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Vampire-SAT---5.0.1.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : Vampire-SAT---5.0.1
% Problem  : SET662+3 : TPTP v9.3.1. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT

% Computer : n015.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8046.5625MB
% OS       : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Tue Sep 29 12:44:21 PM UTC 2026

% Result   : Theorem 0.13s 0.45s
% Output   : Refutation 0.13s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :   19
% Syntax   : Number of formulae    :  102 (  22 unt;  11 def)
%            Number of atoms       :  300 (   0 equ)
%            Maximal formula atoms :   10 (   2 avg)
%            Number of connectives :  345 ( 147   ~; 141   |;  20   &)
%                                         (  19 <=>;  18  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   4 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :   15 (  14 usr;  12 prp; 0-2 aty)
%            Number of functors    :   10 (  10 usr;   4 con; 0-2 aty)
%            Number of variables   :   71 (   0 sgn  67   !;   4   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f2,axiom,
    ! [X0] :
      ( ilf_type(X0,set_type)
     => ! [X1] :
          ( ilf_type(X1,set_type)
         => ( ! [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))) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p2) ).

fof(f4,axiom,
    ! [X0] :
      ( ilf_type(X0,set_type)
     => ~ member(X0,empty_set) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p4) ).

fof(f8,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(f13,axiom,
    ! [X0] :
      ( ilf_type(X0,set_type)
     => ! [X1] :
          ( ilf_type(X1,set_type)
         => ( member(X0,power_set(X1))
          <=> ! [X2] :
                ( ilf_type(X2,set_type)
               => ( member(X2,X0)
                 => member(X2,X1) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p12) ).

fof(f14,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',p13) ).

fof(f15,axiom,
    ! [X0] :
      ( ilf_type(X0,set_type)
     => ! [X1] :
          ( ( ~ empty(X1)
            & ilf_type(X1,set_type) )
         => ( ilf_type(X0,member_type(X1))
          <=> member(X0,X1) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p14) ).

fof(f21,axiom,
    ! [X0] : ilf_type(X0,set_type),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p20) ).

fof(f22,conjecture,
    ! [X0] :
      ( ilf_type(X0,set_type)
     => ! [X1] :
          ( ilf_type(X1,set_type)
         => ilf_type(empty_set,relation_type(X0,X1)) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_relset_1_25) ).

fof(f23,negated_conjecture,
    ~ ! [X0] :
        ( ilf_type(X0,set_type)
       => ! [X1] :
            ( ilf_type(X1,set_type)
           => ilf_type(empty_set,relation_type(X0,X1)) ) ),
    inference(negated_conjecture,[status(cth)],[f22]) ).

fof(f26,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ! [X2] :
                ( ilf_type(X2,relation_type(X0,X1))
                | ~ ilf_type(X2,subset_type(cross_product(X0,X1))) )
            & ! [X3] :
                ( ilf_type(X3,subset_type(cross_product(X0,X1)))
                | ~ ilf_type(X3,relation_type(X0,X1)) ) )
          | ~ ilf_type(X1,set_type) )
      | ~ ilf_type(X0,set_type) ),
    inference(ennf_transformation,[],[f2]) ).

fof(f28,plain,
    ! [X0] :
      ( ~ member(X0,empty_set)
      | ~ ilf_type(X0,set_type) ),
    inference(ennf_transformation,[],[f4]) ).

fof(f30,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ilf_type(X1,subset_type(X0))
          <=> ilf_type(X1,member_type(power_set(X0))) )
          | ~ ilf_type(X1,set_type) )
      | ~ ilf_type(X0,set_type) ),
    inference(ennf_transformation,[],[f8]) ).

fof(f36,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( member(X0,power_set(X1))
          <=> ! [X2] :
                ( member(X2,X1)
                | ~ member(X2,X0)
                | ~ ilf_type(X2,set_type) ) )
          | ~ ilf_type(X1,set_type) )
      | ~ ilf_type(X0,set_type) ),
    inference(ennf_transformation,[],[f13]) ).

fof(f37,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( member(X0,power_set(X1))
          <=> ! [X2] :
                ( member(X2,X1)
                | ~ member(X2,X0)
                | ~ ilf_type(X2,set_type) ) )
          | ~ ilf_type(X1,set_type) )
      | ~ ilf_type(X0,set_type) ),
    inference(flattening,[],[f36]) ).

fof(f38,plain,
    ! [X0] :
      ( ( ~ empty(power_set(X0))
        & ilf_type(power_set(X0),set_type) )
      | ~ ilf_type(X0,set_type) ),
    inference(ennf_transformation,[],[f14]) ).

fof(f39,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ilf_type(X0,member_type(X1))
          <=> member(X0,X1) )
          | empty(X1)
          | ~ ilf_type(X1,set_type) )
      | ~ ilf_type(X0,set_type) ),
    inference(ennf_transformation,[],[f15]) ).

fof(f40,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ilf_type(X0,member_type(X1))
          <=> member(X0,X1) )
          | empty(X1)
          | ~ ilf_type(X1,set_type) )
      | ~ ilf_type(X0,set_type) ),
    inference(flattening,[],[f39]) ).

fof(f49,plain,
    ? [X0] :
      ( ? [X1] :
          ( ~ ilf_type(empty_set,relation_type(X0,X1))
          & ilf_type(X1,set_type) )
      & ilf_type(X0,set_type) ),
    inference(ennf_transformation,[],[f23]) ).

fof(f51,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( 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)) ) )
          | ~ ilf_type(X1,set_type) )
      | ~ ilf_type(X0,set_type) ),
    inference(nnf_transformation,[],[f30]) ).

fof(f59,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( member(X0,power_set(X1))
              | ? [X2] :
                  ( ~ member(X2,X1)
                  & member(X2,X0)
                  & ilf_type(X2,set_type) ) )
            & ( ! [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(nnf_transformation,[],[f37]) ).

fof(f60,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( member(X0,power_set(X1))
              | ? [X2] :
                  ( ~ member(X2,X1)
                  & member(X2,X0)
                  & ilf_type(X2,set_type) ) )
            & ( ! [X3] :
                  ( member(X3,X1)
                  | ~ member(X3,X0)
                  | ~ ilf_type(X3,set_type) )
              | ~ member(X0,power_set(X1)) ) )
          | ~ ilf_type(X1,set_type) )
      | ~ ilf_type(X0,set_type) ),
    inference(rectify,[],[f59]) ).

fof(f61,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( member(X0,power_set(X1))
              | ( ~ member(sK4(X0,X1),X1)
                & member(sK4(X0,X1),X0)
                & ilf_type(sK4(X0,X1),set_type) ) )
            & ( ! [X3] :
                  ( member(X3,X1)
                  | ~ member(X3,X0)
                  | ~ ilf_type(X3,set_type) )
              | ~ member(X0,power_set(X1)) ) )
          | ~ ilf_type(X1,set_type) )
      | ~ ilf_type(X0,set_type) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK4]),skolemize(X2,sK4(X0,X1))],[f60]) ).

fof(f62,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( ilf_type(X0,member_type(X1))
              | ~ member(X0,X1) )
            & ( member(X0,X1)
              | ~ ilf_type(X0,member_type(X1)) ) )
          | empty(X1)
          | ~ ilf_type(X1,set_type) )
      | ~ ilf_type(X0,set_type) ),
    inference(nnf_transformation,[],[f40]) ).

fof(f67,plain,
    ( ~ ilf_type(empty_set,relation_type(sK9,sK10))
    & ilf_type(sK10,set_type)
    & ilf_type(sK9,set_type) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK9,sK10]),skolemize(X0,sK9),skolemize(X1,sK10)],[f49]) ).

fof(f70,plain,
    ! [X2,X0,X1] :
      ( ilf_type(X2,relation_type(X0,X1))
      | ~ ilf_type(X2,subset_type(cross_product(X0,X1)))
      | ~ ilf_type(X1,set_type)
      | ~ ilf_type(X0,set_type) ),
    inference(cnf_transformation,[],[f26]) ).

fof(f72,plain,
    ! [X0] :
      ( ~ member(X0,empty_set)
      | ~ ilf_type(X0,set_type) ),
    inference(cnf_transformation,[],[f28]) ).

fof(f76,plain,
    ! [X0,X1] :
      ( ilf_type(X1,subset_type(X0))
      | ~ ilf_type(X1,member_type(power_set(X0)))
      | ~ ilf_type(X1,set_type)
      | ~ ilf_type(X0,set_type) ),
    inference(cnf_transformation,[],[f51]) ).

fof(f88,plain,
    ! [X0,X1] :
      ( member(sK4(X0,X1),X0)
      | member(X0,power_set(X1))
      | ~ ilf_type(X1,set_type)
      | ~ ilf_type(X0,set_type) ),
    inference(cnf_transformation,[],[f61]) ).

fof(f91,plain,
    ! [X0] :
      ( ~ empty(power_set(X0))
      | ~ ilf_type(X0,set_type) ),
    inference(cnf_transformation,[],[f38]) ).

fof(f93,plain,
    ! [X0,X1] :
      ( ilf_type(X0,member_type(X1))
      | ~ member(X0,X1)
      | empty(X1)
      | ~ ilf_type(X1,set_type)
      | ~ ilf_type(X0,set_type) ),
    inference(cnf_transformation,[],[f62]) ).

fof(f104,plain,
    ! [X0] : ilf_type(X0,set_type),
    inference(cnf_transformation,[],[f21]) ).

fof(f107,plain,
    ~ ilf_type(empty_set,relation_type(sK9,sK10)),
    inference(cnf_transformation,[],[f67]) ).

fof(f112,plain,
    ! [X0] :
      ( empty(power_set(X0))
      | ~ ilf_type(X0,set_type) ),
    inference(consistent_polarity_flipping,[],[f91]) ).

fof(f113,plain,
    ! [X0,X1] :
      ( ilf_type(X0,member_type(X1))
      | ~ member(X0,X1)
      | ~ empty(X1)
      | ~ ilf_type(X1,set_type)
      | ~ ilf_type(X0,set_type) ),
    inference(consistent_polarity_flipping,[],[f93]) ).

fof(f121,definition,
    ( spl11_1
  <=> ilf_type(empty_set,set_type) ),
    introduced(definition,[new_symbols(definition,[spl11_1])],[avatar_definition]) ).

fof(f123,plain,
    ( ~ ilf_type(empty_set,set_type)
    | spl11_1 ),
    inference(avatar_component_clause,[],[f121]) ).

fof(f128,plain,
    ( $false
    | spl11_1 ),
    inference(resolution,[],[f123,f104]) ).

fof(f129,plain,
    spl11_1,
    inference(avatar_contradiction_clause,[],[f128]) ).

fof(f132,plain,
    ! [X0] :
      ( member(empty_set,power_set(X0))
      | ~ ilf_type(X0,set_type)
      | ~ ilf_type(empty_set,set_type)
      | ~ ilf_type(sK4(empty_set,X0),set_type) ),
    inference(resolution,[],[f88,f72]) ).

fof(f134,definition,
    ( spl11_3
  <=> ! [X0] :
        ( member(empty_set,power_set(X0))
        | ~ ilf_type(sK4(empty_set,X0),set_type)
        | ~ ilf_type(X0,set_type) ) ),
    introduced(definition,[new_symbols(definition,[spl11_3])],[avatar_definition]) ).

fof(f135,plain,
    ( ! [X0] :
        ( member(empty_set,power_set(X0))
        | ~ ilf_type(sK4(empty_set,X0),set_type)
        | ~ ilf_type(X0,set_type) )
    | ~ spl11_3 ),
    inference(avatar_component_clause,[],[f134]) ).

fof(f136,plain,
    ( ~ spl11_1
    | spl11_3 ),
    inference(avatar_split_clause,[],[f132,f134,f121]) ).

fof(f142,plain,
    ( ~ ilf_type(empty_set,subset_type(cross_product(sK9,sK10)))
    | ~ ilf_type(sK10,set_type)
    | ~ ilf_type(sK9,set_type) ),
    inference(resolution,[],[f70,f107]) ).

fof(f144,definition,
    ( spl11_4
  <=> ilf_type(sK9,set_type) ),
    introduced(definition,[new_symbols(definition,[spl11_4])],[avatar_definition]) ).

fof(f146,plain,
    ( ~ ilf_type(sK9,set_type)
    | spl11_4 ),
    inference(avatar_component_clause,[],[f144]) ).

fof(f148,definition,
    ( spl11_5
  <=> ilf_type(sK10,set_type) ),
    introduced(definition,[new_symbols(definition,[spl11_5])],[avatar_definition]) ).

fof(f150,plain,
    ( ~ ilf_type(sK10,set_type)
    | spl11_5 ),
    inference(avatar_component_clause,[],[f148]) ).

fof(f152,definition,
    ( spl11_6
  <=> ilf_type(empty_set,subset_type(cross_product(sK9,sK10))) ),
    introduced(definition,[new_symbols(definition,[spl11_6])],[avatar_definition]) ).

fof(f154,plain,
    ( ~ ilf_type(empty_set,subset_type(cross_product(sK9,sK10)))
    | spl11_6 ),
    inference(avatar_component_clause,[],[f152]) ).

fof(f155,plain,
    ( ~ spl11_4
    | ~ spl11_5
    | ~ spl11_6 ),
    inference(avatar_split_clause,[],[f142,f152,f148,f144]) ).

fof(f156,plain,
    ( $false
    | spl11_4 ),
    inference(resolution,[],[f146,f104]) ).

fof(f157,plain,
    spl11_4,
    inference(avatar_contradiction_clause,[],[f156]) ).

fof(f158,plain,
    ( $false
    | spl11_5 ),
    inference(resolution,[],[f150,f104]) ).

fof(f159,plain,
    spl11_5,
    inference(avatar_contradiction_clause,[],[f158]) ).

fof(f161,plain,
    ( ~ ilf_type(empty_set,member_type(power_set(cross_product(sK9,sK10))))
    | ~ ilf_type(empty_set,set_type)
    | ~ ilf_type(cross_product(sK9,sK10),set_type)
    | spl11_6 ),
    inference(resolution,[],[f154,f76]) ).

fof(f163,definition,
    ( spl11_7
  <=> ilf_type(cross_product(sK9,sK10),set_type) ),
    introduced(definition,[new_symbols(definition,[spl11_7])],[avatar_definition]) ).

fof(f165,plain,
    ( ~ ilf_type(cross_product(sK9,sK10),set_type)
    | spl11_7 ),
    inference(avatar_component_clause,[],[f163]) ).

fof(f167,definition,
    ( spl11_8
  <=> ilf_type(empty_set,member_type(power_set(cross_product(sK9,sK10)))) ),
    introduced(definition,[new_symbols(definition,[spl11_8])],[avatar_definition]) ).

fof(f169,plain,
    ( ~ ilf_type(empty_set,member_type(power_set(cross_product(sK9,sK10))))
    | spl11_8 ),
    inference(avatar_component_clause,[],[f167]) ).

fof(f170,plain,
    ( ~ spl11_7
    | ~ spl11_1
    | ~ spl11_8
    | spl11_6 ),
    inference(avatar_split_clause,[],[f161,f152,f167,f121,f163]) ).

fof(f171,plain,
    ( $false
    | spl11_7 ),
    inference(resolution,[],[f165,f104]) ).

fof(f172,plain,
    spl11_7,
    inference(avatar_contradiction_clause,[],[f171]) ).

fof(f174,plain,
    ( ~ member(empty_set,power_set(cross_product(sK9,sK10)))
    | ~ empty(power_set(cross_product(sK9,sK10)))
    | ~ ilf_type(power_set(cross_product(sK9,sK10)),set_type)
    | ~ ilf_type(empty_set,set_type)
    | spl11_8 ),
    inference(resolution,[],[f169,f113]) ).

fof(f176,definition,
    ( spl11_9
  <=> ilf_type(power_set(cross_product(sK9,sK10)),set_type) ),
    introduced(definition,[new_symbols(definition,[spl11_9])],[avatar_definition]) ).

fof(f178,plain,
    ( ~ ilf_type(power_set(cross_product(sK9,sK10)),set_type)
    | spl11_9 ),
    inference(avatar_component_clause,[],[f176]) ).

fof(f180,definition,
    ( spl11_10
  <=> empty(power_set(cross_product(sK9,sK10))) ),
    introduced(definition,[new_symbols(definition,[spl11_10])],[avatar_definition]) ).

fof(f182,plain,
    ( ~ empty(power_set(cross_product(sK9,sK10)))
    | spl11_10 ),
    inference(avatar_component_clause,[],[f180]) ).

fof(f184,definition,
    ( spl11_11
  <=> member(empty_set,power_set(cross_product(sK9,sK10))) ),
    introduced(definition,[new_symbols(definition,[spl11_11])],[avatar_definition]) ).

fof(f186,plain,
    ( ~ member(empty_set,power_set(cross_product(sK9,sK10)))
    | spl11_11 ),
    inference(avatar_component_clause,[],[f184]) ).

fof(f187,plain,
    ( ~ spl11_1
    | ~ spl11_9
    | ~ spl11_10
    | ~ spl11_11
    | spl11_8 ),
    inference(avatar_split_clause,[],[f174,f167,f184,f180,f176,f121]) ).

fof(f188,plain,
    ( ~ ilf_type(cross_product(sK9,sK10),set_type)
    | spl11_10 ),
    inference(resolution,[],[f182,f112]) ).

fof(f190,plain,
    ( ~ spl11_7
    | spl11_10 ),
    inference(avatar_split_clause,[],[f188,f180,f163]) ).

fof(f191,plain,
    ( $false
    | spl11_9 ),
    inference(resolution,[],[f178,f104]) ).

fof(f192,plain,
    spl11_9,
    inference(avatar_contradiction_clause,[],[f191]) ).

fof(f193,plain,
    ( ~ ilf_type(sK4(empty_set,cross_product(sK9,sK10)),set_type)
    | ~ ilf_type(cross_product(sK9,sK10),set_type)
    | ~ spl11_3
    | spl11_11 ),
    inference(resolution,[],[f186,f135]) ).

fof(f202,definition,
    ( spl11_13
  <=> ilf_type(sK4(empty_set,cross_product(sK9,sK10)),set_type) ),
    introduced(definition,[new_symbols(definition,[spl11_13])],[avatar_definition]) ).

fof(f204,plain,
    ( ~ ilf_type(sK4(empty_set,cross_product(sK9,sK10)),set_type)
    | spl11_13 ),
    inference(avatar_component_clause,[],[f202]) ).

fof(f205,plain,
    ( ~ spl11_7
    | ~ spl11_13
    | ~ spl11_3
    | spl11_11 ),
    inference(avatar_split_clause,[],[f193,f184,f134,f202,f163]) ).

fof(f206,plain,
    ( $false
    | spl11_13 ),
    inference(resolution,[],[f204,f104]) ).

fof(f207,plain,
    spl11_13,
    inference(avatar_contradiction_clause,[],[f206]) ).

cnf(s2,plain,
    spl11_1,
    inference(sat_conversion,[],[f129]) ).

cnf(s3,plain,
    ( ~ spl11_1
    | spl11_3 ),
    inference(sat_conversion,[],[f136]) ).

cnf(s4,plain,
    ( ~ spl11_4
    | ~ spl11_5
    | ~ spl11_6 ),
    inference(sat_conversion,[],[f155]) ).

cnf(s5,plain,
    spl11_4,
    inference(sat_conversion,[],[f157]) ).

cnf(s6,plain,
    spl11_5,
    inference(sat_conversion,[],[f159]) ).

cnf(s7,plain,
    ( ~ spl11_1
    | spl11_6
    | ~ spl11_7
    | ~ spl11_8 ),
    inference(sat_conversion,[],[f170]) ).

cnf(s8,plain,
    spl11_7,
    inference(sat_conversion,[],[f172]) ).

cnf(s9,plain,
    ( ~ spl11_1
    | spl11_8
    | ~ spl11_9
    | ~ spl11_10
    | ~ spl11_11 ),
    inference(sat_conversion,[],[f187]) ).

cnf(s10,plain,
    ( ~ spl11_7
    | spl11_10 ),
    inference(sat_conversion,[],[f190]) ).

cnf(s11,plain,
    spl11_9,
    inference(sat_conversion,[],[f192]) ).

cnf(s13,plain,
    ( ~ spl11_3
    | ~ spl11_7
    | spl11_11
    | ~ spl11_13 ),
    inference(sat_conversion,[],[f205]) ).

cnf(s14,plain,
    spl11_13,
    inference(sat_conversion,[],[f207]) ).

cnf(s15,plain,
    ( ~ spl11_3
    | ~ spl11_7
    | spl11_11 ),
    inference(rat,[],[s13,s14]) ).

cnf(s16,plain,
    ( ~ spl11_1
    | spl11_8
    | ~ spl11_10
    | ~ spl11_11 ),
    inference(rat,[],[s9,s11]) ).

cnf(s17,plain,
    spl11_10,
    inference(rat,[],[s10,s8]) ).

cnf(s18,plain,
    ( ~ spl11_1
    | spl11_6
    | ~ spl11_8 ),
    inference(rat,[],[s7,s8]) ).

cnf(s19,plain,
    ~ spl11_6,
    inference(rat,[],[s4,s6,s5]) ).

cnf(s20,plain,
    ~ spl11_8,
    inference(rat,[],[s18,s19,s2]) ).

cnf(s21,plain,
    spl11_3,
    inference(rat,[],[s3,s2]) ).

cnf(s22,plain,
    ~ spl11_11,
    inference(rat,[],[s16,s2,s17,s20]) ).

cnf(s23,plain,
    $false,
    inference(rat,[],[s15,s8,s22,s21]) ).

fof(f208,plain,
    $false,
    inference(avatar_sat_refutation,[],[s23]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SET662+3 : TPTP v9.3.1. Released v2.2.0.
% 0.00/0.06  % Command  : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.11/0.36  % Computer : n015.cluster.edu
% 0.11/0.36  % Model    : x86_64 x86_64
% 0.11/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.36  % Memory   : 8046.5625MB
% 0.11/0.36  % OS       : Linux 6.8.0-71-generic
% 0.11/0.36  % CPULimit : 300
% 0.11/0.36  % WCLimit  : 300
% 0.11/0.36  % DateTime : Mon Sep 28 02:32:01 UTC 2026
% 0.11/0.36  % CPUTime  : 
% 0.13/0.36  Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.13/0.40  Running first-order model finding
% 0.13/0.41  Running: /export/starexec/sandbox2/solver/bin/vampire-ho --input_syntax tptp --output_axiom_names on --mode casc --intent sat -m 16384 --cores 7 -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/0.45  % (2206148)Will run a generic schedule for satisfiability detection.
% 0.13/0.45  % (2206161)ott-3_16_to=lpo:sil=16000:sp=arity:fd=off:rp=on:random_seed=2517544295:i=159:bs=unit_only:nicw=on:fsr=off:amm=off_2999 on theBenchmark for (2999ds/159Mi)
% 0.13/0.45  % (2206161) found proof, printing to "/export/starexec/sandbox2/tmp/vampire-proof-2206148-2206161"...
% 0.13/0.45  % (2206161)...printing done.
% 0.13/0.45  % (2206154)fmb+10_1_sas=cadical:bce=on:rp=on:random_seed=2223601192_2999 on theBenchmark for (2999ds/0Mi)
% 0.13/0.45  % (2206161)Refutation found. Thanks to Tanya!
% 0.13/0.45  % SZS status Theorem for theBenchmark
% 0.13/0.45  % SZS output start Proof for theBenchmark
% See solution above
% 0.13/0.45  % (2206161)------------------------------
% 0.13/0.45  % (2206161)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.13/0.45  % (2206161)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.13/0.45  % (2206161)CaDiCaL version: 2.1.3
% 0.13/0.45  % (2206161)Termination reason: Refutation
% 0.13/0.45  % (2206161)Time elapsed: 0.004 s
% 0.13/0.45  % (2206161)Peak memory usage: 12 MB
% 0.13/0.45  % (2206161)Instructions burned: 5 (million)
% 0.13/0.45  % (2206148)Success in time 0.029 s
% 0.13/0.45  % Vampire exiting
%------------------------------------------------------------------------------