TSTP Solution File: SET641+3 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SET641+3 : TPTP v8.1.0. Released v2.2.0.
% 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 : n025.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 18:25:12 EDT 2022

% Result   : Theorem 0.19s 0.52s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   20
%            Number of leaves      :   15
% Syntax   : Number of formulae    :   78 (  15 unt;   0 def)
%            Number of atoms       :  331 (   2 equ)
%            Maximal formula atoms :   10 (   4 avg)
%            Number of connectives :  402 ( 149   ~; 143   |;  65   &)
%                                         (  11 <=>;  34  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   6 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    6 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :   13 (  13 usr;   6 con; 0-2 aty)
%            Number of variables   :  141 ( 120   !;  21   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f385,plain,
    $false,
    inference(subsumption_resolution,[],[f381,f123]) ).

fof(f123,plain,
    ! [X0] : ilf_type(X0,set_type),
    inference(cnf_transformation,[],[f18]) ).

fof(f18,axiom,
    ! [X0] : ilf_type(X0,set_type),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p18) ).

fof(f381,plain,
    ~ ilf_type(sF15,set_type),
    inference(resolution,[],[f380,f127]) ).

fof(f127,plain,
    ! [X0] :
      ( ~ empty(power_set(X0))
      | ~ ilf_type(X0,set_type) ),
    inference(cnf_transformation,[],[f40]) ).

fof(f40,plain,
    ! [X0] :
      ( ( ~ empty(power_set(X0))
        & ilf_type(power_set(X0),set_type) )
      | ~ ilf_type(X0,set_type) ),
    inference(ennf_transformation,[],[f11]) ).

fof(f11,axiom,
    ! [X0] :
      ( ilf_type(X0,set_type)
     => ( ~ empty(power_set(X0))
        & ilf_type(power_set(X0),set_type) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p11) ).

fof(f380,plain,
    empty(power_set(sF15)),
    inference(subsumption_resolution,[],[f376,f130]) ).

fof(f130,plain,
    ~ ilf_type(sK6,sF14),
    inference(definition_folding,[],[f104,f129]) ).

fof(f129,plain,
    relation_type(sK7,sK8) = sF14,
    introduced(function_definition,[]) ).

fof(f104,plain,
    ~ ilf_type(sK6,relation_type(sK7,sK8)),
    inference(cnf_transformation,[],[f68]) ).

fof(f68,plain,
    ( ilf_type(sK6,set_type)
    & ilf_type(sK7,set_type)
    & ~ ilf_type(sK6,relation_type(sK7,sK8))
    & ilf_type(sK8,set_type)
    & subset(sK6,cross_product(sK7,sK8)) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK6,sK7,sK8])],[f35,f67,f66,f65]) ).

fof(f65,plain,
    ( ? [X0] :
        ( ilf_type(X0,set_type)
        & ? [X1] :
            ( ilf_type(X1,set_type)
            & ? [X2] :
                ( ~ ilf_type(X0,relation_type(X1,X2))
                & ilf_type(X2,set_type)
                & subset(X0,cross_product(X1,X2)) ) ) )
   => ( ilf_type(sK6,set_type)
      & ? [X1] :
          ( ilf_type(X1,set_type)
          & ? [X2] :
              ( ~ ilf_type(sK6,relation_type(X1,X2))
              & ilf_type(X2,set_type)
              & subset(sK6,cross_product(X1,X2)) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f66,plain,
    ( ? [X1] :
        ( ilf_type(X1,set_type)
        & ? [X2] :
            ( ~ ilf_type(sK6,relation_type(X1,X2))
            & ilf_type(X2,set_type)
            & subset(sK6,cross_product(X1,X2)) ) )
   => ( ilf_type(sK7,set_type)
      & ? [X2] :
          ( ~ ilf_type(sK6,relation_type(sK7,X2))
          & ilf_type(X2,set_type)
          & subset(sK6,cross_product(sK7,X2)) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f67,plain,
    ( ? [X2] :
        ( ~ ilf_type(sK6,relation_type(sK7,X2))
        & ilf_type(X2,set_type)
        & subset(sK6,cross_product(sK7,X2)) )
   => ( ~ ilf_type(sK6,relation_type(sK7,sK8))
      & ilf_type(sK8,set_type)
      & subset(sK6,cross_product(sK7,sK8)) ) ),
    introduced(choice_axiom,[]) ).

fof(f35,plain,
    ? [X0] :
      ( ilf_type(X0,set_type)
      & ? [X1] :
          ( ilf_type(X1,set_type)
          & ? [X2] :
              ( ~ ilf_type(X0,relation_type(X1,X2))
              & ilf_type(X2,set_type)
              & subset(X0,cross_product(X1,X2)) ) ) ),
    inference(flattening,[],[f34]) ).

fof(f34,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ~ ilf_type(X0,relation_type(X1,X2))
              & subset(X0,cross_product(X1,X2))
              & ilf_type(X2,set_type) )
          & ilf_type(X1,set_type) )
      & ilf_type(X0,set_type) ),
    inference(ennf_transformation,[],[f20]) ).

fof(f20,negated_conjecture,
    ~ ! [X0] :
        ( ilf_type(X0,set_type)
       => ! [X1] :
            ( ilf_type(X1,set_type)
           => ! [X2] :
                ( ilf_type(X2,set_type)
               => ( subset(X0,cross_product(X1,X2))
                 => ilf_type(X0,relation_type(X1,X2)) ) ) ) ),
    inference(negated_conjecture,[],[f19]) ).

fof(f19,conjecture,
    ! [X0] :
      ( ilf_type(X0,set_type)
     => ! [X1] :
          ( ilf_type(X1,set_type)
         => ! [X2] :
              ( ilf_type(X2,set_type)
             => ( subset(X0,cross_product(X1,X2))
               => ilf_type(X0,relation_type(X1,X2)) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_relset_1_3) ).

fof(f376,plain,
    ( ilf_type(sK6,sF14)
    | empty(power_set(sF15)) ),
    inference(resolution,[],[f370,f240]) ).

fof(f240,plain,
    ! [X0] :
      ( ~ ilf_type(X0,subset_type(sF15))
      | ilf_type(X0,sF14) ),
    inference(forward_demodulation,[],[f239,f129]) ).

fof(f239,plain,
    ! [X0] :
      ( ilf_type(X0,relation_type(sK7,sK8))
      | ~ ilf_type(X0,subset_type(sF15)) ),
    inference(subsumption_resolution,[],[f238,f103]) ).

fof(f103,plain,
    ilf_type(sK8,set_type),
    inference(cnf_transformation,[],[f68]) ).

fof(f238,plain,
    ! [X0] :
      ( ~ ilf_type(X0,subset_type(sF15))
      | ilf_type(X0,relation_type(sK7,sK8))
      | ~ ilf_type(sK8,set_type) ),
    inference(subsumption_resolution,[],[f235,f105]) ).

fof(f105,plain,
    ilf_type(sK7,set_type),
    inference(cnf_transformation,[],[f68]) ).

fof(f235,plain,
    ! [X0] :
      ( ilf_type(X0,relation_type(sK7,sK8))
      | ~ ilf_type(X0,subset_type(sF15))
      | ~ ilf_type(sK7,set_type)
      | ~ ilf_type(sK8,set_type) ),
    inference(superposition,[],[f121,f131]) ).

fof(f131,plain,
    cross_product(sK7,sK8) = sF15,
    introduced(function_definition,[]) ).

fof(f121,plain,
    ! [X2,X0,X1] :
      ( ~ ilf_type(X2,subset_type(cross_product(X0,X1)))
      | ~ ilf_type(X1,set_type)
      | ~ ilf_type(X0,set_type)
      | ilf_type(X2,relation_type(X0,X1)) ),
    inference(cnf_transformation,[],[f81]) ).

fof(f81,plain,
    ! [X0] :
      ( ~ ilf_type(X0,set_type)
      | ! [X1] :
          ( ( ! [X2] :
                ( ~ ilf_type(X2,subset_type(cross_product(X0,X1)))
                | ilf_type(X2,relation_type(X0,X1)) )
            & ! [X3] :
                ( ~ ilf_type(X3,relation_type(X0,X1))
                | ilf_type(X3,subset_type(cross_product(X0,X1))) ) )
          | ~ ilf_type(X1,set_type) ) ),
    inference(rectify,[],[f44]) ).

fof(f44,plain,
    ! [X0] :
      ( ~ ilf_type(X0,set_type)
      | ! [X1] :
          ( ( ! [X3] :
                ( ~ ilf_type(X3,subset_type(cross_product(X0,X1)))
                | ilf_type(X3,relation_type(X0,X1)) )
            & ! [X2] :
                ( ~ ilf_type(X2,relation_type(X0,X1))
                | ilf_type(X2,subset_type(cross_product(X0,X1))) ) )
          | ~ ilf_type(X1,set_type) ) ),
    inference(ennf_transformation,[],[f21]) ).

fof(f21,plain,
    ! [X0] :
      ( ilf_type(X0,set_type)
     => ! [X1] :
          ( ilf_type(X1,set_type)
         => ( ! [X3] :
                ( ilf_type(X3,subset_type(cross_product(X0,X1)))
               => ilf_type(X3,relation_type(X0,X1)) )
            & ! [X2] :
                ( ilf_type(X2,relation_type(X0,X1))
               => ilf_type(X2,subset_type(cross_product(X0,X1))) ) ) ) ),
    inference(rectify,[],[f1]) ).

fof(f1,axiom,
    ! [X0] :
      ( ilf_type(X0,set_type)
     => ! [X1] :
          ( ilf_type(X1,set_type)
         => ( ! [X3] :
                ( ilf_type(X3,relation_type(X0,X1))
               => ilf_type(X3,subset_type(cross_product(X0,X1))) )
            & ! [X2] :
                ( ilf_type(X2,subset_type(cross_product(X0,X1)))
               => ilf_type(X2,relation_type(X0,X1)) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p1) ).

fof(f370,plain,
    ( ilf_type(sK6,subset_type(sF15))
    | empty(power_set(sF15)) ),
    inference(resolution,[],[f322,f190]) ).

fof(f190,plain,
    ! [X3,X4] :
      ( ~ member(X4,power_set(X3))
      | ilf_type(X4,subset_type(X3))
      | empty(power_set(X3)) ),
    inference(subsumption_resolution,[],[f189,f123]) ).

fof(f189,plain,
    ! [X3,X4] :
      ( empty(power_set(X3))
      | ~ ilf_type(X3,set_type)
      | ilf_type(X4,subset_type(X3))
      | ~ member(X4,power_set(X3)) ),
    inference(subsumption_resolution,[],[f185,f123]) ).

fof(f185,plain,
    ! [X3,X4] :
      ( ~ ilf_type(X4,set_type)
      | empty(power_set(X3))
      | ~ member(X4,power_set(X3))
      | ~ ilf_type(X3,set_type)
      | ilf_type(X4,subset_type(X3)) ),
    inference(resolution,[],[f125,f137]) ).

fof(f137,plain,
    ! [X0,X1] :
      ( ilf_type(X0,member_type(X1))
      | empty(X1)
      | ~ member(X0,X1) ),
    inference(subsumption_resolution,[],[f136,f123]) ).

fof(f136,plain,
    ! [X0,X1] :
      ( ilf_type(X0,member_type(X1))
      | empty(X1)
      | ~ member(X0,X1)
      | ~ ilf_type(X1,set_type) ),
    inference(subsumption_resolution,[],[f90,f123]) ).

fof(f90,plain,
    ! [X0,X1] :
      ( empty(X1)
      | ~ ilf_type(X0,set_type)
      | ~ ilf_type(X1,set_type)
      | ~ member(X0,X1)
      | ilf_type(X0,member_type(X1)) ),
    inference(cnf_transformation,[],[f55]) ).

fof(f55,plain,
    ! [X0] :
      ( ~ ilf_type(X0,set_type)
      | ! [X1] :
          ( ( ( member(X0,X1)
              | ~ ilf_type(X0,member_type(X1)) )
            & ( ilf_type(X0,member_type(X1))
              | ~ member(X0,X1) ) )
          | ~ ilf_type(X1,set_type)
          | empty(X1) ) ),
    inference(nnf_transformation,[],[f30]) ).

fof(f30,plain,
    ! [X0] :
      ( ~ ilf_type(X0,set_type)
      | ! [X1] :
          ( ( member(X0,X1)
          <=> ilf_type(X0,member_type(X1)) )
          | ~ ilf_type(X1,set_type)
          | empty(X1) ) ),
    inference(flattening,[],[f29]) ).

fof(f29,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( member(X0,X1)
          <=> ilf_type(X0,member_type(X1)) )
          | ~ ilf_type(X1,set_type)
          | empty(X1) )
      | ~ ilf_type(X0,set_type) ),
    inference(ennf_transformation,[],[f12]) ).

fof(f12,axiom,
    ! [X0] :
      ( ilf_type(X0,set_type)
     => ! [X1] :
          ( ( ilf_type(X1,set_type)
            & ~ empty(X1) )
         => ( member(X0,X1)
          <=> ilf_type(X0,member_type(X1)) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p12) ).

fof(f125,plain,
    ! [X0,X1] :
      ( ~ ilf_type(X1,member_type(power_set(X0)))
      | ~ ilf_type(X0,set_type)
      | ilf_type(X1,subset_type(X0))
      | ~ ilf_type(X1,set_type) ),
    inference(cnf_transformation,[],[f82]) ).

fof(f82,plain,
    ! [X0] :
      ( ~ ilf_type(X0,set_type)
      | ! [X1] :
          ( ~ ilf_type(X1,set_type)
          | ( ( ilf_type(X1,subset_type(X0))
              | ~ ilf_type(X1,member_type(power_set(X0))) )
            & ( ilf_type(X1,member_type(power_set(X0)))
              | ~ ilf_type(X1,subset_type(X0)) ) ) ) ),
    inference(nnf_transformation,[],[f24]) ).

fof(f24,plain,
    ! [X0] :
      ( ~ ilf_type(X0,set_type)
      | ! [X1] :
          ( ~ ilf_type(X1,set_type)
          | ( ilf_type(X1,subset_type(X0))
          <=> ilf_type(X1,member_type(power_set(X0))) ) ) ),
    inference(ennf_transformation,[],[f7]) ).

fof(f7,axiom,
    ! [X0] :
      ( ilf_type(X0,set_type)
     => ! [X1] :
          ( ilf_type(X1,set_type)
         => ( ilf_type(X1,subset_type(X0))
          <=> ilf_type(X1,member_type(power_set(X0))) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p7) ).

fof(f322,plain,
    member(sK6,power_set(sF15)),
    inference(duplicate_literal_removal,[],[f321]) ).

fof(f321,plain,
    ( member(sK6,power_set(sF15))
    | member(sK6,power_set(sF15)) ),
    inference(resolution,[],[f262,f139]) ).

fof(f139,plain,
    ! [X0,X1] :
      ( member(sK2(X0,X1),X0)
      | member(X0,power_set(X1)) ),
    inference(subsumption_resolution,[],[f138,f123]) ).

fof(f138,plain,
    ! [X0,X1] :
      ( ~ ilf_type(X0,set_type)
      | member(X0,power_set(X1))
      | member(sK2(X0,X1),X0) ),
    inference(subsumption_resolution,[],[f87,f123]) ).

fof(f87,plain,
    ! [X0,X1] :
      ( member(X0,power_set(X1))
      | ~ ilf_type(X1,set_type)
      | member(sK2(X0,X1),X0)
      | ~ ilf_type(X0,set_type) ),
    inference(cnf_transformation,[],[f54]) ).

fof(f54,plain,
    ! [X0] :
      ( ~ ilf_type(X0,set_type)
      | ! [X1] :
          ( ~ ilf_type(X1,set_type)
          | ( ( ! [X2] :
                  ( member(X2,X1)
                  | ~ member(X2,X0)
                  | ~ ilf_type(X2,set_type) )
              | ~ member(X0,power_set(X1)) )
            & ( member(X0,power_set(X1))
              | ( ~ member(sK2(X0,X1),X1)
                & member(sK2(X0,X1),X0)
                & ilf_type(sK2(X0,X1),set_type) ) ) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2])],[f52,f53]) ).

fof(f53,plain,
    ! [X0,X1] :
      ( ? [X3] :
          ( ~ member(X3,X1)
          & member(X3,X0)
          & ilf_type(X3,set_type) )
     => ( ~ member(sK2(X0,X1),X1)
        & member(sK2(X0,X1),X0)
        & ilf_type(sK2(X0,X1),set_type) ) ),
    introduced(choice_axiom,[]) ).

fof(f52,plain,
    ! [X0] :
      ( ~ ilf_type(X0,set_type)
      | ! [X1] :
          ( ~ ilf_type(X1,set_type)
          | ( ( ! [X2] :
                  ( member(X2,X1)
                  | ~ member(X2,X0)
                  | ~ ilf_type(X2,set_type) )
              | ~ member(X0,power_set(X1)) )
            & ( member(X0,power_set(X1))
              | ? [X3] :
                  ( ~ member(X3,X1)
                  & member(X3,X0)
                  & ilf_type(X3,set_type) ) ) ) ) ),
    inference(rectify,[],[f51]) ).

fof(f51,plain,
    ! [X0] :
      ( ~ ilf_type(X0,set_type)
      | ! [X1] :
          ( ~ ilf_type(X1,set_type)
          | ( ( ! [X2] :
                  ( member(X2,X1)
                  | ~ member(X2,X0)
                  | ~ ilf_type(X2,set_type) )
              | ~ member(X0,power_set(X1)) )
            & ( member(X0,power_set(X1))
              | ? [X2] :
                  ( ~ member(X2,X1)
                  & member(X2,X0)
                  & ilf_type(X2,set_type) ) ) ) ) ),
    inference(nnf_transformation,[],[f46]) ).

fof(f46,plain,
    ! [X0] :
      ( ~ ilf_type(X0,set_type)
      | ! [X1] :
          ( ~ ilf_type(X1,set_type)
          | ( ! [X2] :
                ( member(X2,X1)
                | ~ member(X2,X0)
                | ~ ilf_type(X2,set_type) )
          <=> member(X0,power_set(X1)) ) ) ),
    inference(flattening,[],[f45]) ).

fof(f45,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ! [X2] :
                ( member(X2,X1)
                | ~ member(X2,X0)
                | ~ ilf_type(X2,set_type) )
          <=> member(X0,power_set(X1)) )
          | ~ ilf_type(X1,set_type) )
      | ~ ilf_type(X0,set_type) ),
    inference(ennf_transformation,[],[f10]) ).

fof(f10,axiom,
    ! [X0] :
      ( ilf_type(X0,set_type)
     => ! [X1] :
          ( ilf_type(X1,set_type)
         => ( ! [X2] :
                ( ilf_type(X2,set_type)
               => ( member(X2,X0)
                 => member(X2,X1) ) )
          <=> member(X0,power_set(X1)) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p10) ).

fof(f262,plain,
    ! [X1] :
      ( ~ member(sK2(X1,sF15),sK6)
      | member(X1,power_set(sF15)) ),
    inference(subsumption_resolution,[],[f261,f123]) ).

fof(f261,plain,
    ! [X1] :
      ( ~ ilf_type(sF15,set_type)
      | ~ member(sK2(X1,sF15),sK6)
      | member(X1,power_set(sF15)) ),
    inference(subsumption_resolution,[],[f260,f123]) ).

fof(f260,plain,
    ! [X1] :
      ( ~ ilf_type(X1,set_type)
      | ~ member(sK2(X1,sF15),sK6)
      | ~ ilf_type(sF15,set_type)
      | member(X1,power_set(sF15)) ),
    inference(resolution,[],[f256,f88]) ).

fof(f88,plain,
    ! [X0,X1] :
      ( ~ member(sK2(X0,X1),X1)
      | member(X0,power_set(X1))
      | ~ ilf_type(X0,set_type)
      | ~ ilf_type(X1,set_type) ),
    inference(cnf_transformation,[],[f54]) ).

fof(f256,plain,
    ! [X0] :
      ( member(X0,sF15)
      | ~ member(X0,sK6) ),
    inference(subsumption_resolution,[],[f255,f106]) ).

fof(f106,plain,
    ilf_type(sK6,set_type),
    inference(cnf_transformation,[],[f68]) ).

fof(f255,plain,
    ! [X0] :
      ( member(X0,sF15)
      | ~ member(X0,sK6)
      | ~ ilf_type(sK6,set_type) ),
    inference(subsumption_resolution,[],[f254,f123]) ).

fof(f254,plain,
    ! [X0] :
      ( ~ member(X0,sK6)
      | ~ ilf_type(sF15,set_type)
      | member(X0,sF15)
      | ~ ilf_type(sK6,set_type) ),
    inference(subsumption_resolution,[],[f251,f123]) ).

fof(f251,plain,
    ! [X0] :
      ( ~ member(X0,sK6)
      | member(X0,sF15)
      | ~ ilf_type(X0,set_type)
      | ~ ilf_type(sK6,set_type)
      | ~ ilf_type(sF15,set_type) ),
    inference(resolution,[],[f92,f132]) ).

fof(f132,plain,
    subset(sK6,sF15),
    inference(definition_folding,[],[f102,f131]) ).

fof(f102,plain,
    subset(sK6,cross_product(sK7,sK8)),
    inference(cnf_transformation,[],[f68]) ).

fof(f92,plain,
    ! [X3,X0,X1] :
      ( ~ subset(X0,X1)
      | ~ ilf_type(X0,set_type)
      | ~ ilf_type(X3,set_type)
      | ~ ilf_type(X1,set_type)
      | ~ member(X3,X0)
      | member(X3,X1) ),
    inference(cnf_transformation,[],[f59]) ).

fof(f59,plain,
    ! [X0] :
      ( ~ ilf_type(X0,set_type)
      | ! [X1] :
          ( ( ( subset(X0,X1)
              | ( ilf_type(sK3(X0,X1),set_type)
                & ~ member(sK3(X0,X1),X1)
                & member(sK3(X0,X1),X0) ) )
            & ( ! [X3] :
                  ( ~ ilf_type(X3,set_type)
                  | member(X3,X1)
                  | ~ member(X3,X0) )
              | ~ subset(X0,X1) ) )
          | ~ ilf_type(X1,set_type) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK3])],[f57,f58]) ).

fof(f58,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ilf_type(X2,set_type)
          & ~ member(X2,X1)
          & member(X2,X0) )
     => ( ilf_type(sK3(X0,X1),set_type)
        & ~ member(sK3(X0,X1),X1)
        & member(sK3(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f57,plain,
    ! [X0] :
      ( ~ ilf_type(X0,set_type)
      | ! [X1] :
          ( ( ( subset(X0,X1)
              | ? [X2] :
                  ( ilf_type(X2,set_type)
                  & ~ member(X2,X1)
                  & member(X2,X0) ) )
            & ( ! [X3] :
                  ( ~ ilf_type(X3,set_type)
                  | member(X3,X1)
                  | ~ member(X3,X0) )
              | ~ subset(X0,X1) ) )
          | ~ ilf_type(X1,set_type) ) ),
    inference(rectify,[],[f56]) ).

fof(f56,plain,
    ! [X0] :
      ( ~ ilf_type(X0,set_type)
      | ! [X1] :
          ( ( ( subset(X0,X1)
              | ? [X2] :
                  ( ilf_type(X2,set_type)
                  & ~ member(X2,X1)
                  & member(X2,X0) ) )
            & ( ! [X2] :
                  ( ~ ilf_type(X2,set_type)
                  | member(X2,X1)
                  | ~ member(X2,X0) )
              | ~ subset(X0,X1) ) )
          | ~ ilf_type(X1,set_type) ) ),
    inference(nnf_transformation,[],[f33]) ).

fof(f33,plain,
    ! [X0] :
      ( ~ ilf_type(X0,set_type)
      | ! [X1] :
          ( ( subset(X0,X1)
          <=> ! [X2] :
                ( ~ ilf_type(X2,set_type)
                | member(X2,X1)
                | ~ member(X2,X0) ) )
          | ~ ilf_type(X1,set_type) ) ),
    inference(flattening,[],[f32]) ).

fof(f32,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ! [X2] :
                ( member(X2,X1)
                | ~ member(X2,X0)
                | ~ ilf_type(X2,set_type) )
          <=> subset(X0,X1) )
          | ~ ilf_type(X1,set_type) )
      | ~ ilf_type(X0,set_type) ),
    inference(ennf_transformation,[],[f5]) ).

fof(f5,axiom,
    ! [X0] :
      ( ilf_type(X0,set_type)
     => ! [X1] :
          ( ilf_type(X1,set_type)
         => ( ! [X2] :
                ( ilf_type(X2,set_type)
               => ( member(X2,X0)
                 => member(X2,X1) ) )
          <=> subset(X0,X1) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p5) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.12  % Problem    : SET641+3 : TPTP v8.1.0. Released v2.2.0.
% 0.08/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.13/0.34  % Computer : n025.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 14:18:30 EDT 2022
% 0.13/0.34  % CPUTime    : 
% 0.19/0.48  % (9431)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.19/0.49  % (9431)Instruction limit reached!
% 0.19/0.49  % (9431)------------------------------
% 0.19/0.49  % (9431)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.49  % (9447)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)
% 0.19/0.49  % (9439)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)
% 0.19/0.50  % (9424)fmb+10_1:1_bce=on:fmbsr=1.5:nm=4:skr=on:i=191324:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/191324Mi)
% 0.19/0.50  % (9431)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.50  % (9431)Termination reason: Unknown
% 0.19/0.50  % (9431)Termination phase: Saturation
% 0.19/0.50  
% 0.19/0.50  % (9431)Memory used [KB]: 5500
% 0.19/0.50  % (9431)Time elapsed: 0.091 s
% 0.19/0.50  % (9431)Instructions burned: 8 (million)
% 0.19/0.50  % (9431)------------------------------
% 0.19/0.50  % (9431)------------------------------
% 0.19/0.51  % (9440)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)
% 0.19/0.51  % (9437)ott+10_1:5_bd=off:tgt=full:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.19/0.51  % (9439)First to succeed.
% 0.19/0.52  % (9439)Refutation found. Thanks to Tanya!
% 0.19/0.52  % SZS status Theorem for theBenchmark
% 0.19/0.52  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.52  % (9439)------------------------------
% 0.19/0.52  % (9439)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.52  % (9439)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.52  % (9439)Termination reason: Refutation
% 0.19/0.52  
% 0.19/0.52  % (9439)Memory used [KB]: 1151
% 0.19/0.52  % (9439)Time elapsed: 0.119 s
% 0.19/0.52  % (9439)Instructions burned: 14 (million)
% 0.19/0.52  % (9439)------------------------------
% 0.19/0.52  % (9439)------------------------------
% 0.19/0.52  % (9423)Success in time 0.169 s
%------------------------------------------------------------------------------