TSTP Solution File: SEU136+1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SEU136+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_sat --cores 0 -t %d %s

% Computer : n019.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 18:32:04 EDT 2022

% Result   : Theorem 0.15s 0.51s
% Output   : Refutation 0.15s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :   10
% Syntax   : Number of formulae    :   75 (  17 unt;   0 def)
%            Number of atoms       :  297 (  44 equ)
%            Maximal formula atoms :   14 (   3 avg)
%            Number of connectives :  365 ( 143   ~; 141   |;  64   &)
%                                         (  12 <=>;   5  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   5 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   2 con; 0-3 aty)
%            Number of variables   :  147 ( 130   !;  17   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f231,plain,
    $false,
    inference(subsumption_resolution,[],[f230,f224]) ).

fof(f224,plain,
    in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),sK4),
    inference(resolution,[],[f218,f103]) ).

fof(f103,plain,
    ! [X0,X1,X4] :
      ( ~ in(X4,set_difference(X1,X0))
      | in(X4,X1) ),
    inference(equality_resolution,[],[f88]) ).

fof(f88,plain,
    ! [X2,X0,X1,X4] :
      ( in(X4,X1)
      | ~ in(X4,X2)
      | set_difference(X1,X0) != X2 ),
    inference(cnf_transformation,[],[f57]) ).

fof(f57,plain,
    ! [X0,X1,X2] :
      ( ( set_difference(X1,X0) = X2
        | ( ( ~ in(sK3(X0,X1,X2),X2)
            | ~ in(sK3(X0,X1,X2),X1)
            | in(sK3(X0,X1,X2),X0) )
          & ( in(sK3(X0,X1,X2),X2)
            | ( in(sK3(X0,X1,X2),X1)
              & ~ in(sK3(X0,X1,X2),X0) ) ) ) )
      & ( ! [X4] :
            ( ( ( in(X4,X1)
                & ~ in(X4,X0) )
              | ~ in(X4,X2) )
            & ( in(X4,X2)
              | ~ in(X4,X1)
              | in(X4,X0) ) )
        | set_difference(X1,X0) != X2 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK3])],[f55,f56]) ).

fof(f56,plain,
    ! [X0,X1,X2] :
      ( ? [X3] :
          ( ( ~ in(X3,X2)
            | ~ in(X3,X1)
            | in(X3,X0) )
          & ( in(X3,X2)
            | ( in(X3,X1)
              & ~ in(X3,X0) ) ) )
     => ( ( ~ in(sK3(X0,X1,X2),X2)
          | ~ in(sK3(X0,X1,X2),X1)
          | in(sK3(X0,X1,X2),X0) )
        & ( in(sK3(X0,X1,X2),X2)
          | ( in(sK3(X0,X1,X2),X1)
            & ~ in(sK3(X0,X1,X2),X0) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f55,plain,
    ! [X0,X1,X2] :
      ( ( set_difference(X1,X0) = X2
        | ? [X3] :
            ( ( ~ in(X3,X2)
              | ~ in(X3,X1)
              | in(X3,X0) )
            & ( in(X3,X2)
              | ( in(X3,X1)
                & ~ in(X3,X0) ) ) ) )
      & ( ! [X4] :
            ( ( ( in(X4,X1)
                & ~ in(X4,X0) )
              | ~ in(X4,X2) )
            & ( in(X4,X2)
              | ~ in(X4,X1)
              | in(X4,X0) ) )
        | set_difference(X1,X0) != X2 ) ),
    inference(rectify,[],[f54]) ).

fof(f54,plain,
    ! [X0,X2,X1] :
      ( ( set_difference(X2,X0) = X1
        | ? [X3] :
            ( ( ~ in(X3,X1)
              | ~ in(X3,X2)
              | in(X3,X0) )
            & ( in(X3,X1)
              | ( in(X3,X2)
                & ~ in(X3,X0) ) ) ) )
      & ( ! [X3] :
            ( ( ( in(X3,X2)
                & ~ in(X3,X0) )
              | ~ in(X3,X1) )
            & ( in(X3,X1)
              | ~ in(X3,X2)
              | in(X3,X0) ) )
        | set_difference(X2,X0) != X1 ) ),
    inference(flattening,[],[f53]) ).

fof(f53,plain,
    ! [X0,X2,X1] :
      ( ( set_difference(X2,X0) = X1
        | ? [X3] :
            ( ( ~ in(X3,X1)
              | ~ in(X3,X2)
              | in(X3,X0) )
            & ( in(X3,X1)
              | ( in(X3,X2)
                & ~ in(X3,X0) ) ) ) )
      & ( ! [X3] :
            ( ( ( in(X3,X2)
                & ~ in(X3,X0) )
              | ~ in(X3,X1) )
            & ( in(X3,X1)
              | ~ in(X3,X2)
              | in(X3,X0) ) )
        | set_difference(X2,X0) != X1 ) ),
    inference(nnf_transformation,[],[f31]) ).

fof(f31,plain,
    ! [X0,X2,X1] :
      ( set_difference(X2,X0) = X1
    <=> ! [X3] :
          ( ( in(X3,X2)
            & ~ in(X3,X0) )
        <=> in(X3,X1) ) ),
    inference(rectify,[],[f6]) ).

fof(f6,axiom,
    ! [X1,X2,X0] :
      ( set_difference(X0,X1) = X2
    <=> ! [X3] :
          ( ( ~ in(X3,X1)
            & in(X3,X0) )
        <=> in(X3,X2) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d4_xboole_0) ).

fof(f218,plain,
    in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_difference(sK4,sK5)),
    inference(subsumption_resolution,[],[f217,f198]) ).

fof(f198,plain,
    ( in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),sK4)
    | in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_difference(sK4,sK5)) ),
    inference(subsumption_resolution,[],[f190,f168]) ).

fof(f168,plain,
    ( ~ in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),sK5)
    | in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_difference(sK4,sK5)) ),
    inference(resolution,[],[f166,f104]) ).

fof(f104,plain,
    ! [X0,X1,X4] :
      ( ~ in(X4,set_difference(X1,X0))
      | ~ in(X4,X0) ),
    inference(equality_resolution,[],[f87]) ).

fof(f87,plain,
    ! [X2,X0,X1,X4] :
      ( ~ in(X4,X0)
      | ~ in(X4,X2)
      | set_difference(X1,X0) != X2 ),
    inference(cnf_transformation,[],[f57]) ).

fof(f166,plain,
    ( in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),set_difference(set_union2(sK5,sK4),sK5))
    | in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_difference(sK4,sK5)) ),
    inference(resolution,[],[f162,f73]) ).

fof(f73,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
      | in(sK1(X0,X1),X0) ),
    inference(cnf_transformation,[],[f47]) ).

fof(f47,plain,
    ! [X0,X1] :
      ( ( ! [X2] :
            ( ~ in(X2,X0)
            | in(X2,X1) )
        | ~ subset(X0,X1) )
      & ( subset(X0,X1)
        | ( in(sK1(X0,X1),X0)
          & ~ in(sK1(X0,X1),X1) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK1])],[f45,f46]) ).

fof(f46,plain,
    ! [X0,X1] :
      ( ? [X3] :
          ( in(X3,X0)
          & ~ in(X3,X1) )
     => ( in(sK1(X0,X1),X0)
        & ~ in(sK1(X0,X1),X1) ) ),
    introduced(choice_axiom,[]) ).

fof(f45,plain,
    ! [X0,X1] :
      ( ( ! [X2] :
            ( ~ in(X2,X0)
            | in(X2,X1) )
        | ~ subset(X0,X1) )
      & ( subset(X0,X1)
        | ? [X3] :
            ( in(X3,X0)
            & ~ in(X3,X1) ) ) ),
    inference(rectify,[],[f44]) ).

fof(f44,plain,
    ! [X0,X1] :
      ( ( ! [X2] :
            ( ~ in(X2,X0)
            | in(X2,X1) )
        | ~ subset(X0,X1) )
      & ( subset(X0,X1)
        | ? [X2] :
            ( in(X2,X0)
            & ~ in(X2,X1) ) ) ),
    inference(nnf_transformation,[],[f38]) ).

fof(f38,plain,
    ! [X0,X1] :
      ( ! [X2] :
          ( ~ in(X2,X0)
          | in(X2,X1) )
    <=> subset(X0,X1) ),
    inference(ennf_transformation,[],[f5]) ).

fof(f5,axiom,
    ! [X1,X0] :
      ( ! [X2] :
          ( in(X2,X0)
         => in(X2,X1) )
    <=> subset(X0,X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d3_tarski) ).

fof(f162,plain,
    ( ~ subset(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5))
    | in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),set_difference(set_union2(sK5,sK4),sK5)) ),
    inference(resolution,[],[f157,f73]) ).

fof(f157,plain,
    ( ~ subset(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5))
    | ~ subset(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)) ),
    inference(extensionality_resolution,[],[f69,f116]) ).

fof(f116,plain,
    set_difference(set_union2(sK5,sK4),sK5) != set_difference(sK4,sK5),
    inference(backward_demodulation,[],[f92,f76]) ).

fof(f76,plain,
    ! [X0,X1] : set_union2(X0,X1) = set_union2(X1,X0),
    inference(cnf_transformation,[],[f2]) ).

fof(f2,axiom,
    ! [X0,X1] : set_union2(X0,X1) = set_union2(X1,X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_k2_xboole_0) ).

fof(f92,plain,
    set_difference(set_union2(sK4,sK5),sK5) != set_difference(sK4,sK5),
    inference(cnf_transformation,[],[f60]) ).

fof(f60,plain,
    set_difference(set_union2(sK4,sK5),sK5) != set_difference(sK4,sK5),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK4,sK5])],[f58,f59]) ).

fof(f59,plain,
    ( ? [X0,X1] : set_difference(X0,X1) != set_difference(set_union2(X0,X1),X1)
   => set_difference(set_union2(sK4,sK5),sK5) != set_difference(sK4,sK5) ),
    introduced(choice_axiom,[]) ).

fof(f58,plain,
    ? [X0,X1] : set_difference(X0,X1) != set_difference(set_union2(X0,X1),X1),
    inference(rectify,[],[f37]) ).

fof(f37,plain,
    ? [X1,X0] : set_difference(set_union2(X1,X0),X0) != set_difference(X1,X0),
    inference(ennf_transformation,[],[f28]) ).

fof(f28,plain,
    ~ ! [X1,X0] : set_difference(set_union2(X1,X0),X0) = set_difference(X1,X0),
    inference(rectify,[],[f20]) ).

fof(f20,negated_conjecture,
    ~ ! [X1,X0] : set_difference(X0,X1) = set_difference(set_union2(X0,X1),X1),
    inference(negated_conjecture,[],[f19]) ).

fof(f19,conjecture,
    ! [X1,X0] : set_difference(X0,X1) = set_difference(set_union2(X0,X1),X1),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t40_xboole_1) ).

fof(f69,plain,
    ! [X0,X1] :
      ( ~ subset(X1,X0)
      | ~ subset(X0,X1)
      | X0 = X1 ),
    inference(cnf_transformation,[],[f43]) ).

fof(f43,plain,
    ! [X0,X1] :
      ( ( ( subset(X0,X1)
          & subset(X1,X0) )
        | X0 != X1 )
      & ( X0 = X1
        | ~ subset(X0,X1)
        | ~ subset(X1,X0) ) ),
    inference(flattening,[],[f42]) ).

fof(f42,plain,
    ! [X0,X1] :
      ( ( ( subset(X0,X1)
          & subset(X1,X0) )
        | X0 != X1 )
      & ( X0 = X1
        | ~ subset(X0,X1)
        | ~ subset(X1,X0) ) ),
    inference(nnf_transformation,[],[f29]) ).

fof(f29,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        & subset(X1,X0) )
    <=> X0 = X1 ),
    inference(rectify,[],[f3]) ).

fof(f3,axiom,
    ! [X1,X0] :
      ( ( subset(X0,X1)
        & subset(X1,X0) )
    <=> X0 = X1 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d10_xboole_0) ).

fof(f190,plain,
    ( in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_difference(sK4,sK5))
    | in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),sK5)
    | in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),sK4) ),
    inference(resolution,[],[f100,f169]) ).

fof(f169,plain,
    ( in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),set_union2(sK5,sK4))
    | in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_difference(sK4,sK5)) ),
    inference(resolution,[],[f166,f103]) ).

fof(f100,plain,
    ! [X2,X0,X4] :
      ( ~ in(X4,set_union2(X0,X2))
      | in(X4,X0)
      | in(X4,X2) ),
    inference(equality_resolution,[],[f80]) ).

fof(f80,plain,
    ! [X2,X0,X1,X4] :
      ( in(X4,X2)
      | in(X4,X0)
      | ~ in(X4,X1)
      | set_union2(X0,X2) != X1 ),
    inference(cnf_transformation,[],[f52]) ).

fof(f52,plain,
    ! [X0,X1,X2] :
      ( ( set_union2(X0,X2) = X1
        | ( ( ~ in(sK2(X0,X1,X2),X1)
            | ( ~ in(sK2(X0,X1,X2),X2)
              & ~ in(sK2(X0,X1,X2),X0) ) )
          & ( in(sK2(X0,X1,X2),X1)
            | in(sK2(X0,X1,X2),X2)
            | in(sK2(X0,X1,X2),X0) ) ) )
      & ( ! [X4] :
            ( ( in(X4,X2)
              | in(X4,X0)
              | ~ in(X4,X1) )
            & ( in(X4,X1)
              | ( ~ in(X4,X2)
                & ~ in(X4,X0) ) ) )
        | set_union2(X0,X2) != X1 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2])],[f50,f51]) ).

fof(f51,plain,
    ! [X0,X1,X2] :
      ( ? [X3] :
          ( ( ~ in(X3,X1)
            | ( ~ in(X3,X2)
              & ~ in(X3,X0) ) )
          & ( in(X3,X1)
            | in(X3,X2)
            | in(X3,X0) ) )
     => ( ( ~ in(sK2(X0,X1,X2),X1)
          | ( ~ in(sK2(X0,X1,X2),X2)
            & ~ in(sK2(X0,X1,X2),X0) ) )
        & ( in(sK2(X0,X1,X2),X1)
          | in(sK2(X0,X1,X2),X2)
          | in(sK2(X0,X1,X2),X0) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f50,plain,
    ! [X0,X1,X2] :
      ( ( set_union2(X0,X2) = X1
        | ? [X3] :
            ( ( ~ in(X3,X1)
              | ( ~ in(X3,X2)
                & ~ in(X3,X0) ) )
            & ( in(X3,X1)
              | in(X3,X2)
              | in(X3,X0) ) ) )
      & ( ! [X4] :
            ( ( in(X4,X2)
              | in(X4,X0)
              | ~ in(X4,X1) )
            & ( in(X4,X1)
              | ( ~ in(X4,X2)
                & ~ in(X4,X0) ) ) )
        | set_union2(X0,X2) != X1 ) ),
    inference(rectify,[],[f49]) ).

fof(f49,plain,
    ! [X1,X2,X0] :
      ( ( set_union2(X1,X0) = X2
        | ? [X3] :
            ( ( ~ in(X3,X2)
              | ( ~ in(X3,X0)
                & ~ in(X3,X1) ) )
            & ( in(X3,X2)
              | in(X3,X0)
              | in(X3,X1) ) ) )
      & ( ! [X3] :
            ( ( in(X3,X0)
              | in(X3,X1)
              | ~ in(X3,X2) )
            & ( in(X3,X2)
              | ( ~ in(X3,X0)
                & ~ in(X3,X1) ) ) )
        | set_union2(X1,X0) != X2 ) ),
    inference(flattening,[],[f48]) ).

fof(f48,plain,
    ! [X1,X2,X0] :
      ( ( set_union2(X1,X0) = X2
        | ? [X3] :
            ( ( ~ in(X3,X2)
              | ( ~ in(X3,X0)
                & ~ in(X3,X1) ) )
            & ( in(X3,X2)
              | in(X3,X0)
              | in(X3,X1) ) ) )
      & ( ! [X3] :
            ( ( in(X3,X0)
              | in(X3,X1)
              | ~ in(X3,X2) )
            & ( in(X3,X2)
              | ( ~ in(X3,X0)
                & ~ in(X3,X1) ) ) )
        | set_union2(X1,X0) != X2 ) ),
    inference(nnf_transformation,[],[f26]) ).

fof(f26,plain,
    ! [X1,X2,X0] :
      ( set_union2(X1,X0) = X2
    <=> ! [X3] :
          ( ( in(X3,X0)
            | in(X3,X1) )
        <=> in(X3,X2) ) ),
    inference(rectify,[],[f4]) ).

fof(f4,axiom,
    ! [X1,X0,X2] :
      ( set_union2(X0,X1) = X2
    <=> ! [X3] :
          ( ( in(X3,X0)
            | in(X3,X1) )
        <=> in(X3,X2) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d2_xboole_0) ).

fof(f217,plain,
    ( in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_difference(sK4,sK5))
    | ~ in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),sK4) ),
    inference(subsumption_resolution,[],[f210,f168]) ).

fof(f210,plain,
    ( ~ in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),sK4)
    | in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),sK5)
    | in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_difference(sK4,sK5)) ),
    inference(resolution,[],[f105,f164]) ).

fof(f164,plain,
    ( ~ in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),set_difference(sK4,sK5))
    | in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_difference(sK4,sK5)) ),
    inference(resolution,[],[f163,f73]) ).

fof(f163,plain,
    ( ~ subset(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5))
    | ~ in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),set_difference(sK4,sK5)) ),
    inference(resolution,[],[f157,f72]) ).

fof(f72,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
      | ~ in(sK1(X0,X1),X1) ),
    inference(cnf_transformation,[],[f47]) ).

fof(f105,plain,
    ! [X0,X1,X4] :
      ( in(X4,set_difference(X1,X0))
      | in(X4,X0)
      | ~ in(X4,X1) ),
    inference(equality_resolution,[],[f86]) ).

fof(f86,plain,
    ! [X2,X0,X1,X4] :
      ( in(X4,X2)
      | ~ in(X4,X1)
      | in(X4,X0)
      | set_difference(X1,X0) != X2 ),
    inference(cnf_transformation,[],[f57]) ).

fof(f230,plain,
    ~ in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),sK4),
    inference(resolution,[],[f227,f101]) ).

fof(f101,plain,
    ! [X2,X0,X4] :
      ( in(X4,set_union2(X0,X2))
      | ~ in(X4,X2) ),
    inference(equality_resolution,[],[f79]) ).

fof(f79,plain,
    ! [X2,X0,X1,X4] :
      ( in(X4,X1)
      | ~ in(X4,X2)
      | set_union2(X0,X2) != X1 ),
    inference(cnf_transformation,[],[f52]) ).

fof(f227,plain,
    ~ in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_union2(sK5,sK4)),
    inference(subsumption_resolution,[],[f226,f223]) ).

fof(f223,plain,
    ~ in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),sK5),
    inference(resolution,[],[f218,f104]) ).

fof(f226,plain,
    ( in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),sK5)
    | ~ in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_union2(sK5,sK4)) ),
    inference(resolution,[],[f220,f105]) ).

fof(f220,plain,
    ~ in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_difference(set_union2(sK5,sK4),sK5)),
    inference(subsumption_resolution,[],[f219,f197]) ).

fof(f197,plain,
    ( in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),sK4)
    | ~ in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_difference(set_union2(sK5,sK4),sK5)) ),
    inference(subsumption_resolution,[],[f189,f171]) ).

fof(f171,plain,
    ( ~ in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),sK5)
    | ~ in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_difference(set_union2(sK5,sK4),sK5)) ),
    inference(resolution,[],[f167,f104]) ).

fof(f167,plain,
    ( in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),set_difference(set_union2(sK5,sK4),sK5))
    | ~ in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_difference(set_union2(sK5,sK4),sK5)) ),
    inference(resolution,[],[f162,f72]) ).

fof(f189,plain,
    ( ~ in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_difference(set_union2(sK5,sK4),sK5))
    | in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),sK4)
    | in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),sK5) ),
    inference(resolution,[],[f100,f172]) ).

fof(f172,plain,
    ( in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),set_union2(sK5,sK4))
    | ~ in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_difference(set_union2(sK5,sK4),sK5)) ),
    inference(resolution,[],[f167,f103]) ).

fof(f219,plain,
    ( ~ in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_difference(set_union2(sK5,sK4),sK5))
    | ~ in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),sK4) ),
    inference(subsumption_resolution,[],[f209,f171]) ).

fof(f209,plain,
    ( ~ in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_difference(set_union2(sK5,sK4),sK5))
    | in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),sK5)
    | ~ in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),sK4) ),
    inference(resolution,[],[f105,f165]) ).

fof(f165,plain,
    ( ~ in(sK1(set_difference(set_union2(sK5,sK4),sK5),set_difference(sK4,sK5)),set_difference(sK4,sK5))
    | ~ in(sK1(set_difference(sK4,sK5),set_difference(set_union2(sK5,sK4),sK5)),set_difference(set_union2(sK5,sK4),sK5)) ),
    inference(resolution,[],[f163,f72]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.10  % Problem    : SEU136+1 : TPTP v8.1.0. Released v3.3.0.
% 0.09/0.10  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.10/0.30  % Computer : n019.cluster.edu
% 0.10/0.30  % Model    : x86_64 x86_64
% 0.10/0.30  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.30  % Memory   : 8042.1875MB
% 0.10/0.30  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.30  % CPULimit   : 300
% 0.10/0.30  % WCLimit    : 300
% 0.10/0.30  % DateTime   : Tue Aug 30 14:44:50 EDT 2022
% 0.10/0.30  % CPUTime    : 
% 0.15/0.45  % (4891)fmb+10_1:1_fmbsr=2.0:nm=4:skr=on:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.15/0.46  TRYING [1]
% 0.15/0.47  % (4907)dis+21_1:1_av=off:er=filter:slsq=on:slsqc=0:slsqr=1,1:sp=frequency:to=lpo:i=498:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/498Mi)
% 0.15/0.47  TRYING [2]
% 0.15/0.47  TRYING [3]
% 0.15/0.48  TRYING [4]
% 0.15/0.49  % (4907)First to succeed.
% 0.15/0.49  % (4899)ins+10_1:1_awrs=decay:awrsf=30:bsr=unit_only:foolp=on:igrr=8/457:igs=10:igwr=on:nwc=1.5:sp=weighted_frequency:to=lpo:uhcvi=on:i=68:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/68Mi)
% 0.15/0.49  % (4901)dis+34_1:32_abs=on:add=off:bsr=on:gsp=on:sp=weighted_frequency:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.15/0.50  % (4908)ott+11_1:1_drc=off:nwc=5.0:slsq=on:slsqc=1:spb=goal_then_units:to=lpo:i=467:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/467Mi)
% 0.15/0.50  % (4909)ott+10_1:1_kws=precedence:tgt=ground:i=482:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/482Mi)
% 0.15/0.50  % (4900)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=75:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/75Mi)
% 0.15/0.51  % (4907)Refutation found. Thanks to Tanya!
% 0.15/0.51  % SZS status Theorem for theBenchmark
% 0.15/0.51  % SZS output start Proof for theBenchmark
% See solution above
% 0.15/0.51  % (4907)------------------------------
% 0.15/0.51  % (4907)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.15/0.51  % (4907)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.15/0.51  % (4907)Termination reason: Refutation
% 0.15/0.51  
% 0.15/0.51  % (4907)Memory used [KB]: 1023
% 0.15/0.51  % (4907)Time elapsed: 0.122 s
% 0.15/0.51  % (4907)Instructions burned: 12 (million)
% 0.15/0.51  % (4907)------------------------------
% 0.15/0.51  % (4907)------------------------------
% 0.15/0.51  % (4884)Success in time 0.198 s
%------------------------------------------------------------------------------