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

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%------------------------------------------------------------------------------
% File     : Vampire-SAT---5.0.1
% Problem  : SEU456^1 : TPTP v9.3.1. Released v3.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT

% Computer : n007.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 : Wed Sep 30 08:32:07 AM UTC 2026

% Result   : Theorem 0.11s 0.27s
% Output   : Refutation 0.11s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   25
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   58 (  43 unt;   0 typ;   2 def)
%            Number of atoms       :  309 (  79 equ;   0 cnn)
%            Maximal formula atoms :    3 (   5 avg)
%            Number of connectives :  445 (  17   ~;  38   |;   0   &; 297   @)
%                                         (   2 <=>;  39  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    4 (   2 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :  132 ( 132   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   54 (  50 usr;   7 con; 0-4 aty)
%                                         (  52  !!;   0  ??;   0 @@+;   0 @@-)
%            Number of variables   :  111 (   0 sgn  16   !;   0   ?; 111   :)

% Comments : 
%------------------------------------------------------------------------------
thf(type_def_5,type,
    sTfun: ( $tType * $tType ) > $tType ).

thf(func_def_0,type,
    subrel: ( $i > $i > $o ) > ( $i > $i > $o ) > $o ).

thf(func_def_2,type,
    inv: ( $i > $i > $o ) > $i > $i > $o ).

thf(func_def_3,type,
    idem: ( ( $i > $i > $o ) > $i > $i > $o ) > $o ).

thf(func_def_4,type,
    infl: ( ( $i > $i > $o ) > $i > $i > $o ) > $o ).

thf(func_def_5,type,
    mono: ( ( $i > $i > $o ) > $i > $i > $o ) > $o ).

thf(func_def_6,type,
    refl: ( $i > $i > $o ) > $o ).

thf(func_def_7,type,
    irrefl: ( $i > $i > $o ) > $o ).

thf(func_def_8,type,
    rc: ( $i > $i > $o ) > $i > $i > $o ).

thf(func_def_9,type,
    symm: ( $i > $i > $o ) > $o ).

thf(func_def_10,type,
    antisymm: ( $i > $i > $o ) > $o ).

thf(func_def_11,type,
    asymm: ( $i > $i > $o ) > $o ).

thf(func_def_12,type,
    sc: ( $i > $i > $o ) > $i > $i > $o ).

thf(func_def_13,type,
    trans: ( $i > $i > $o ) > $o ).

thf(func_def_14,type,
    tc: ( $i > $i > $o ) > $i > $i > $o ).

thf(func_def_15,type,
    trc: ( $i > $i > $o ) > $i > $i > $o ).

thf(func_def_16,type,
    trsc: ( $i > $i > $o ) > $i > $i > $o ).

thf(func_def_17,type,
    po: ( $i > $i > $o ) > $o ).

thf(func_def_18,type,
    so: ( $i > $i > $o ) > $o ).

thf(func_def_19,type,
    total: ( $i > $i > $o ) > $o ).

thf(func_def_20,type,
    term: ( $i > $i > $o ) > $o ).

thf(func_def_21,type,
    ind: ( $i > $i > $o ) > $o ).

thf(func_def_22,type,
    innf: ( $i > $i > $o ) > $i > $o ).

thf(func_def_23,type,
    nfof: ( $i > $i > $o ) > $i > $i > $o ).

thf(func_def_24,type,
    norm: ( $i > $i > $o ) > $o ).

thf(func_def_25,type,
    join: ( $i > $i > $o ) > $i > $i > $o ).

thf(func_def_26,type,
    lconfl: ( $i > $i > $o ) > $o ).

thf(func_def_27,type,
    sconfl: ( $i > $i > $o ) > $o ).

thf(func_def_28,type,
    confl: ( $i > $i > $o ) > $o ).

thf(func_def_29,type,
    cr: ( $i > $i > $o ) > $o ).

thf(func_def_30,type,
    vPI: 
      !>[X0: $tType] : ( ( X0 > $o ) > $o ) ).

thf(func_def_31,type,
    vIMP: $o > $o > $o ).

thf(func_def_32,type,
    db3: 
      !>[X0: $tType] : X0 ).

thf(func_def_33,type,
    db0: 
      !>[X0: $tType] : X0 ).

thf(func_def_34,type,
    db1: 
      !>[X0: $tType] : X0 ).

thf(func_def_35,type,
    db2: 
      !>[X0: $tType] : X0 ).

thf(func_def_36,type,
    vLAM: 
      !>[X0: $tType,X1: $tType] : ( X1 > X0 > X1 ) ).

thf(func_def_37,type,
    vEQ: 
      !>[X0: $tType] : ( X0 > X0 > $o ) ).

thf(func_def_38,type,
    vNOT: $o > $o ).

thf(func_def_39,type,
    vOR: $o > $o > $o ).

thf(func_def_40,type,
    vAND: $o > $o > $o ).

thf(func_def_41,type,
    vSIGMA: 
      !>[X0: $tType] : ( ( X0 > $o ) > $o ) ).

thf(func_def_44,type,
    db4: 
      !>[X0: $tType] : X0 ).

thf(func_def_45,type,
    db5: 
      !>[X0: $tType] : X0 ).

thf(func_def_46,type,
    sK0: $i > $i > $o ).

thf(func_def_47,type,
    sK1: $i > $i > $o ).

thf(f1,axiom,
    ( subrel
    = ( ^ [X0: $i > $i > $o,X1: $i > $i > $o] :
        ! [X2: $i,X3: $i] :
          ( ( X0 @ X2 @ X3 )
         => ( X1 @ X2 @ X3 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET009^0.ax',subrel) ).

thf(f5,axiom,
    ( mono
    = ( ^ [X0: ( $i > $i > $o ) > $i > $i > $o] :
        ! [X1: $i > $i > $o,X2: $i > $i > $o] :
          ( ( subrel @ X1 @ X2 )
         => ( subrel @ ( X0 @ X1 ) @ ( X0 @ X2 ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET009^0.ax',monotonic) ).

thf(f8,axiom,
    ( rc
    = ( ^ [X0: $i > $i > $o,X1: $i,X2: $i] :
          ( ( X0 @ X1 @ X2 )
          | ( X1 = X2 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET009^0.ax',reflexive_closure) ).

thf(f30,conjecture,
    mono @ rc,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',reflexive_closure_op_is_monotonic) ).

thf(f31,negated_conjecture,
    ~ ( mono @ rc ),
    inference(negated_conjecture,[status(cth)],[f30]) ).

thf(f32,plain,
    ( subrel
    = ( ^ [X0: $i > $i > $o,X1: $i > $i > $o] :
        ! [X2: $i,X3: $i] :
          ( ( X0 @ X2 @ X3 )
         => ( X1 @ X2 @ X3 ) ) ) ),
    inference(rectify,[],[f1]) ).

thf(f33,plain,
    ( subrel
    = ( ^ [Y0: $i > $i > $o,Y1: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y2: $i] :
              ( !! @ $i
              @ ^ [Y3: $i] :
                  ( ( Y0 @ Y3 @ Y2 )
                 => ( Y1 @ Y3 @ Y2 ) ) ) ) ) ),
    inference(fool_elimination,[],[f32]) ).

thf(f38,plain,
    ( mono
    = ( ^ [X0: ( $i > $i > $o ) > $i > $i > $o] :
        ! [X1: $i > $i > $o,X2: $i > $i > $o] :
          ( ( subrel @ X1 @ X2 )
         => ( subrel @ ( X0 @ X1 ) @ ( X0 @ X2 ) ) ) ) ),
    inference(rectify,[],[f5]) ).

thf(f39,plain,
    ( mono
    = ( ^ [Y0: ( $i > $i > $o ) > $i > $i > $o] :
          ( !! @ ( $i > $i > $o )
          @ ^ [Y1: $i > $i > $o] :
              ( !! @ ( $i > $i > $o )
              @ ^ [Y2: $i > $i > $o] :
                  ( ( subrel @ Y2 @ Y1 )
                 => ( subrel @ ( Y0 @ Y2 ) @ ( Y0 @ Y1 ) ) ) ) ) ) ),
    inference(fool_elimination,[],[f38]) ).

thf(f44,plain,
    ( rc
    = ( ^ [X0: $i > $i > $o,X1: $i,X2: $i] :
          ( ( X0 @ X1 @ X2 )
          | ( X1 = X2 ) ) ) ),
    inference(rectify,[],[f8]) ).

thf(f45,plain,
    ( rc
    = ( ^ [Y0: $i > $i > $o,Y1: $i,Y2: $i] :
          ( ( Y1 = Y2 )
          | ( Y0 @ Y1 @ Y2 ) ) ) ),
    inference(fool_elimination,[],[f44]) ).

thf(f86,plain,
    ~ ( mono @ rc ),
    inference(rectify,[],[f31]) ).

thf(f87,plain,
    ( ( mono @ rc )
   != $true ),
    inference(fool_elimination,[],[f86]) ).

thf(f88,plain,
    ( ( mono @ rc )
   != $true ),
    inference(flattening,[],[f87]) ).

thf(f89,plain,
    ( subrel
    = ( ^ [Y0: $i > $i > $o,Y1: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y2: $i] :
              ( !! @ $i
              @ ^ [Y3: $i] :
                  ( ( Y0 @ Y3 @ Y2 )
                 => ( Y1 @ Y3 @ Y2 ) ) ) ) ) ),
    inference(cnf_transformation,[],[f33]) ).

thf(f93,plain,
    ( mono
    = ( ^ [Y0: ( $i > $i > $o ) > $i > $i > $o] :
          ( !! @ ( $i > $i > $o )
          @ ^ [Y1: $i > $i > $o] :
              ( !! @ ( $i > $i > $o )
              @ ^ [Y2: $i > $i > $o] :
                  ( ( subrel @ Y2 @ Y1 )
                 => ( subrel @ ( Y0 @ Y2 ) @ ( Y0 @ Y1 ) ) ) ) ) ) ),
    inference(cnf_transformation,[],[f39]) ).

thf(f96,plain,
    ( rc
    = ( ^ [Y0: $i > $i > $o,Y1: $i,Y2: $i] :
          ( ( Y1 = Y2 )
          | ( Y0 @ Y1 @ Y2 ) ) ) ),
    inference(cnf_transformation,[],[f45]) ).

thf(f118,plain,
    ( ( mono @ rc )
   != $true ),
    inference(cnf_transformation,[],[f88]) ).

thf(f122,plain,
    ( mono
    = ( ^ [Y0: ( $i > $i > $o ) > $i > $i > $o] :
          ( !! @ ( $i > $i > $o )
          @ ^ [Y1: $i > $i > $o] :
              ( !! @ ( $i > $i > $o )
              @ ^ [Y2: $i > $i > $o] :
                  ( ( ^ [Y3: $i > $i > $o,Y4: $i > $i > $o] :
                        ( !! @ $i
                        @ ^ [Y5: $i] :
                            ( !! @ $i
                            @ ^ [Y6: $i] :
                                ( ( Y3 @ Y6 @ Y5 )
                               => ( Y4 @ Y6 @ Y5 ) ) ) )
                    @ Y2
                    @ Y1 )
                 => ( ^ [Y3: $i > $i > $o,Y4: $i > $i > $o] :
                        ( !! @ $i
                        @ ^ [Y5: $i] :
                            ( !! @ $i
                            @ ^ [Y6: $i] :
                                ( ( Y3 @ Y6 @ Y5 )
                               => ( Y4 @ Y6 @ Y5 ) ) ) )
                    @ ( Y0 @ Y2 )
                    @ ( Y0 @ Y1 ) ) ) ) ) ) ),
    inference(definition_unfolding,[],[f93,f89,f89]) ).

thf(f136,plain,
    ( $true
   != ( ^ [Y0: ( $i > $i > $o ) > $i > $i > $o] :
          ( !! @ ( $i > $i > $o )
          @ ^ [Y1: $i > $i > $o] :
              ( !! @ ( $i > $i > $o )
              @ ^ [Y2: $i > $i > $o] :
                  ( ( ^ [Y3: $i > $i > $o,Y4: $i > $i > $o] :
                        ( !! @ $i
                        @ ^ [Y5: $i] :
                            ( !! @ $i
                            @ ^ [Y6: $i] :
                                ( ( Y3 @ Y6 @ Y5 )
                               => ( Y4 @ Y6 @ Y5 ) ) ) )
                    @ Y2
                    @ Y1 )
                 => ( ^ [Y3: $i > $i > $o,Y4: $i > $i > $o] :
                        ( !! @ $i
                        @ ^ [Y5: $i] :
                            ( !! @ $i
                            @ ^ [Y6: $i] :
                                ( ( Y3 @ Y6 @ Y5 )
                               => ( Y4 @ Y6 @ Y5 ) ) ) )
                    @ ( Y0 @ Y2 )
                    @ ( Y0 @ Y1 ) ) ) ) )
      @ ^ [Y0: $i > $i > $o,Y1: $i,Y2: $i] :
          ( ( Y1 = Y2 )
          | ( Y0 @ Y1 @ Y2 ) ) ) ),
    inference(definition_unfolding,[],[f118,f122,f96]) ).

thf(f137,plain,
    ( $true
   != ( !! @ ( $i > $i > $o )
      @ ^ [Y0: $i > $i > $o] :
          ( !! @ ( $i > $i > $o )
          @ ^ [Y1: $i > $i > $o] :
              ( ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( ( Y1 @ Y3 @ Y2 )
                       => ( Y0 @ Y3 @ Y2 ) ) ) )
             => ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( ( ( Y3 = Y2 )
                          | ( Y1 @ Y3 @ Y2 ) )
                       => ( ( Y3 = Y2 )
                          | ( Y0 @ Y3 @ Y2 ) ) ) ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f136]) ).

thf(f138,plain,
    ( $false
    = ( ^ [Y0: $i > $i > $o] :
          ( !! @ ( $i > $i > $o )
          @ ^ [Y1: $i > $i > $o] :
              ( ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( ( Y1 @ Y3 @ Y2 )
                       => ( Y0 @ Y3 @ Y2 ) ) ) )
             => ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( ( ( Y3 = Y2 )
                          | ( Y1 @ Y3 @ Y2 ) )
                       => ( ( Y3 = Y2 )
                          | ( Y0 @ Y3 @ Y2 ) ) ) ) ) ) )
      @ sK0 ) ),
    inference(sigma_proxy_clausification,[],[f137]) ).

thf(f139,plain,
    ( $false
    = ( !! @ ( $i > $i > $o )
      @ ^ [Y0: $i > $i > $o] :
          ( ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( Y0 @ Y2 @ Y1 )
                   => ( sK0 @ Y2 @ Y1 ) ) ) )
         => ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( ( Y2 = Y1 )
                      | ( Y0 @ Y2 @ Y1 ) )
                   => ( ( Y2 = Y1 )
                      | ( sK0 @ Y2 @ Y1 ) ) ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f138]) ).

thf(f140,plain,
    ( $false
    = ( ^ [Y0: $i > $i > $o] :
          ( ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( Y0 @ Y2 @ Y1 )
                   => ( sK0 @ Y2 @ Y1 ) ) ) )
         => ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( ( Y2 = Y1 )
                      | ( Y0 @ Y2 @ Y1 ) )
                   => ( ( Y2 = Y1 )
                      | ( sK0 @ Y2 @ Y1 ) ) ) ) ) )
      @ sK1 ) ),
    inference(sigma_proxy_clausification,[],[f139]) ).

thf(f141,plain,
    ( $false
    = ( ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( sK1 @ Y1 @ Y0 )
               => ( sK0 @ Y1 @ Y0 ) ) ) )
     => ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( Y1 = Y0 )
                  | ( sK1 @ Y1 @ Y0 ) )
               => ( ( Y1 = Y0 )
                  | ( sK0 @ Y1 @ Y0 ) ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f140]) ).

thf(f142,plain,
    ( $false
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( ( ( Y1 = Y0 )
                | ( sK1 @ Y1 @ Y0 ) )
             => ( ( Y1 = Y0 )
                | ( sK0 @ Y1 @ Y0 ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f141]) ).

thf(f143,plain,
    ( $true
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( ( sK1 @ Y1 @ Y0 )
             => ( sK0 @ Y1 @ Y0 ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f141]) ).

thf(f144,plain,
    ! [X1: $i] :
      ( $true
      = ( ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( sK1 @ Y1 @ Y0 )
               => ( sK0 @ Y1 @ Y0 ) ) )
        @ X1 ) ),
    inference(pi_proxy_clausification,[],[f143]) ).

thf(f145,plain,
    ! [X1: $i] :
      ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( ( sK1 @ Y0 @ X1 )
           => ( sK0 @ Y0 @ X1 ) ) ) ),
    inference(beta-eta_normalization,[],[f144]) ).

thf(f146,plain,
    ! [X2: $i,X1: $i] :
      ( $true
      = ( ^ [Y0: $i] :
            ( ( sK1 @ Y0 @ X1 )
           => ( sK0 @ Y0 @ X1 ) )
        @ X2 ) ),
    inference(pi_proxy_clausification,[],[f145]) ).

thf(f147,plain,
    ! [X2: $i,X1: $i] :
      ( $true
      = ( ( sK1 @ X2 @ X1 )
       => ( sK0 @ X2 @ X1 ) ) ),
    inference(beta-eta_normalization,[],[f146]) ).

thf(f148,plain,
    ! [X2: $i,X1: $i] :
      ( ( $false
        = ( sK1 @ X2 @ X1 ) )
      | ( $true
        = ( sK0 @ X2 @ X1 ) ) ),
    inference(imp_proxy_clausification,[],[f147]) ).

thf(f149,plain,
    ( $false
    = ( ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( ( ( Y1 = Y0 )
                | ( sK1 @ Y1 @ Y0 ) )
             => ( ( Y1 = Y0 )
                | ( sK0 @ Y1 @ Y0 ) ) ) )
      @ sK2 ) ),
    inference(sigma_proxy_clausification,[],[f142]) ).

thf(f150,plain,
    ( $false
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( ( ( Y0 = sK2 )
            | ( sK1 @ Y0 @ sK2 ) )
         => ( ( Y0 = sK2 )
            | ( sK0 @ Y0 @ sK2 ) ) ) ) ),
    inference(beta-eta_normalization,[],[f149]) ).

thf(f151,plain,
    ( $false
    = ( ^ [Y0: $i] :
          ( ( ( Y0 = sK2 )
            | ( sK1 @ Y0 @ sK2 ) )
         => ( ( Y0 = sK2 )
            | ( sK0 @ Y0 @ sK2 ) ) )
      @ sK3 ) ),
    inference(sigma_proxy_clausification,[],[f150]) ).

thf(f152,plain,
    ( $false
    = ( ( ( sK3 = sK2 )
        | ( sK1 @ sK3 @ sK2 ) )
     => ( ( sK3 = sK2 )
        | ( sK0 @ sK3 @ sK2 ) ) ) ),
    inference(beta-eta_normalization,[],[f151]) ).

thf(f153,plain,
    ( $false
    = ( ( sK3 = sK2 )
      | ( sK0 @ sK3 @ sK2 ) ) ),
    inference(imp_proxy_clausification,[],[f152]) ).

thf(f154,plain,
    ( $true
    = ( ( sK3 = sK2 )
      | ( sK1 @ sK3 @ sK2 ) ) ),
    inference(imp_proxy_clausification,[],[f152]) ).

thf(f155,plain,
    ( ( $true
      = ( sK1 @ sK3 @ sK2 ) )
    | ( $true
      = ( sK3 = sK2 ) ) ),
    inference(or_proxy_clausification,[],[f154]) ).

thf(f156,plain,
    ( ( $true
      = ( sK1 @ sK3 @ sK2 ) )
    | ( sK2 = sK3 ) ),
    inference(equality_proxy_clausification,[],[f155]) ).

thf(f157,plain,
    ( $false
    = ( sK0 @ sK3 @ sK2 ) ),
    inference(or_proxy_clausification,[],[f153]) ).

thf(f158,plain,
    ( $false
    = ( sK3 = sK2 ) ),
    inference(or_proxy_clausification,[],[f153]) ).

thf(f159,plain,
    sK2 != sK3,
    inference(equality_proxy_clausification,[],[f158]) ).

thf(f161,definition,
    ( spl4_1
  <=> ( sK2 = sK3 ) ),
    introduced(definition,[new_symbols(definition,[spl4_1])],[avatar_definition]) ).

thf(f165,definition,
    ( spl4_2
  <=> ( $true
      = ( sK1 @ sK3 @ sK2 ) ) ),
    introduced(definition,[new_symbols(definition,[spl4_2])],[avatar_definition]) ).

thf(f167,plain,
    ( ( $true
      = ( sK1 @ sK3 @ sK2 ) )
    | ~ spl4_2 ),
    inference(avatar_component_clause,[],[f165]) ).

thf(f168,plain,
    ( spl4_1
    | spl4_2 ),
    inference(avatar_split_clause,[],[f156,f165,f161]) ).

thf(f169,plain,
    ~ spl4_1,
    inference(avatar_split_clause,[],[f159,f161]) ).

thf(f179,plain,
    ( ( $true = $false )
    | ( $true
      = ( sK0 @ sK3 @ sK2 ) )
    | ~ spl4_2 ),
    inference(constrained_superposition,[],[f148,f167]) ).

thf(f184,plain,
    ( ( $true
      = ( sK0 @ sK3 @ sK2 ) )
    | ~ spl4_2 ),
    inference(trivial_inequality_removal,[],[f179]) ).

thf(f188,plain,
    ( ( $true = $false )
    | ~ spl4_2 ),
    inference(forward_demodulation,[],[f184,f157]) ).

thf(f189,plain,
    ( $false
    | ~ spl4_2 ),
    inference(trivial_inequality_removal,[],[f188]) ).

thf(f190,plain,
    ~ spl4_2,
    inference(avatar_contradiction_clause,[],[f189]) ).

cnf(s1,plain,
    ( spl4_1
    | spl4_2 ),
    inference(sat_conversion,[],[f168]) ).

cnf(s2,plain,
    ~ spl4_1,
    inference(sat_conversion,[],[f169]) ).

cnf(s4,plain,
    ~ spl4_2,
    inference(sat_conversion,[],[f190]) ).

cnf(s5,plain,
    $false,
    inference(rat,[],[s1,s4,s2]) ).

thf(f191,plain,
    $false,
    inference(avatar_sat_refutation,[],[s5]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SEU456^1 : TPTP v9.3.1. Released v3.6.0.
% 0.00/0.06  % Command  : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.11/0.19  % Computer : n007.cluster.edu
% 0.11/0.19  % Model    : x86_64 x86_64
% 0.11/0.19  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.19  % Memory   : 8046.5625MB
% 0.11/0.19  % OS       : Linux 6.8.0-71-generic
% 0.11/0.19  % CPULimit : 300
% 0.11/0.19  % WCLimit  : 300
% 0.11/0.19  % DateTime : Tue Sep 29 13:39:41 UTC 2026
% 0.11/0.19  % CPUTime  : 
% 0.11/0.19  Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.11/0.23  Running first-order model finding
% 0.11/0.23  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
% 0.11/0.27  % (3375751)Will run a generic schedule for satisfiability detection.
% 0.11/0.27  % (3375764)dis+10_1_sil=32000:sp=arity:random_seed=3803210709:i=103:fgj=on_2999 on theBenchmark for (2999ds/103Mi)
% 0.11/0.27  % (3375764) found proof, printing to "/export/starexec/sandbox2/tmp/vampire-proof-3375751-3375764"...
% 0.11/0.27  % (3375762)% WARNING: option uhcvi not known.
% 0.11/0.27  % (3375764)...printing done.
% 0.11/0.27  % (3375764)Refutation found. Thanks to Tanya!
% 0.11/0.27  % SZS status Theorem for theBenchmark
% 0.11/0.27  % SZS output start Proof for theBenchmark
% See solution above
% 0.11/0.27  % (3375764)------------------------------
% 0.11/0.27  % (3375764)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.11/0.27  % (3375764)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.11/0.27  % (3375764)CaDiCaL version: 2.1.3
% 0.11/0.27  % (3375764)Termination reason: Refutation
% 0.11/0.27  % (3375764)Time elapsed: 0.004 s
% 0.11/0.27  % (3375764)Peak memory usage: 13 MB
% 0.11/0.27  % (3375764)Instructions burned: 14 (million)
% 0.11/0.27  % (3375751)Success in time 0.037 s
% 0.11/0.27  % Vampire exiting
%------------------------------------------------------------------------------