2) ),
    inference(superposition,[],[f75,f104]) ).

fof(f94815,plain,
    ( in(sK7(sF23,sF26,sF26),sF23)
    | sF23 = sF26 ),
    inference(superposition,[],[f71494,f46474]) ).

fof(f71494,plain,
    ! [X0,X1] :
      ( in(sK7(set_union2(X0,X1),X1,X1),X0)
      | set_union2(X0,X1) = X1 ),
    inference(forward_demodulation,[],[f71493,f6913]) ).

fof(f6913,plain,
    ! [X2,X1] : set_union2(X2,X1) = set_union2(set_union2(X2,X1),X1),
    inference(superposition,[],[f6905,f52]) ).

fof(f6905,plain,
    ! [X2,X3] : set_union2(X2,X3) = set_union2(set_union2(X2,X3),X2),
    inference(subsumption_resolution,[],[f6903,f562]) ).

fof(f562,plain,
    ! [X2,X3] :
      ( in(sK7(X2,X3,X2),X3)
      | set_union2(X2,X3) = X2 ),
    inference(subsumption_resolution,[],[f558,f69]) ).

fof(f558,plain,
    ! [X2,X3] :
      ( in(sK7(X2,X3,X2),X2)
      | in(sK7(X2,X3,X2),X3)
      | set_union2(X2,X3) = X2 ),
    inference(factoring,[],[f68]) ).

fof(f6903,plain,
    ! [X2,X3] :
      ( set_union2(X2,X3) = set_union2(set_union2(X2,X3),X2)
      | ~ in(sK7(set_union2(X2,X3),X2,set_union2(X2,X3)),X2) ),
    inference(duplicate_literal_removal,[],[f6832]) ).

fof(f6832,plain,
    ! [X2,X3] :
      ( set_union2(X2,X3) = set_union2(set_union2(X2,X3),X2)
      | ~ in(sK7(set_union2(X2,X3),X2,set_union2(X2,X3)),X2)
      | set_union2(X2,X3) = set_union2(set_union2(X2,X3),X2) ),
    inference(resolution,[],[f489,f562]) ).

fof(f71493,plain,
    ! [X0,X1] :
      ( in(sK7(set_union2(X0,X1),X1,X1),X0)
      | set_union2(set_union2(X0,X1),X1) = X1 ),
    inference(subsumption_resolution,[],[f71492,f566]) ).

fof(f566,plain,
    ! [X6,X4,X5] :
      ( in(sK7(set_union2(X4,X5),X6,X6),X5)
      | in(sK7(set_union2(X4,X5),X6,X6),X4)
      | set_union2(set_union2(X4,X5),X6) = X6 ),
    inference(resolution,[],[f561,f80]) ).

fof(f71492,plain,
    ! [X0,X1] :
      ( in(sK7(set_union2(X0,X1),X1,X1),X0)
      | set_union2(set_union2(X0,X1),X1) = X1
      | ~ in(sK7(set_union2(X0,X1),X1,X1),X1) ),
    inference(duplicate_literal_removal,[],[f71338]) ).

fof(f71338,plain,
    ! [X0,X1] :
      ( in(sK7(set_union2(X0,X1),X1,X1),X0)
      | set_union2(set_union2(X0,X1),X1) = X1
      | ~ in(sK7(set_union2(X0,X1),X1,X1),X1)
      | set_union2(set_union2(X0,X1),X1) = X1 ),
    inference(resolution,[],[f566,f70]) ).

fof(f110,plain,
    ( sF27 != sF30
    | sF23 != sF26 ),
    inference(definition_folding,[],[f48,f109,f108,f107,f106,f101,f105,f104,f103,f102,f101]) ).

fof(f106,plain,
    cartesian_product2(sF22,sK2) = sF27,
    introduced(function_definition,[]) ).

fof(f107,plain,
    cartesian_product2(sK0,sK2) = sF28,
    introduced(function_definition,[]) ).

fof(f108,plain,
    cartesian_product2(sK1,sK2) = sF29,
    introduced(function_definition,[]) ).

fof(f109,plain,
    set_union2(sF28,sF29) = sF30,
    introduced(function_definition,[]) ).

fof(f48,plain,
    ( cartesian_product2(sK2,set_union2(sK0,sK1)) != set_union2(cartesian_product2(sK2,sK0),cartesian_product2(sK2,sK1))
    | cartesian_product2(set_union2(sK0,sK1),sK2) != set_union2(cartesian_product2(sK0,sK2),cartesian_product2(sK1,sK2)) ),
    inference(cnf_transformation,[],[f29]) ).

fof(f29,plain,
    ( cartesian_product2(sK2,set_union2(sK0,sK1)) != set_union2(cartesian_product2(sK2,sK0),cartesian_product2(sK2,sK1))
    | cartesian_product2(set_union2(sK0,sK1),sK2) != set_union2(cartesian_product2(sK0,sK2),cartesian_product2(sK1,sK2)) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2])],[f20,f28]) ).

fof(f28,plain,
    ( ? [X0,X1,X2] :
        ( cartesian_product2(X2,set_union2(X0,X1)) != set_union2(cartesian_product2(X2,X0),cartesian_product2(X2,X1))
        | cartesian_product2(set_union2(X0,X1),X2) != set_union2(cartesian_product2(X0,X2),cartesian_product2(X1,X2)) )
   => ( cartesian_product2(sK2,set_union2(sK0,sK1)) != set_union2(cartesian_product2(sK2,sK0),cartesian_product2(sK2,sK1))
      | cartesian_product2(set_union2(sK0,sK1),sK2) != set_union2(cartesian_product2(sK0,sK2),cartesian_product2(sK1,sK2)) ) ),
    introduced(choice_axiom,[]) ).

fof(f20,plain,
    ? [X0,X1,X2] :
      ( cartesian_product2(X2,set_union2(X0,X1)) != set_union2(cartesian_product2(X2,X0),cartesian_product2(X2,X1))
      | cartesian_product2(set_union2(X0,X1),X2) != set_union2(cartesian_product2(X0,X2),cartesian_product2(X1,X2)) ),
    inference(ennf_transformation,[],[f17]) ).

fof(f17,negated_conjecture,
    ~ ! [X0,X1,X2] :
        ( cartesian_product2(X2,set_union2(X0,X1)) = set_union2(cartesian_product2(X2,X0),cartesian_product2(X2,X1))
        & cartesian_product2(set_union2(X0,X1),X2) = set_union2(cartesian_product2(X0,X2),cartesian_product2(X1,X2)) ),
    inference(negated_conjecture,[],[f16]) ).

fof(f16,conjecture,
    ! [X0,X1,X2] :
      ( cartesian_product2(X2,set_union2(X0,X1)) = set_union2(cartesian_product2(X2,X0),cartesian_product2(X2,X1))
      & cartesian_product2(set_union2(X0,X1),X2) = set_union2(cartesian_product2(X0,X2),cartesian_product2(X1,X2)) ),
    file('/export/starexec/sandbox/tmp/tmp.rnbEtgRaBQ/Vampire---4.8_6598',t120_zfmisc_1) ).

fof(f140661,plain,
    sF27 = sF30,
    inference(forward_demodulation,[],[f140655,f51092]) ).

fof(f51092,plain,
    sF27 = set_union2(sF27,sF30),
    inference(superposition,[],[f51089,f52]) ).

fof(f51089,plain,
    sF27 = set_union2(sF30,sF27),
    inference(subsumption_resolution,[],[f51088,f42886]) ).

fof(f42886,plain,
    ! [X4] :
      ( in(sK7(sF30,X4,X4),sF27)
      | set_union2(sF30,X4) = X4 ),
    inference(subsumption_resolution,[],[f42870,f35105]) ).

fof(f35105,plain,
    ! [X0] :
      ( ~ in(X0,sF28)
      | in(X0,sF27) ),
    inference(subsumption_resolution,[],[f35104,f503]) ).

fof(f503,plain,
    ! [X0] :
      ( in(sK8(X0),sF22)
      | ~ in(X0,sF28) ),
    inference(resolution,[],[f502,f134]) ).

fof(f502,plain,
    ! [X0] :
      ( in(sK8(X0),sK0)
      | ~ in(X0,sF28) ),
    inference(duplicate_literal_removal,[],[f496]) ).

fof(f496,plain,
    ! [X0] :
      ( ~ in(X0,sF28)
      | in(sK8(X0),sK0)
      | ~ in(X0,sF28) ),
    inference(superposition,[],[f331,f107]) ).

fof(f331,plain,
    ! [X46,X47,X45] :
      ( ~ in(X45,cartesian_product2(X46,X47))
      | in(sK8(X45),sK0)
      | ~ in(X45,sF28) ),
    inference(superposition,[],[f250,f71]) ).

fof(f250,plain,
    ! [X0,X1] :
      ( ~ in(ordered_pair(X0,X1),sF28)
      | in(X0,sK0) ),
    inference(superposition,[],[f73,f107]) ).

fof(f35104,plain,
    ! [X0] :
      ( ~ in(X0,sF28)
      | ~ in(sK8(X0),sF22)
      | in(X0,sF27) ),
    inference(subsumption_resolution,[],[f35098,f1108]) ).

fof(f1108,plain,
    ! [X0] :
      ( in(sK9(X0),sK2)
      | ~ in(X0,sF28) ),
    inference(duplicate_literal_removal,[],[f1102]) ).

fof(f1102,plain,
    ! [X0] :
      ( ~ in(X0,sF28)
      | in(sK9(X0),sK2)
      | ~ in(X0,sF28) ),
    inference(superposition,[],[f337,f107]) ).

fof(f337,plain,
    ! [X65,X63,X64] :
      ( ~ in(X63,cartesian_product2(X64,X65))
      | in(sK9(X63),sK2)
      | ~ in(X63,sF28) ),
    inference(superposition,[],[f256,f71]) ).

fof(f256,plain,
    ! [X0,X1] :
      ( ~ in(ordered_pair(X0,X1),sF28)
      | in(X1,sK2) ),
    inference(superposition,[],[f74,f107]) ).

fof(f35098,plain,
    ! [X0] :
      ( ~ in(X0,sF28)
      | ~ in(sK9(X0),sK2)
      | ~ in(sK8(X0),sF22)
      | in(X0,sF27) ),
    inference(superposition,[],[f470,f107]) ).

fof(f470,plain,
    ! [X2,X0,X1] :
      ( ~ in(X0,cartesian_product2(X1,X2))
      | ~ in(sK9(X0),sK2)
      | ~ in(sK8(X0),sF22)
      | in(X0,sF27) ),
    inference(superposition,[],[f373,f71]) ).

fof(f373,plain,
    ! [X10,X11] :
      ( in(ordered_pair(X10,X11),sF27)
      | ~ in(X11,sK2)
      | ~ in(X10,sF22) ),
    inference(superposition,[],[f75,f106]) ).

fof(f42870,plain,
    ! [X4] :
      ( in(sK7(sF30,X4,X4),sF28)
      | set_union2(sF30,X4) = X4
      | in(sK7(sF30,X4,X4),sF27) ),
    inference(resolution,[],[f582,f35107]) ).

fof(f35107,plain,
    ! [X1] :
      ( ~ in(X1,sF29)
      | in(X1,sF27) ),
    inference(subsumption_resolution,[],[f35106,f515]) ).

fof(f515,plain,
    ! [X0] :
      ( in(sK8(X0),sF22)
      | ~ in(X0,sF29) ),
    inference(resolution,[],[f514,f127]) ).

fof(f514,plain,
    ! [X1] :
      ( in(sK8(X1),sK1)
      | ~ in(X1,sF29) ),
    inference(duplicate_literal_removal,[],[f509]) ).

fof(f509,plain,
    ! [X1] :
      ( ~ in(X1,sF29)
      | in(sK8(X1),sK1)
      | ~ in(X1,sF29) ),
    inference(superposition,[],[f332,f108]) ).

fof(f332,plain,
    ! [X50,X48,X49] :
      ( ~ in(X48,cartesian_product2(X49,X50))
      | in(sK8(X48),sK1)
      | ~ in(X48,sF29) ),
    inference(superposition,[],[f251,f71]) ).

fof(f251,plain,
    ! [X2,X3] :
      ( ~ in(ordered_pair(X2,X3),sF29)
      | in(X2,sK1) ),
    inference(superposition,[],[f73,f108]) ).

fof(f35106,plain,
    ! [X1] :
      ( ~ in(X1,sF29)
      | ~ in(sK8(X1),sF22)
      | in(X1,sF27) ),
    inference(subsumption_resolution,[],[f35099,f1121]) ).

fof(f1121,plain,
    ! [X1] :
      ( in(sK9(X1),sK2)
      | ~ in(X1,sF29) ),
    inference(duplicate_literal_removal,[],[f1116]) ).

fof(f1116,plain,
    ! [X1] :
      ( ~ in(X1,sF29)
      | in(sK9(X1),sK2)
      | ~ in(X1,sF29) ),
    inference(superposition,[],[f338,f108]) ).

fof(f338,plain,
    ! [X68,X66,X67] :
      ( ~ in(X66,cartesian_product2(X67,X68))
      | in(sK9(X66),sK2)
      | ~ in(X66,sF29) ),
    inference(superposition,[],[f257,f71]) ).

fof(f257,plain,
    ! [X2,X3] :
      ( ~ in(ordered_pair(X2,X3),sF29)
      | in(X3,sK2) ),
    inference(superposition,[],[f74,f108]) ).

fof(f35099,plain,
    ! [X1] :
      ( ~ in(X1,sF29)
      | ~ in(sK9(X1),sK2)
      | ~ in(sK8(X1),sF22)
      | in(X1,sF27) ),
    inference(superposition,[],[f470,f108]) ).

fof(f582,plain,
    ! [X24] :
      ( in(sK7(sF30,X24,X24),sF29)
      | in(sK7(sF30,X24,X24),sF28)
      | set_union2(sF30,X24) = X24 ),
    inference(resolution,[],[f561,f318]) ).

fof(f318,plain,
    ! [X10] :
      ( ~ in(X10,sF30)
      | in(X10,sF28)
      | in(X10,sF29) ),
    inference(superposition,[],[f80,f109]) ).

fof(f51088,plain,
    ( sF27 = set_union2(sF30,sF27)
    | ~ in(sK7(sF30,sF27,sF27),sF27) ),
    inference(duplicate_literal_removal,[],[f51074]) ).

fof(f51074,plain,
    ( sF27 = set_union2(sF30,sF27)
    | ~ in(sK7(sF30,sF27,sF27),sF27)
    | sF27 = set_union2(sF30,sF27) ),
    inference(resolution,[],[f42886,f70]) ).

fof(f140655,plain,
    sF30 = set_union2(sF27,sF30),
    inference(resolution,[],[f140654,f135696]) ).

fof(f140654,plain,
    in(sK7(sF27,sF30,sF30),sF30),
    inference(subsumption_resolution,[],[f140652,f136]) ).

fof(f136,plain,
    ! [X10] :
      ( ~ in(X10,sF28)
      | in(X10,sF30) ),
    inference(superposition,[],[f79,f109]) ).

fof(f140652,plain,
    ( in(sK7(sF27,sF30,sF30),sF28)
    | in(sK7(sF27,sF30,sF30),sF30) ),
    inference(resolution,[],[f139644,f129]) ).

fof(f129,plain,
    ! [X10] :
      ( ~ in(X10,sF29)
      | in(X10,sF30) ),
    inference(superposition,[],[f78,f109]) ).

fof(f139644,plain,
    ( in(sK7(sF27,sF30,sF30),sF29)
    | in(sK7(sF27,sF30,sF30),sF28) ),
    inference(subsumption_resolution,[],[f94882,f139633]) ).

fof(f94882,plain,
    ( sF27 = sF30
    | in(sK7(sF27,sF30,sF30),sF29)
    | in(sK7(sF27,sF30,sF30),sF28) ),
    inference(resolution,[],[f94836,f32169]) ).

fof(f32169,plain,
    ! [X0] :
      ( ~ in(X0,sF27)
      | in(X0,sF29)
      | in(X0,sF28) ),
    inference(duplicate_literal_removal,[],[f32165]) ).

fof(f32165,plain,
    ! [X0] :
      ( in(X0,sF29)
      | ~ in(X0,sF27)
      | ~ in(X0,sF27)
      | in(X0,sF28) ),
    inference(resolution,[],[f32164,f31942]) ).

fof(f31942,plain,
    ! [X5] :
      ( ~ in(sK8(X5),sK0)
      | ~ in(X5,sF27)
      | in(X5,sF28) ),
    inference(subsumption_resolution,[],[f31940,f1197]) ).

fof(f1197,plain,
    ! [X5] :
      ( in(sK9(X5),sK2)
      | ~ in(X5,sF27) ),
    inference(duplicate_literal_removal,[],[f1196]) ).

fof(f1196,plain,
    ! [X5] :
      ( ~ in(X5,sF27)
      | in(sK9(X5),sK2)
      | ~ in(X5,sF27) ),
    inference(superposition,[],[f342,f106]) ).

fof(f342,plain,
    ! [X80,X78,X79] :
      ( ~ in(X78,cartesian_product2(X79,X80))
      | in(sK9(X78),sK2)
      | ~ in(X78,sF27) ),
    inference(superposition,[],[f261,f71]) ).

fof(f261,plain,
    ! [X10,X11] :
      ( ~ in(ordered_pair(X10,X11),sF27)
      | in(X11,sK2) ),
    inference(superposition,[],[f74,f106]) ).

fof(f31940,plain,
    ! [X5] :
      ( ~ in(X5,sF27)
      | ~ in(sK9(X5),sK2)
      | ~ in(sK8(X5),sK0)
      | in(X5,sF28) ),
    inference(superposition,[],[f437,f106]) ).

fof(f437,plain,
    ! [X2,X0,X1] :
      ( ~ in(X0,cartesian_product2(X1,X2))
      | ~ in(sK9(X0),sK2)
      | ~ in(sK8(X0),sK0)
      | in(X0,sF28) ),
    inference(superposition,[],[f368,f71]) ).

fof(f368,plain,
    ! [X0,X1] :
      ( in(ordered_pair(X0,X1),sF28)
      | ~ in(X1,sK2)
      | ~ in(X0,sK0) ),
    inference(superposition,[],[f75,f107]) ).

fof(f32164,plain,
    ! [X0] :
      ( in(sK8(X0),sK0)
      | in(X0,sF29)
      | ~ in(X0,sF27) ),
    inference(duplicate_literal_removal,[],[f32162]) ).

fof(f32162,plain,
    ! [X0] :
      ( ~ in(X0,sF27)
      | in(X0,sF29)
      | in(sK8(X0),sK0)
      | ~ in(X0,sF27) ),
    inference(resolution,[],[f32159,f1078]) ).

fof(f1078,plain,
    ! [X0] :
      ( in(sK8(X0),sK1)
      | in(sK8(X0),sK0)
      | ~ in(X0,sF27) ),
    inference(resolution,[],[f1077,f316]) ).

fof(f1077,plain,
    ! [X5] :
      ( in(sK8(X5),sF22)
      | ~ in(X5,sF27) ),
    inference(duplicate_literal_removal,[],[f1076]) ).

fof(f1076,plain,
    ! [X5] :
      ( ~ in(X5,sF27)
      | in(sK8(X5),sF22)
      | ~ in(X5,sF27) ),
    inference(superposition,[],[f336,f106]) ).

fof(f336,plain,
    ! [X62,X60,X61] :
      ( ~ in(X60,cartesian_product2(X61,X62))
      | in(sK8(X60),sF22)
      | ~ in(X60,sF27) ),
    inference(superposition,[],[f255,f71]) ).

fof(f255,plain,
    ! [X10,X11] :
      ( ~ in(ordered_pair(X10,X11),sF27)
      | in(X10,sF22) ),
    inference(superposition,[],[f73,f106]) ).

fof(f32159,plain,
    ! [X5] :
      ( ~ in(sK8(X5),sK1)
      | ~ in(X5,sF27)
      | in(X5,sF29) ),
    inference(subsumption_resolution,[],[f32157,f1197]) ).

fof(f32157,plain,
    ! [X5] :
      ( ~ in(X5,sF27)
      | ~ in(sK9(X5),sK2)
      | ~ in(sK8(X5),sK1)
      | in(X5,sF29) ),
    inference(superposition,[],[f444,f106]) ).

fof(f444,plain,
    ! [X2,X0,X1] :
      ( ~ in(X0,cartesian_product2(X1,X2))
      | ~ in(sK9(X0),sK2)
      | ~ in(sK8(X0),sK1)
      | in(X0,sF29) ),
    inference(superposition,[],[f369,f71]) ).

fof(f369,plain,
    ! [X2,X3] :
      ( in(ordered_pair(X2,X3),sF29)
      | ~ in(X3,sK2)
      | ~ in(X2,sK1) ),
    inference(superposition,[],[f75,f108]) ).

fof(f94836,plain,
    ( in(sK7(sF27,sF30,sF30),sF27)
    | sF27 = sF30 ),
    inference(superposition,[],[f71494,f51092]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11  % Problem    : SET967+1 : TPTP v8.1.2. Released v3.2.0.
% 0.06/0.12  % Command    : vampire --ignore_missing on --mode portfolio/casc [--schedule casc_hol_2020] -p tptp -om szs -t %d %s
% 0.12/0.33  % Computer : n007.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit   : 300
% 0.12/0.33  % WCLimit    : 300
% 0.12/0.33  % DateTime   : Sat Aug 26 11:09:26 EDT 2023
% 0.12/0.33  % CPUTime    : 
% 0.12/0.33  This is a FOF_THM_RFO_SEQ problem
% 0.12/0.33  Running vampire_casc2023 --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox/tmp/tmp.rnbEtgRaBQ/Vampire---4.8_6598
% 0.12/0.34  % (6778)Running in auto input_syntax mode. Trying TPTP
% 0.17/0.39  % (6784)dis+1011_4_add=large:amm=off:sims=off:sac=on:sp=frequency:tgt=ground_413 on Vampire---4 for (413ds/0Mi)
% 0.17/0.39  % (6782)lrs-3_8_anc=none:bce=on:cond=on:drc=off:flr=on:fsd=off:fsr=off:fde=unused:gsp=on:gs=on:gsaa=full_model:lcm=predicate:lma=on:nm=16:sos=all:sp=weighted_frequency:tgt=ground:urr=ec_only:stl=188_482 on Vampire---4 for (482ds/0Mi)
% 0.17/0.39  % (6781)dis-11_4:1_aac=none:add=off:afr=on:anc=none:bd=preordered:bs=on:bsr=on:drc=off:fsr=off:fde=none:gsp=on:irw=on:lcm=reverse:lma=on:nm=0:nwc=1.7:nicw=on:sas=z3:sims=off:sos=all:sac=on:sp=weighted_frequency:tgt=full_602 on Vampire---4 for (602ds/0Mi)
% 0.17/0.39  % (6780)dis+1010_4:1_anc=none:bd=off:drc=off:flr=on:fsr=off:nm=4:nwc=1.1:nicw=on:sas=z3_680 on Vampire---4 for (680ds/0Mi)
% 0.17/0.39  % (6779)lrs+10_11_cond=on:drc=off:flr=on:fsr=off:gsp=on:gs=on:gsem=off:lma=on:msp=off:nm=4:nwc=1.5:nicw=on:sas=z3:sims=off:sp=scramble:stl=188_730 on Vampire---4 for (730ds/0Mi)
% 0.17/0.39  % (6783)lrs+1010_20_av=off:bd=off:bs=on:bsr=on:bce=on:flr=on:fde=none:gsp=on:nwc=3.0:tgt=ground:urr=ec_only:stl=125_424 on Vampire---4 for (424ds/0Mi)
% 0.17/0.40  % (6782)Refutation not found, incomplete strategy% (6782)------------------------------
% 0.17/0.40  % (6782)Version: Vampire 4.7 (commit 05ef610bd on 2023-06-21 19:03:17 +0100)
% 0.17/0.40  % (6782)Linked with Z3 4.9.1.0 6ed071b44407cf6623b8d3c0dceb2a8fb7040cee z3-4.8.4-6427-g6ed071b44
% 0.17/0.40  % (6782)Termination reason: Refutation not found, incomplete strategy
% 0.17/0.40  
% 0.17/0.40  % (6782)Memory used [KB]: 9978
% 0.17/0.40  % (6782)Time elapsed: 0.006 s
% 0.17/0.40  % (6782)------------------------------
% 0.17/0.40  % (6782)------------------------------
% 0.17/0.40  % (6785)ott+11_14_av=off:bs=on:bsr=on:cond=on:flr=on:fsd=off:fde=unused:gsp=on:nm=4:nwc=1.5:tgt=full_386 on Vampire---4 for (386ds/0Mi)
% 0.17/0.45  % (6781)Refutation not found, incomplete strategy% (6781)------------------------------
% 0.17/0.45  % (6781)Version: Vampire 4.7 (commit 05ef610bd on 2023-06-21 19:03:17 +0100)
% 0.17/0.45  % (6781)Linked with Z3 4.9.1.0 6ed071b44407cf6623b8d3c0dceb2a8fb7040cee z3-4.8.4-6427-g6ed071b44
% 0.17/0.45  % (6781)Termination reason: Refutation not found, incomplete strategy
% 0.17/0.45  
% 0.17/0.45  % (6781)Memory used [KB]: 1023
% 0.17/0.45  % (6781)Time elapsed: 0.060 s
% 0.17/0.45  % (6781)------------------------------
% 0.17/0.45  % (6781)------------------------------
% 0.17/0.46  % (6786)ott+10_5_av=off:bsr=on:br=off:drc=off:fsd=off:fsr=off:fde=unused:gsp=on:lcm=predicate:lma=on:nwc=2.5:sos=all:sp=occurrence:tgt=full:urr=on_375 on Vampire---4 for (375ds/0Mi)
% 0.17/0.46  % (6786)Refutation not found, incomplete strategy% (6786)------------------------------
% 0.17/0.46  % (6786)Version: Vampire 4.7 (commit 05ef610bd on 2023-06-21 19:03:17 +0100)
% 0.17/0.46  % (6786)Linked with Z3 4.9.1.0 6ed071b44407cf6623b8d3c0dceb2a8fb7040cee z3-4.8.4-6427-g6ed071b44
% 0.17/0.46  % (6786)Termination reason: Refutation not found, incomplete strategy
% 0.17/0.46  
% 0.17/0.46  % (6786)Memory used [KB]: 1023
% 0.17/0.46  % (6786)Time elapsed: 0.004 s
% 0.17/0.46  % (6786)------------------------------
% 0.17/0.46  % (6786)------------------------------
% 0.17/0.51  % (6787)lrs-1010_3_aac=none:anc=none:er=known:fsd=off:fde=unused:gs=on:lcm=predicate:sos=on:sp=weighted_frequency:tgt=ground:stl=62_365 on Vampire---4 for (365ds/0Mi)
% 0.17/0.51  % (6787)Refutation not found, incomplete strategy% (6787)------------------------------
% 0.17/0.51  % (6787)Version: Vampire 4.7 (commit 05ef610bd on 2023-06-21 19:03:17 +0100)
% 0.17/0.51  % (6787)Linked with Z3 4.9.1.0 6ed071b44407cf6623b8d3c0dceb2a8fb7040cee z3-4.8.4-6427-g6ed071b44
% 0.17/0.51  % (6787)Termination reason: Refutation not found, incomplete strategy
% 0.17/0.51  
% 0.17/0.51  % (6787)Memory used [KB]: 9978
% 0.17/0.51  % (6787)Time elapsed: 0.004 s
% 0.17/0.51  % (6787)------------------------------
% 0.17/0.51  % (6787)------------------------------
% 0.17/0.52  % (6788)ott+10_128_aac=none:add=large:afr=on:anc=all_dependent:bsr=on:bce=on:fsd=off:irw=on:nm=2:nwc=1.5:sp=scramble:tgt=full_251 on Vampire---4 for (251ds/0Mi)
% 0.17/0.58  % (6789)lrs-1010_2_av=off:bce=on:cond=on:er=filter:fde=unused:lcm=predicate:nm=2:nwc=3.0:sims=off:sp=frequency:urr=on:stl=188_224 on Vampire---4 for (224ds/0Mi)
% 54.48/8.22  % (6783)First to succeed.
% 54.48/8.23  % (6783)Refutation found. Thanks to Tanya!
% 54.48/8.23  % SZS status Theorem for Vampire---4
% 54.48/8.23  % SZS output start Proof for Vampire---4
% See solution above
% 54.48/8.23  % (6783)------------------------------
% 54.48/8.23  % (6783)Version: Vampire 4.7 (commit 05ef610bd on 2023-06-21 19:03:17 +0100)
% 54.48/8.23  % (6783)Linked with Z3 4.9.1.0 6ed071b44407cf6623b8d3c0dceb2a8fb7040cee z3-4.8.4-6427-g6ed071b44
% 54.48/8.23  % (6783)Termination reason: Refutation
% 54.48/8.23  
% 54.48/8.23  % (6783)Memory used [KB]: 38506
% 54.48/8.23  % (6783)Time elapsed: 7.832 s
% 54.48/8.23  % (6783)------------------------------
% 54.48/8.23  % (6783)------------------------------
% 54.48/8.23  % (6778)Success in time 7.879 s
% 54.48/8.23  % Vampire---4.8 exiting
%------------------------------------------------------------------------------