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Vampire---5.0.1.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : Vampire---5.0.1
% Problem  : SEU136+1 : TPTP v9.3.1. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM

% Computer : n019.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 12:47:21 PM UTC 2026

% Result   : Theorem 2.58s 6.25s
% Output   : Refutation 3.42s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   16
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   86 (  12 unt;   7 def)
%            Number of atoms       :  306 (  35 equ)
%            Maximal formula atoms :   14 (   3 avg)
%            Number of connectives :  350 ( 130   ~; 153   |;  52   &)
%                                         (  14 <=>;   1  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   5 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :   11 (   9 usr;   7 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   2 con; 0-3 aty)
%            Number of variables   :  120 (   0 sgn 110   !;  10   ?)

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

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

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

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

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

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

fof(f28,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( in(X2,X1)
          | ~ in(X2,X0) ) ),
    inference(ennf_transformation,[],[f5]) ).

fof(f31,plain,
    ? [X0,X1] : set_difference(X0,X1) != set_difference(set_union2(X0,X1),X1),
    inference(ennf_transformation,[],[f20]) ).

fof(f35,plain,
    ! [X0,X1] :
      ( ( X0 = X1
        | ~ subset(X0,X1)
        | ~ subset(X1,X0) )
      & ( ( subset(X0,X1)
          & subset(X1,X0) )
        | X0 != X1 ) ),
    inference(nnf_transformation,[],[f3]) ).

fof(f36,plain,
    ! [X0,X1] :
      ( ( X0 = X1
        | ~ subset(X0,X1)
        | ~ subset(X1,X0) )
      & ( ( subset(X0,X1)
          & subset(X1,X0) )
        | X0 != X1 ) ),
    inference(flattening,[],[f35]) ).

fof(f37,plain,
    ! [X0,X1,X2] :
      ( ( X2 = set_union2(X0,X1)
        | ? [X3] :
            ( ( ( ~ in(X3,X0)
                & ~ in(X3,X1) )
              | ~ in(X3,X2) )
            & ( in(X3,X0)
              | in(X3,X1)
              | in(X3,X2) ) ) )
      & ( ! [X3] :
            ( ( in(X3,X2)
              | ( ~ in(X3,X0)
                & ~ in(X3,X1) ) )
            & ( in(X3,X0)
              | in(X3,X1)
              | ~ in(X3,X2) ) )
        | set_union2(X0,X1) != X2 ) ),
    inference(nnf_transformation,[],[f4]) ).

fof(f38,plain,
    ! [X0,X1,X2] :
      ( ( X2 = set_union2(X0,X1)
        | ? [X3] :
            ( ( ( ~ in(X3,X0)
                & ~ in(X3,X1) )
              | ~ in(X3,X2) )
            & ( in(X3,X0)
              | in(X3,X1)
              | in(X3,X2) ) ) )
      & ( ! [X3] :
            ( ( in(X3,X2)
              | ( ~ in(X3,X0)
                & ~ in(X3,X1) ) )
            & ( in(X3,X0)
              | in(X3,X1)
              | ~ in(X3,X2) ) )
        | set_union2(X0,X1) != X2 ) ),
    inference(flattening,[],[f37]) ).

fof(f39,plain,
    ! [X0,X1,X2] :
      ( ( X2 = set_union2(X0,X1)
        | ? [X3] :
            ( ( ( ~ in(X3,X0)
                & ~ in(X3,X1) )
              | ~ in(X3,X2) )
            & ( in(X3,X0)
              | in(X3,X1)
              | in(X3,X2) ) ) )
      & ( ! [X4] :
            ( ( in(X4,X2)
              | ( ~ in(X4,X0)
                & ~ in(X4,X1) ) )
            & ( in(X4,X0)
              | in(X4,X1)
              | ~ in(X4,X2) ) )
        | set_union2(X0,X1) != X2 ) ),
    inference(rectify,[],[f38]) ).

fof(f40,plain,
    ! [X0,X1,X2] :
      ( ( X2 = set_union2(X0,X1)
        | ( ( ( ~ in(sK0(X0,X1,X2),X0)
              & ~ in(sK0(X0,X1,X2),X1) )
            | ~ in(sK0(X0,X1,X2),X2) )
          & ( in(sK0(X0,X1,X2),X0)
            | in(sK0(X0,X1,X2),X1)
            | in(sK0(X0,X1,X2),X2) ) ) )
      & ( ! [X4] :
            ( ( in(X4,X2)
              | ( ~ in(X4,X0)
                & ~ in(X4,X1) ) )
            & ( in(X4,X0)
              | in(X4,X1)
              | ~ in(X4,X2) ) )
        | set_union2(X0,X1) != X2 ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK0]),skolemize(X3,sK0(X0,X1,X2))],[f39]) ).

fof(f41,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ? [X2] :
            ( ~ in(X2,X1)
            & in(X2,X0) ) )
      & ( ! [X2] :
            ( in(X2,X1)
            | ~ in(X2,X0) )
        | ~ subset(X0,X1) ) ),
    inference(nnf_transformation,[],[f28]) ).

fof(f42,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ? [X2] :
            ( ~ in(X2,X1)
            & in(X2,X0) ) )
      & ( ! [X3] :
            ( in(X3,X1)
            | ~ in(X3,X0) )
        | ~ subset(X0,X1) ) ),
    inference(rectify,[],[f41]) ).

fof(f43,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ( ~ in(sK1(X0,X1),X1)
          & in(sK1(X0,X1),X0) ) )
      & ( ! [X3] :
            ( in(X3,X1)
            | ~ in(X3,X0) )
        | ~ subset(X0,X1) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK1]),skolemize(X2,sK1(X0,X1))],[f42]) ).

fof(f44,plain,
    ! [X0,X1,X2] :
      ( ( X2 = set_difference(X0,X1)
        | ? [X3] :
            ( ( ~ in(X3,X0)
              | in(X3,X1)
              | ~ in(X3,X2) )
            & ( ( in(X3,X0)
                & ~ in(X3,X1) )
              | in(X3,X2) ) ) )
      & ( ! [X3] :
            ( ( in(X3,X2)
              | ~ in(X3,X0)
              | in(X3,X1) )
            & ( ( in(X3,X0)
                & ~ in(X3,X1) )
              | ~ in(X3,X2) ) )
        | set_difference(X0,X1) != X2 ) ),
    inference(nnf_transformation,[],[f6]) ).

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

fof(f46,plain,
    ! [X0,X1,X2] :
      ( ( X2 = set_difference(X0,X1)
        | ? [X3] :
            ( ( ~ in(X3,X0)
              | in(X3,X1)
              | ~ in(X3,X2) )
            & ( ( in(X3,X0)
                & ~ in(X3,X1) )
              | in(X3,X2) ) ) )
      & ( ! [X4] :
            ( ( in(X4,X2)
              | ~ in(X4,X0)
              | in(X4,X1) )
            & ( ( in(X4,X0)
                & ~ in(X4,X1) )
              | ~ in(X4,X2) ) )
        | set_difference(X0,X1) != X2 ) ),
    inference(rectify,[],[f45]) ).

fof(f47,plain,
    ! [X0,X1,X2] :
      ( ( X2 = set_difference(X0,X1)
        | ( ( ~ in(sK2(X0,X1,X2),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) ) ) )
      & ( ! [X4] :
            ( ( in(X4,X2)
              | ~ in(X4,X0)
              | in(X4,X1) )
            & ( ( in(X4,X0)
                & ~ in(X4,X1) )
              | ~ in(X4,X2) ) )
        | set_difference(X0,X1) != X2 ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK2]),skolemize(X3,sK2(X0,X1,X2))],[f46]) ).

fof(f50,plain,
    set_difference(sK5,sK6) != set_difference(set_union2(sK5,sK6),sK6),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK5,sK6]),skolemize(X0,sK5),skolemize(X1,sK6)],[f31]) ).

fof(f55,plain,
    ! [X0,X1] :
      ( X0 = X1
      | ~ subset(X0,X1)
      | ~ subset(X1,X0) ),
    inference(cnf_transformation,[],[f36]) ).

fof(f56,plain,
    ! [X2,X0,X1,X4] :
      ( in(X4,X0)
      | in(X4,X1)
      | ~ in(X4,X2)
      | set_union2(X0,X1) != X2 ),
    inference(cnf_transformation,[],[f40]) ).

fof(f58,plain,
    ! [X2,X0,X1,X4] :
      ( in(X4,X2)
      | ~ in(X4,X0)
      | set_union2(X0,X1) != X2 ),
    inference(cnf_transformation,[],[f40]) ).

fof(f63,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
      | in(sK1(X0,X1),X0) ),
    inference(cnf_transformation,[],[f43]) ).

fof(f64,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
      | ~ in(sK1(X0,X1),X1) ),
    inference(cnf_transformation,[],[f43]) ).

fof(f65,plain,
    ! [X2,X0,X1,X4] :
      ( ~ in(X4,X1)
      | ~ in(X4,X2)
      | set_difference(X0,X1) != X2 ),
    inference(cnf_transformation,[],[f47]) ).

fof(f66,plain,
    ! [X2,X0,X1,X4] :
      ( in(X4,X0)
      | ~ in(X4,X2)
      | set_difference(X0,X1) != X2 ),
    inference(cnf_transformation,[],[f47]) ).

fof(f67,plain,
    ! [X2,X0,X1,X4] :
      ( in(X4,X2)
      | ~ in(X4,X0)
      | in(X4,X1)
      | set_difference(X0,X1) != X2 ),
    inference(cnf_transformation,[],[f47]) ).

fof(f80,plain,
    set_difference(sK5,sK6) != set_difference(set_union2(sK5,sK6),sK6),
    inference(cnf_transformation,[],[f50]) ).

fof(f87,plain,
    ! [X0,X1,X4] :
      ( in(X4,set_union2(X0,X1))
      | ~ in(X4,X0) ),
    inference(equality_resolution,[],[f58]) ).

fof(f89,plain,
    ! [X0,X1,X4] :
      ( ~ in(X4,set_union2(X0,X1))
      | in(X4,X1)
      | in(X4,X0) ),
    inference(equality_resolution,[],[f56]) ).

fof(f90,plain,
    ! [X0,X1,X4] :
      ( in(X4,set_difference(X0,X1))
      | ~ in(X4,X0)
      | in(X4,X1) ),
    inference(equality_resolution,[],[f67]) ).

fof(f91,plain,
    ! [X0,X1,X4] :
      ( ~ in(X4,set_difference(X0,X1))
      | in(X4,X0) ),
    inference(equality_resolution,[],[f66]) ).

fof(f92,plain,
    ! [X0,X1,X4] :
      ( ~ in(X4,set_difference(X0,X1))
      | ~ in(X4,X1) ),
    inference(equality_resolution,[],[f65]) ).

fof(f93,definition,
    ! [X0,X1] :
      ( sQ7_eqProxy(X0,X1)
    <=> X0 = X1 ),
    introduced(definition,[new_symbols(definition,[sQ7_eqProxy])],[equality_proxy_definition]) ).

fof(f95,plain,
    ! [X0,X1] :
      ( sQ7_eqProxy(X0,X1)
      | ~ subset(X0,X1)
      | ~ subset(X1,X0) ),
    inference(equality_proxy_replacement,[],[f55,f93]) ).

fof(f105,plain,
    ~ sQ7_eqProxy(set_difference(sK5,sK6),set_difference(set_union2(sK5,sK6),sK6)),
    inference(equality_proxy_replacement,[],[f80,f93]) ).

fof(f143,plain,
    ( ~ subset(set_difference(sK5,sK6),set_difference(set_union2(sK5,sK6),sK6))
    | ~ subset(set_difference(set_union2(sK5,sK6),sK6),set_difference(sK5,sK6)) ),
    inference(resolution,[],[f95,f105]) ).

fof(f146,definition,
    ( spl8_3
  <=> subset(set_difference(sK5,sK6),set_difference(set_union2(sK5,sK6),sK6)) ),
    introduced(definition,[new_symbols(definition,[spl8_3])],[avatar_definition]) ).

fof(f147,plain,
    ( ~ subset(set_difference(sK5,sK6),set_difference(set_union2(sK5,sK6),sK6))
    | spl8_3 ),
    inference(avatar_component_clause,[],[f146]) ).

fof(f149,definition,
    ( spl8_4
  <=> subset(set_difference(set_union2(sK5,sK6),sK6),set_difference(sK5,sK6)) ),
    introduced(definition,[new_symbols(definition,[spl8_4])],[avatar_definition]) ).

fof(f150,plain,
    ( ~ subset(set_difference(set_union2(sK5,sK6),sK6),set_difference(sK5,sK6))
    | spl8_4 ),
    inference(avatar_component_clause,[],[f149]) ).

fof(f152,plain,
    ( ~ spl8_4
    | ~ spl8_3 ),
    inference(avatar_split_clause,[],[f143,f146,f149]) ).

fof(f153,plain,
    ( ~ in(sK1(set_difference(sK5,sK6),set_difference(set_union2(sK5,sK6),sK6)),set_difference(set_union2(sK5,sK6),sK6))
    | spl8_3 ),
    inference(resolution,[],[f147,f64]) ).

fof(f154,plain,
    ( in(sK1(set_difference(sK5,sK6),set_difference(set_union2(sK5,sK6),sK6)),set_difference(sK5,sK6))
    | spl8_3 ),
    inference(resolution,[],[f147,f63]) ).

fof(f155,plain,
    ( ~ in(sK1(set_difference(sK5,sK6),set_difference(set_union2(sK5,sK6),sK6)),sK6)
    | spl8_3 ),
    inference(resolution,[],[f154,f92]) ).

fof(f156,plain,
    ( in(sK1(set_difference(sK5,sK6),set_difference(set_union2(sK5,sK6),sK6)),sK5)
    | spl8_3 ),
    inference(resolution,[],[f154,f91]) ).

fof(f178,plain,
    ( ~ in(sK1(set_difference(sK5,sK6),set_difference(set_union2(sK5,sK6),sK6)),set_union2(sK5,sK6))
    | in(sK1(set_difference(sK5,sK6),set_difference(set_union2(sK5,sK6),sK6)),sK6)
    | spl8_3 ),
    inference(resolution,[],[f90,f153]) ).

fof(f180,definition,
    ( spl8_5
  <=> in(sK1(set_difference(sK5,sK6),set_difference(set_union2(sK5,sK6),sK6)),sK6) ),
    introduced(definition,[new_symbols(definition,[spl8_5])],[avatar_definition]) ).

fof(f181,plain,
    ( in(sK1(set_difference(sK5,sK6),set_difference(set_union2(sK5,sK6),sK6)),sK6)
    | ~ spl8_5 ),
    inference(avatar_component_clause,[],[f180]) ).

fof(f183,definition,
    ( spl8_6
  <=> in(sK1(set_difference(sK5,sK6),set_difference(set_union2(sK5,sK6),sK6)),set_union2(sK5,sK6)) ),
    introduced(definition,[new_symbols(definition,[spl8_6])],[avatar_definition]) ).

fof(f184,plain,
    ( ~ in(sK1(set_difference(sK5,sK6),set_difference(set_union2(sK5,sK6),sK6)),set_union2(sK5,sK6))
    | spl8_6 ),
    inference(avatar_component_clause,[],[f183]) ).

fof(f185,plain,
    ( spl8_5
    | ~ spl8_6
    | spl8_3 ),
    inference(avatar_split_clause,[],[f178,f146,f183,f180]) ).

fof(f187,plain,
    ( ~ in(sK1(set_difference(sK5,sK6),set_difference(set_union2(sK5,sK6),sK6)),sK5)
    | spl8_6 ),
    inference(resolution,[],[f184,f87]) ).

fof(f191,plain,
    ( $false
    | spl8_3
    | spl8_6 ),
    inference(resolution,[],[f187,f156]) ).

fof(f192,plain,
    ( spl8_3
    | spl8_6 ),
    inference(avatar_contradiction_clause,[],[f191]) ).

fof(f193,plain,
    ( $false
    | spl8_3
    | ~ spl8_5 ),
    inference(resolution,[],[f181,f155]) ).

fof(f196,plain,
    ( spl8_3
    | ~ spl8_5 ),
    inference(avatar_contradiction_clause,[],[f193]) ).

fof(f197,plain,
    ( ~ in(sK1(set_difference(set_union2(sK5,sK6),sK6),set_difference(sK5,sK6)),set_difference(sK5,sK6))
    | spl8_4 ),
    inference(resolution,[],[f150,f64]) ).

fof(f198,plain,
    ( in(sK1(set_difference(set_union2(sK5,sK6),sK6),set_difference(sK5,sK6)),set_difference(set_union2(sK5,sK6),sK6))
    | spl8_4 ),
    inference(resolution,[],[f150,f63]) ).

fof(f199,plain,
    ( ~ in(sK1(set_difference(set_union2(sK5,sK6),sK6),set_difference(sK5,sK6)),sK5)
    | in(sK1(set_difference(set_union2(sK5,sK6),sK6),set_difference(sK5,sK6)),sK6)
    | spl8_4 ),
    inference(resolution,[],[f197,f90]) ).

fof(f201,definition,
    ( spl8_7
  <=> in(sK1(set_difference(set_union2(sK5,sK6),sK6),set_difference(sK5,sK6)),sK6) ),
    introduced(definition,[new_symbols(definition,[spl8_7])],[avatar_definition]) ).

fof(f202,plain,
    ( in(sK1(set_difference(set_union2(sK5,sK6),sK6),set_difference(sK5,sK6)),sK6)
    | ~ spl8_7 ),
    inference(avatar_component_clause,[],[f201]) ).

fof(f204,definition,
    ( spl8_8
  <=> in(sK1(set_difference(set_union2(sK5,sK6),sK6),set_difference(sK5,sK6)),sK5) ),
    introduced(definition,[new_symbols(definition,[spl8_8])],[avatar_definition]) ).

fof(f206,plain,
    ( spl8_7
    | ~ spl8_8
    | spl8_4 ),
    inference(avatar_split_clause,[],[f199,f149,f204,f201]) ).

fof(f207,plain,
    ( ~ in(sK1(set_difference(set_union2(sK5,sK6),sK6),set_difference(sK5,sK6)),sK6)
    | spl8_4 ),
    inference(resolution,[],[f198,f92]) ).

fof(f208,plain,
    ( in(sK1(set_difference(set_union2(sK5,sK6),sK6),set_difference(sK5,sK6)),set_union2(sK5,sK6))
    | spl8_4 ),
    inference(resolution,[],[f198,f91]) ).

fof(f211,plain,
    ( in(sK1(set_difference(set_union2(sK5,sK6),sK6),set_difference(sK5,sK6)),sK6)
    | in(sK1(set_difference(set_union2(sK5,sK6),sK6),set_difference(sK5,sK6)),sK5)
    | spl8_4 ),
    inference(resolution,[],[f208,f89]) ).

fof(f215,plain,
    ( spl8_8
    | spl8_7
    | spl8_4 ),
    inference(avatar_split_clause,[],[f211,f149,f201,f204]) ).

fof(f216,plain,
    ( $false
    | spl8_4
    | ~ spl8_7 ),
    inference(resolution,[],[f202,f207]) ).

fof(f219,plain,
    ( spl8_4
    | ~ spl8_7 ),
    inference(avatar_contradiction_clause,[],[f216]) ).

cnf(s4,plain,
    ( ~ spl8_3
    | ~ spl8_4 ),
    inference(sat_conversion,[],[f152]) ).

cnf(s5,plain,
    ( spl8_3
    | spl8_5
    | ~ spl8_6 ),
    inference(sat_conversion,[],[f185]) ).

cnf(s6,plain,
    ( spl8_3
    | spl8_6 ),
    inference(sat_conversion,[],[f192]) ).

cnf(s7,plain,
    ( spl8_3
    | ~ spl8_5 ),
    inference(sat_conversion,[],[f196]) ).

cnf(s8,plain,
    ( spl8_4
    | spl8_7
    | ~ spl8_8 ),
    inference(sat_conversion,[],[f206]) ).

cnf(s9,plain,
    ( spl8_4
    | spl8_7
    | spl8_8 ),
    inference(sat_conversion,[],[f215]) ).

cnf(s10,plain,
    ( spl8_4
    | ~ spl8_7 ),
    inference(sat_conversion,[],[f219]) ).

cnf(s11,plain,
    spl8_3,
    inference(rat,[],[s5,s6,s7]) ).

cnf(s12,plain,
    ~ spl8_4,
    inference(rat,[],[s4,s11]) ).

cnf(s13,plain,
    ~ spl8_7,
    inference(rat,[],[s10,s12]) ).

cnf(s14,plain,
    spl8_8,
    inference(rat,[],[s9,s13,s12]) ).

cnf(s15,plain,
    $false,
    inference(rat,[],[s8,s13,s14,s12]) ).

fof(f220,plain,
    $false,
    inference(avatar_sat_refutation,[],[s15]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02  % Problem  : SEU136+1 : TPTP v9.3.1. Released v3.3.0.
% 0.00/0.05  % Command  : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.10/5.59  % Computer : n019.cluster.edu
% 0.10/5.59  % Model    : x86_64 x86_64
% 0.10/5.59  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/5.59  % Memory   : 8046.5625MB
% 0.10/5.59  % OS       : Linux 6.8.0-71-generic
% 0.10/5.59  % CPULimit : 300
% 0.10/5.59  % WCLimit  : 300
% 0.10/5.59  % DateTime : Mon Sep 28 03:41:27 UTC 2026
% 0.10/5.59  % CPUTime  : 
% 0.10/5.59  Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.14/5.62  Running first-order theorem proving
% 0.14/5.62  Running: /export/starexec/sandbox/solver/bin/vampire --input_syntax tptp --output_axiom_names on --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 2.58/6.25  % (3640333)Detected formulas, will run a generic FOF schedule.
% 2.58/6.25  % (3640338)lrs+10_1_ncem=casc2026/models/loop8.pt:sil=128000:tgt=full:npcc=on:drc=off:sp=weighted_frequency:spb=goal:fd=preordered:foolp=on:random_seed=803917980:i=141193_2999 on theBenchmark for (2999ds/141193Mi)
% 2.58/6.25  % (3640344)dis-21_1_sil=8000:lcm=predicate:random_seed=1115366051:st=5:avsq=on:i=129:avsqr=1,16:sd=3:aac=none:ep=RS:fsr=off:ss=included_2999 on theBenchmark for (2999ds/129Mi)
% 2.58/6.25  % (3640341)lrs+1010_1_to=lpo:sil=32000:sos=on:spb=goal_then_units:bce=on:random_seed=1110681720:i=109:sd=1:ins=1:gsp=on:ss=axioms_2999 on theBenchmark for (2999ds/109Mi)
% 2.58/6.25  % (3640343)dis-1011_1_sil=16000:fde=unused:s2agt=70:random_seed=2710580110:s2a=on:i=139:gtg=position_2999 on theBenchmark for (2999ds/139Mi)
% 2.58/6.25  % (3640342)dis-1010_2:3_sil=16000:sp=reverse_frequency:random_seed=2067239877:i=119:av=off:ss=axioms_2999 on theBenchmark for (2999ds/119Mi)
% 2.58/6.25  % (3640340)lrs+1010_1_anc=all:sfv=off:to=kbo:ncem=casc2026/models/loop7.pt:sil=128000:npcc=on:prc=on:sos=all:bsr=unit_only:sac=on:random_seed=562825347:i=141695:sd=1:nm=32:gsp=on:ss=included_2999 on theBenchmark for (2999ds/141695Mi)
% 2.58/6.25  % (3640339)lrs+11_1_ncem=casc2026/models/loop8.pt:sil=128000:npcc=on:lma=off:spb=units:urr=ec_only:bce=on:s2agt=64:updr=off:random_seed=1275917196:i=134677:sd=20:aac=none:nm=16:ss=included:sgt=10_2999 on theBenchmark for (2999ds/134677Mi)
% 2.58/6.25  % (3640341)Refutation not found, incomplete strategy
% 2.58/6.25  % (3640341)------------------------------
% 2.58/6.25  % (3640341)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 2.58/6.25  % (3640341)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.58/6.25  % (3640341)CaDiCaL version: 2.1.3
% 2.58/6.25  % (3640341)Termination reason: Refutation not found, incomplete strategy
% 2.58/6.25  % (3640341)Time elapsed: 0.002 s
% 2.58/6.25  % (3640341)Peak memory usage: 88 MB
% 2.58/6.25  % (3640341)Instructions burned: 1 (million)
% 2.58/6.25  % (3640344)First to succeed.
% 2.58/6.25  % (3640344)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-3640333"
% 2.58/6.25  % (3640342)Instruction limit reached! 
% 2.58/6.25  % (3640342)------------------------------
% 2.58/6.25  % (3640342)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 2.58/6.25  % (3640342)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.58/6.25  % (3640342)CaDiCaL version: 2.1.3
% 2.58/6.25  % (3640342)Termination reason: Instruction limit
% 2.58/6.25  % (3640342)Termination phase: Saturation
% 2.58/6.25  % (3640342)Time elapsed: 0.071 s
% 2.58/6.25  % (3640342)Peak memory usage: 88 MB
% 2.58/6.25  % (3640342)Instructions burned: 120 (million)
% 2.58/6.25  % (3640343)Instruction limit reached! 
% 2.58/6.25  % (3640343)------------------------------
% 2.58/6.25  % (3640343)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 2.58/6.25  % (3640343)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.58/6.25  % (3640343)CaDiCaL version: 2.1.3
% 2.58/6.25  % (3640343)Termination reason: Instruction limit
% 2.58/6.25  % (3640343)Termination phase: Saturation
% 2.58/6.25  % (3640343)Time elapsed: 0.087 s
% 2.58/6.25  % (3640343)Peak memory usage: 89 MB
% 2.58/6.25  % (3640343)Instructions burned: 139 (million)
% 2.58/6.25  % (3640352)lrs+10_1_sil=8000:sp=occurrence:random_seed=2652967048:i=285:sd=3:ss=axioms:sgt=8_2997 on theBenchmark for (2997ds/285Mi)
% 2.58/6.25  % (3640341)------------------------------
% 2.58/6.25  % (3640341)------------------------------
% 2.58/6.25  % (3640344)Refutation found. Thanks to Tanya!
% 2.58/6.25  % SZS status Theorem for theBenchmark
% 2.58/6.25  % SZS output start Proof for theBenchmark
% See solution above
% 3.42/6.45  % (3640344)------------------------------
% 3.42/6.45  % (3640344)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 3.42/6.45  % (3640344)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.42/6.45  % (3640344)CaDiCaL version: 2.1.3
% 3.42/6.45  % (3640344)Termination reason: Refutation
% 3.42/6.45  % (3640344)Time elapsed: 0.005 s
% 3.42/6.45  % (3640344)Peak memory usage: 89 MB
% 3.42/6.45  % (3640344)Instructions burned: 6 (million)
% 3.42/6.45  % (3640344)------------------------------
% 3.42/6.45  % (3640344)------------------------------
% 3.42/6.45  % (3640333)Success in time 0.425 s
% 3.42/6.45  % Vampire exiting
%------------------------------------------------------------------------------