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

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%------------------------------------------------------------------------------
% File     : Vampire-SAT---5.0.1
% Problem  : SEU498^1 : 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 : n006.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 08:32:11 AM UTC 2026

% Result   : Theorem 0.19s 0.28s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   36
%            Number of leaves      :   17
% Syntax   : Number of formulae    :  193 (  54 unt;   0 typ;  10 def)
%            Number of atoms       : 1512 ( 357 equ;   0 cnn)
%            Maximal formula atoms :    4 (   7 avg)
%            Number of connectives : 1543 ( 235   ~; 174   |; 182   &; 790   @)
%                                         (  10 <=>;  68  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   3 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   86 (  86   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   62 (  58 usr;  18 con; 0-4 aty)
%                                         (  84  !!;   0  ??;   0 @@+;   0 @@-)
%            Number of variables   :  211 (   0 sgn  52   !;   1   ?; 211   :)

% 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,
    sK0: $i > $i > $o ).

thf(f6,axiom,
    ( refl
    = ( ^ [X0: $i > $i > $o] :
        ! [X1: $i] : ( X0 @ X1 @ X1 ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET009^0.ax',reflexive) ).

thf(f10,axiom,
    ( antisymm
    = ( ^ [X0: $i > $i > $o] :
        ! [X1: $i,X2: $i] :
          ( ( ( X0 @ X2 @ X1 )
            & ( X0 @ X1 @ X2 ) )
         => ( X1 = X2 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET009^0.ax',antisymmetric) ).

thf(f11,axiom,
    ( asymm
    = ( ^ [X0: $i > $i > $o] :
        ! [X1: $i,X2: $i] :
          ( ( X0 @ X1 @ X2 )
         => ~ ( X0 @ X2 @ X1 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET009^0.ax',asymmetric) ).

thf(f13,axiom,
    ( trans
    = ( ^ [X0: $i > $i > $o] :
        ! [X1: $i,X2: $i,X3: $i] :
          ( ( ( X0 @ X2 @ X3 )
            & ( X0 @ X1 @ X2 ) )
         => ( X0 @ X1 @ X3 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET009^0.ax',transitive) ).

thf(f17,axiom,
    ( po
    = ( ^ [X0: $i > $i > $o] :
          ( ( trans @ X0 )
          & ( antisymm @ X0 )
          & ( refl @ X0 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET009^0.ax',partial_order) ).

thf(f18,axiom,
    ( so
    = ( ^ [X0: $i > $i > $o] :
          ( ( trans @ X0 )
          & ( asymm @ X0 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET009^0.ax',strict_order) ).

thf(f30,conjecture,
    ! [X0: $i > $i > $o] :
      ( ( po @ X0 )
     => ( so
        @ ^ [X1: $i,X2: $i] :
            ( ( X1 != X2 )
            & ( X0 @ X1 @ X2 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',partial_order_induces_strict_order) ).

thf(f31,negated_conjecture,
    ~ ! [X0: $i > $i > $o] :
        ( ( po @ X0 )
       => ( so
          @ ^ [X1: $i,X2: $i] :
              ( ( X1 != X2 )
              & ( X0 @ X1 @ X2 ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f30]) ).

thf(f40,plain,
    ( refl
    = ( ^ [X0: $i > $i > $o] :
        ! [X1: $i] : ( X0 @ X1 @ X1 ) ) ),
    inference(rectify,[],[f6]) ).

thf(f41,plain,
    ( refl
    = ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] : ( Y0 @ Y1 @ Y1 ) ) ) ),
    inference(fool_elimination,[],[f40]) ).

thf(f48,plain,
    ( antisymm
    = ( ^ [X0: $i > $i > $o] :
        ! [X1: $i,X2: $i] :
          ( ( ( X0 @ X2 @ X1 )
            & ( X0 @ X1 @ X2 ) )
         => ( X1 = X2 ) ) ) ),
    inference(rectify,[],[f10]) ).

thf(f49,plain,
    ( antisymm
    = ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( ( Y0 @ Y2 @ Y1 )
                    & ( Y0 @ Y1 @ Y2 ) )
                 => ( Y2 = Y1 ) ) ) ) ) ),
    inference(fool_elimination,[],[f48]) ).

thf(f50,plain,
    ( asymm
    = ( ^ [X0: $i > $i > $o] :
        ! [X1: $i,X2: $i] :
          ( ( X0 @ X1 @ X2 )
         => ~ ( X0 @ X2 @ X1 ) ) ) ),
    inference(rectify,[],[f11]) ).

thf(f51,plain,
    ( asymm
    = ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( Y0 @ Y2 @ Y1 )
                 => ~ ( Y0 @ Y1 @ Y2 ) ) ) ) ) ),
    inference(fool_elimination,[],[f50]) ).

thf(f54,plain,
    ( trans
    = ( ^ [X0: $i > $i > $o] :
        ! [X1: $i,X2: $i,X3: $i] :
          ( ( ( X0 @ X2 @ X3 )
            & ( X0 @ X1 @ X2 ) )
         => ( X0 @ X1 @ X3 ) ) ) ),
    inference(rectify,[],[f13]) ).

thf(f55,plain,
    ( trans
    = ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( !! @ $i
                  @ ^ [Y3: $i] :
                      ( ( ( Y0 @ Y3 @ Y2 )
                        & ( Y0 @ Y2 @ Y1 ) )
                     => ( Y0 @ Y3 @ Y1 ) ) ) ) ) ) ),
    inference(fool_elimination,[],[f54]) ).

thf(f60,plain,
    ( po
    = ( ^ [X0: $i > $i > $o] :
          ( ( trans @ X0 )
          & ( antisymm @ X0 )
          & ( refl @ X0 ) ) ) ),
    inference(rectify,[],[f17]) ).

thf(f61,plain,
    ( po
    = ( ^ [Y0: $i > $i > $o] :
          ( ( refl @ Y0 )
          & ( antisymm @ Y0 )
          & ( trans @ Y0 ) ) ) ),
    inference(fool_elimination,[],[f60]) ).

thf(f62,plain,
    ( so
    = ( ^ [X0: $i > $i > $o] :
          ( ( trans @ X0 )
          & ( asymm @ X0 ) ) ) ),
    inference(rectify,[],[f18]) ).

thf(f63,plain,
    ( so
    = ( ^ [Y0: $i > $i > $o] :
          ( ( asymm @ Y0 )
          & ( trans @ Y0 ) ) ) ),
    inference(fool_elimination,[],[f62]) ).

thf(f86,plain,
    ~ ! [X0: $i > $i > $o] :
        ( ( po @ X0 )
       => ( so
          @ ^ [X1: $i,X2: $i] :
              ( ( X1 != X2 )
              & ( X0 @ X1 @ X2 ) ) ) ),
    inference(rectify,[],[f31]) ).

thf(f87,plain,
    ~ ! [X0: $i > $i > $o] :
        ( ( ( po @ X0 )
          = $true )
       => ( $true
          = ( so
            @ ^ [Y0: $i,Y1: $i] :
                ( ( X0 @ Y0 @ Y1 )
                & ( Y0 != Y1 ) ) ) ) ),
    inference(fool_elimination,[],[f86]) ).

thf(f88,plain,
    ? [X0: $i > $i > $o] :
      ( ( $true
       != ( so
          @ ^ [Y0: $i,Y1: $i] :
              ( ( X0 @ Y0 @ Y1 )
              & ( Y0 != Y1 ) ) ) )
      & ( ( po @ X0 )
        = $true ) ),
    inference(ennf_transformation,[],[f87]) ).

thf(f89,plain,
    ( ( $true
     != ( so
        @ ^ [Y0: $i,Y1: $i] :
            ( ( sK0 @ Y0 @ Y1 )
            & ( Y0 != Y1 ) ) ) )
    & ( $true
      = ( po @ sK0 ) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK0]),skolemize(X0,sK0)],[f88]) ).

thf(f95,plain,
    ( refl
    = ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] : ( Y0 @ Y1 @ Y1 ) ) ) ),
    inference(cnf_transformation,[],[f41]) ).

thf(f99,plain,
    ( antisymm
    = ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( ( Y0 @ Y2 @ Y1 )
                    & ( Y0 @ Y1 @ Y2 ) )
                 => ( Y2 = Y1 ) ) ) ) ) ),
    inference(cnf_transformation,[],[f49]) ).

thf(f100,plain,
    ( asymm
    = ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( Y0 @ Y2 @ Y1 )
                 => ~ ( Y0 @ Y1 @ Y2 ) ) ) ) ) ),
    inference(cnf_transformation,[],[f51]) ).

thf(f102,plain,
    ( trans
    = ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( !! @ $i
                  @ ^ [Y3: $i] :
                      ( ( ( Y0 @ Y3 @ Y2 )
                        & ( Y0 @ Y2 @ Y1 ) )
                     => ( Y0 @ Y3 @ Y1 ) ) ) ) ) ) ),
    inference(cnf_transformation,[],[f55]) ).

thf(f106,plain,
    ( po
    = ( ^ [Y0: $i > $i > $o] :
          ( ( refl @ Y0 )
          & ( antisymm @ Y0 )
          & ( trans @ Y0 ) ) ) ),
    inference(cnf_transformation,[],[f61]) ).

thf(f107,plain,
    ( so
    = ( ^ [Y0: $i > $i > $o] :
          ( ( asymm @ Y0 )
          & ( trans @ Y0 ) ) ) ),
    inference(cnf_transformation,[],[f63]) ).

thf(f119,plain,
    ( $true
    = ( po @ sK0 ) ),
    inference(cnf_transformation,[],[f89]) ).

thf(f120,plain,
    ( $true
   != ( so
      @ ^ [Y0: $i,Y1: $i] :
          ( ( sK0 @ Y0 @ Y1 )
          & ( Y0 != Y1 ) ) ) ),
    inference(cnf_transformation,[],[f89]) ).

thf(f128,plain,
    ( po
    = ( ^ [Y0: $i > $i > $o] :
          ( ( ^ [Y1: $i > $i > $o] :
                ( !! @ $i
                @ ^ [Y2: $i] : ( Y1 @ Y2 @ Y2 ) )
            @ Y0 )
          & ( ^ [Y1: $i > $i > $o] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( ( ( Y1 @ Y3 @ Y2 )
                          & ( Y1 @ Y2 @ Y3 ) )
                       => ( Y3 = Y2 ) ) ) )
            @ Y0 )
          & ( ^ [Y1: $i > $i > $o] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( !! @ $i
                        @ ^ [Y4: $i] :
                            ( ( ( Y1 @ Y4 @ Y3 )
                              & ( Y1 @ Y3 @ Y2 ) )
                           => ( Y1 @ Y4 @ Y2 ) ) ) ) )
            @ Y0 ) ) ) ),
    inference(definition_unfolding,[],[f106,f95,f99,f102]) ).

thf(f129,plain,
    ( so
    = ( ^ [Y0: $i > $i > $o] :
          ( ( ^ [Y1: $i > $i > $o] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( ( Y1 @ Y3 @ Y2 )
                       => ~ ( Y1 @ Y2 @ Y3 ) ) ) )
            @ Y0 )
          & ( ^ [Y1: $i > $i > $o] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( !! @ $i
                        @ ^ [Y4: $i] :
                            ( ( ( Y1 @ Y4 @ Y3 )
                              & ( Y1 @ Y3 @ Y2 ) )
                           => ( Y1 @ Y4 @ Y2 ) ) ) ) )
            @ Y0 ) ) ) ),
    inference(definition_unfolding,[],[f107,f100,f102]) ).

thf(f138,plain,
    ( $true
   != ( ^ [Y0: $i > $i > $o] :
          ( ( ^ [Y1: $i > $i > $o] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( ( Y1 @ Y3 @ Y2 )
                       => ~ ( Y1 @ Y2 @ Y3 ) ) ) )
            @ Y0 )
          & ( ^ [Y1: $i > $i > $o] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( !! @ $i
                        @ ^ [Y4: $i] :
                            ( ( ( Y1 @ Y4 @ Y3 )
                              & ( Y1 @ Y3 @ Y2 ) )
                           => ( Y1 @ Y4 @ Y2 ) ) ) ) )
            @ Y0 ) )
      @ ^ [Y0: $i,Y1: $i] :
          ( ( sK0 @ Y0 @ Y1 )
          & ( Y0 != Y1 ) ) ) ),
    inference(definition_unfolding,[],[f120,f129]) ).

thf(f139,plain,
    ( $true
    = ( ^ [Y0: $i > $i > $o] :
          ( ( ^ [Y1: $i > $i > $o] :
                ( !! @ $i
                @ ^ [Y2: $i] : ( Y1 @ Y2 @ Y2 ) )
            @ Y0 )
          & ( ^ [Y1: $i > $i > $o] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( ( ( Y1 @ Y3 @ Y2 )
                          & ( Y1 @ Y2 @ Y3 ) )
                       => ( Y3 = Y2 ) ) ) )
            @ Y0 )
          & ( ^ [Y1: $i > $i > $o] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( !! @ $i
                        @ ^ [Y4: $i] :
                            ( ( ( Y1 @ Y4 @ Y3 )
                              & ( Y1 @ Y3 @ Y2 ) )
                           => ( Y1 @ Y4 @ Y2 ) ) ) ) )
            @ Y0 ) )
      @ sK0 ) ),
    inference(definition_unfolding,[],[f119,f128]) ).

thf(f140,plain,
    ( $true
    = ( ( !! @ $i
        @ ^ [Y0: $i] : ( sK0 @ Y0 @ Y0 ) )
      & ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( sK0 @ Y1 @ Y0 )
                  & ( sK0 @ Y0 @ Y1 ) )
               => ( Y1 = Y0 ) ) ) )
      & ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( ( sK0 @ Y2 @ Y1 )
                      & ( sK0 @ Y1 @ Y0 ) )
                   => ( sK0 @ Y2 @ Y0 ) ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f139]) ).

thf(f141,plain,
    ( $true
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( ( sK0 @ Y2 @ Y1 )
                    & ( sK0 @ Y1 @ Y0 ) )
                 => ( sK0 @ Y2 @ Y0 ) ) ) ) ) ),
    inference(and_proxy_clausification,[],[f140]) ).

thf(f142,plain,
    ( $true
    = ( ( !! @ $i
        @ ^ [Y0: $i] : ( sK0 @ Y0 @ Y0 ) )
      & ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( sK0 @ Y1 @ Y0 )
                  & ( sK0 @ Y0 @ Y1 ) )
               => ( Y1 = Y0 ) ) ) ) ) ),
    inference(and_proxy_clausification,[],[f140]) ).

thf(f143,plain,
    ( $true
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( ( ( sK0 @ Y1 @ Y0 )
                & ( sK0 @ Y0 @ Y1 ) )
             => ( Y1 = Y0 ) ) ) ) ),
    inference(and_proxy_clausification,[],[f142]) ).

thf(f147,plain,
    ! [X1: $i] :
      ( $true
      = ( ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( sK0 @ Y1 @ Y0 )
                  & ( sK0 @ Y0 @ Y1 ) )
               => ( Y1 = Y0 ) ) )
        @ X1 ) ),
    inference(pi_proxy_clausification,[],[f143]) ).

thf(f148,plain,
    ! [X1: $i] :
      ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( ( ( sK0 @ Y0 @ X1 )
              & ( sK0 @ X1 @ Y0 ) )
           => ( Y0 = X1 ) ) ) ),
    inference(beta-eta_normalization,[],[f147]) ).

thf(f149,plain,
    ! [X2: $i,X1: $i] :
      ( $true
      = ( ^ [Y0: $i] :
            ( ( ( sK0 @ Y0 @ X1 )
              & ( sK0 @ X1 @ Y0 ) )
           => ( Y0 = X1 ) )
        @ X2 ) ),
    inference(pi_proxy_clausification,[],[f148]) ).

thf(f150,plain,
    ! [X2: $i,X1: $i] :
      ( $true
      = ( ( ( sK0 @ X2 @ X1 )
          & ( sK0 @ X1 @ X2 ) )
       => ( X2 = X1 ) ) ),
    inference(beta-eta_normalization,[],[f149]) ).

thf(f151,plain,
    ! [X2: $i,X1: $i] :
      ( ( $false
        = ( ( sK0 @ X2 @ X1 )
          & ( sK0 @ X1 @ X2 ) ) )
      | ( $true
        = ( X2 = X1 ) ) ),
    inference(imp_proxy_clausification,[],[f150]) ).

thf(f152,plain,
    ! [X2: $i,X1: $i] :
      ( ( $false
        = ( sK0 @ X1 @ X2 ) )
      | ( $true
        = ( X2 = X1 ) )
      | ( $false
        = ( sK0 @ X2 @ X1 ) ) ),
    inference(and_proxy_clausification,[],[f151]) ).

thf(f153,plain,
    ! [X2: $i,X1: $i] :
      ( ( $false
        = ( sK0 @ X2 @ X1 ) )
      | ( $false
        = ( sK0 @ X1 @ X2 ) )
      | ( X1 = X2 ) ),
    inference(equality_proxy_clausification,[],[f152]) ).

thf(f154,plain,
    ! [X1: $i] :
      ( $true
      = ( ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( ( sK0 @ Y2 @ Y1 )
                      & ( sK0 @ Y1 @ Y0 ) )
                   => ( sK0 @ Y2 @ Y0 ) ) ) )
        @ X1 ) ),
    inference(pi_proxy_clausification,[],[f141]) ).

thf(f155,plain,
    ! [X1: $i] :
      ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( sK0 @ Y1 @ Y0 )
                  & ( sK0 @ Y0 @ X1 ) )
               => ( sK0 @ Y1 @ X1 ) ) ) ) ),
    inference(beta-eta_normalization,[],[f154]) ).

thf(f156,plain,
    ! [X2: $i,X1: $i] :
      ( $true
      = ( ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( sK0 @ Y1 @ Y0 )
                  & ( sK0 @ Y0 @ X1 ) )
               => ( sK0 @ Y1 @ X1 ) ) )
        @ X2 ) ),
    inference(pi_proxy_clausification,[],[f155]) ).

thf(f157,plain,
    ! [X2: $i,X1: $i] :
      ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( ( ( sK0 @ Y0 @ X2 )
              & ( sK0 @ X2 @ X1 ) )
           => ( sK0 @ Y0 @ X1 ) ) ) ),
    inference(beta-eta_normalization,[],[f156]) ).

thf(f158,plain,
    ! [X2: $i,X3: $i,X1: $i] :
      ( $true
      = ( ^ [Y0: $i] :
            ( ( ( sK0 @ Y0 @ X2 )
              & ( sK0 @ X2 @ X1 ) )
           => ( sK0 @ Y0 @ X1 ) )
        @ X3 ) ),
    inference(pi_proxy_clausification,[],[f157]) ).

thf(f159,plain,
    ! [X2: $i,X3: $i,X1: $i] :
      ( $true
      = ( ( ( sK0 @ X3 @ X2 )
          & ( sK0 @ X2 @ X1 ) )
       => ( sK0 @ X3 @ X1 ) ) ),
    inference(beta-eta_normalization,[],[f158]) ).

thf(f160,plain,
    ! [X2: $i,X3: $i,X1: $i] :
      ( ( $false
        = ( ( sK0 @ X3 @ X2 )
          & ( sK0 @ X2 @ X1 ) ) )
      | ( $true
        = ( sK0 @ X3 @ X1 ) ) ),
    inference(imp_proxy_clausification,[],[f159]) ).

thf(f161,plain,
    ! [X2: $i,X3: $i,X1: $i] :
      ( ( $false
        = ( sK0 @ X2 @ X1 ) )
      | ( $true
        = ( sK0 @ X3 @ X1 ) )
      | ( $false
        = ( sK0 @ X3 @ X2 ) ) ),
    inference(and_proxy_clausification,[],[f160]) ).

thf(f162,plain,
    ( $true
   != ( ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( sK0 @ Y1 @ Y0 )
                  & ( Y1 != Y0 ) )
               => ~ ( ( sK0 @ Y0 @ Y1 )
                    & ( Y0 != Y1 ) ) ) ) )
      & ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( ( sK0 @ Y2 @ Y1 )
                      & ( Y2 != Y1 )
                      & ( sK0 @ Y1 @ Y0 )
                      & ( Y1 != Y0 ) )
                   => ( ( sK0 @ Y2 @ Y0 )
                      & ( Y2 != Y0 ) ) ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f138]) ).

thf(f163,plain,
    ( ( $false
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( ( sK0 @ Y2 @ Y1 )
                      & ( Y2 != Y1 )
                      & ( sK0 @ Y1 @ Y0 )
                      & ( Y1 != Y0 ) )
                   => ( ( sK0 @ Y2 @ Y0 )
                      & ( Y2 != Y0 ) ) ) ) ) ) )
    | ( $false
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( sK0 @ Y1 @ Y0 )
                  & ( Y1 != Y0 ) )
               => ~ ( ( sK0 @ Y0 @ Y1 )
                    & ( Y0 != Y1 ) ) ) ) ) ) ),
    inference(and_proxy_clausification,[],[f162]) ).

thf(f164,plain,
    ( ( $false
      = ( ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( ( sK0 @ Y2 @ Y1 )
                      & ( Y2 != Y1 )
                      & ( sK0 @ Y1 @ Y0 )
                      & ( Y1 != Y0 ) )
                   => ( ( sK0 @ Y2 @ Y0 )
                      & ( Y2 != Y0 ) ) ) ) )
        @ sK1 ) )
    | ( $false
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( sK0 @ Y1 @ Y0 )
                  & ( Y1 != Y0 ) )
               => ~ ( ( sK0 @ Y0 @ Y1 )
                    & ( Y0 != Y1 ) ) ) ) ) ) ),
    inference(sigma_proxy_clausification,[],[f163]) ).

thf(f165,plain,
    ( ( $false
      = ( ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( ( sK0 @ Y2 @ Y1 )
                      & ( Y2 != Y1 )
                      & ( sK0 @ Y1 @ Y0 )
                      & ( Y1 != Y0 ) )
                   => ( ( sK0 @ Y2 @ Y0 )
                      & ( Y2 != Y0 ) ) ) ) )
        @ sK1 ) )
    | ( $false
      = ( ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( sK0 @ Y1 @ Y0 )
                  & ( Y1 != Y0 ) )
               => ~ ( ( sK0 @ Y0 @ Y1 )
                    & ( Y0 != Y1 ) ) ) )
        @ sK2 ) ) ),
    inference(sigma_proxy_clausification,[],[f164]) ).

thf(f166,plain,
    ( ( $false
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( sK0 @ Y1 @ Y0 )
                  & ( Y1 != Y0 )
                  & ( sK0 @ Y0 @ sK1 )
                  & ( Y0 != sK1 ) )
               => ( ( sK0 @ Y1 @ sK1 )
                  & ( Y1 != sK1 ) ) ) ) ) )
    | ( $false
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( ( ( sK0 @ Y0 @ sK2 )
              & ( Y0 != sK2 ) )
           => ~ ( ( sK0 @ sK2 @ Y0 )
                & ( sK2 != Y0 ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f165]) ).

thf(f167,plain,
    ( ( $false
      = ( ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( sK0 @ Y1 @ Y0 )
                  & ( Y1 != Y0 )
                  & ( sK0 @ Y0 @ sK1 )
                  & ( Y0 != sK1 ) )
               => ( ( sK0 @ Y1 @ sK1 )
                  & ( Y1 != sK1 ) ) ) )
        @ sK3 ) )
    | ( $false
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( ( ( sK0 @ Y0 @ sK2 )
              & ( Y0 != sK2 ) )
           => ~ ( ( sK0 @ sK2 @ Y0 )
                & ( sK2 != Y0 ) ) ) ) ) ),
    inference(sigma_proxy_clausification,[],[f166]) ).

thf(f168,plain,
    ( ( $false
      = ( ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( sK0 @ Y1 @ Y0 )
                  & ( Y1 != Y0 )
                  & ( sK0 @ Y0 @ sK1 )
                  & ( Y0 != sK1 ) )
               => ( ( sK0 @ Y1 @ sK1 )
                  & ( Y1 != sK1 ) ) ) )
        @ sK3 ) )
    | ( $false
      = ( ^ [Y0: $i] :
            ( ( ( sK0 @ Y0 @ sK2 )
              & ( Y0 != sK2 ) )
           => ~ ( ( sK0 @ sK2 @ Y0 )
                & ( sK2 != Y0 ) ) )
        @ sK4 ) ) ),
    inference(sigma_proxy_clausification,[],[f167]) ).

thf(f169,plain,
    ( ( $false
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( ( ( sK0 @ Y0 @ sK3 )
              & ( Y0 != sK3 )
              & ( sK0 @ sK3 @ sK1 )
              & ( sK3 != sK1 ) )
           => ( ( sK0 @ Y0 @ sK1 )
              & ( Y0 != sK1 ) ) ) ) )
    | ( $false
      = ( ( ( sK0 @ sK4 @ sK2 )
          & ( sK4 != sK2 ) )
       => ~ ( ( sK0 @ sK2 @ sK4 )
            & ( sK2 != sK4 ) ) ) ) ),
    inference(beta-eta_normalization,[],[f168]) ).

thf(f170,plain,
    ( ( $false
      = ( ^ [Y0: $i] :
            ( ( ( sK0 @ Y0 @ sK3 )
              & ( Y0 != sK3 )
              & ( sK0 @ sK3 @ sK1 )
              & ( sK3 != sK1 ) )
           => ( ( sK0 @ Y0 @ sK1 )
              & ( Y0 != sK1 ) ) )
        @ sK5 ) )
    | ( $false
      = ( ( ( sK0 @ sK4 @ sK2 )
          & ( sK4 != sK2 ) )
       => ~ ( ( sK0 @ sK2 @ sK4 )
            & ( sK2 != sK4 ) ) ) ) ),
    inference(sigma_proxy_clausification,[],[f169]) ).

thf(f171,plain,
    ( ( $false
      = ( ^ [Y0: $i] :
            ( ( ( sK0 @ Y0 @ sK3 )
              & ( Y0 != sK3 )
              & ( sK0 @ sK3 @ sK1 )
              & ( sK3 != sK1 ) )
           => ( ( sK0 @ Y0 @ sK1 )
              & ( Y0 != sK1 ) ) )
        @ sK5 ) )
    | ( $false
      = ( ~ ( ( sK0 @ sK2 @ sK4 )
            & ( sK2 != sK4 ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f170]) ).

thf(f172,plain,
    ( ( $false
      = ( ^ [Y0: $i] :
            ( ( ( sK0 @ Y0 @ sK3 )
              & ( Y0 != sK3 )
              & ( sK0 @ sK3 @ sK1 )
              & ( sK3 != sK1 ) )
           => ( ( sK0 @ Y0 @ sK1 )
              & ( Y0 != sK1 ) ) )
        @ sK5 ) )
    | ( $true
      = ( ( sK0 @ sK4 @ sK2 )
        & ( sK4 != sK2 ) ) ) ),
    inference(imp_proxy_clausification,[],[f170]) ).

thf(f174,plain,
    ( ( $false
      = ( ^ [Y0: $i] :
            ( ( ( sK0 @ Y0 @ sK3 )
              & ( Y0 != sK3 )
              & ( sK0 @ sK3 @ sK1 )
              & ( sK3 != sK1 ) )
           => ( ( sK0 @ Y0 @ sK1 )
              & ( Y0 != sK1 ) ) )
        @ sK5 ) )
    | ( $true
      = ( sK0 @ sK4 @ sK2 ) ) ),
    inference(and_proxy_clausification,[],[f172]) ).

thf(f175,plain,
    ( ( $false
      = ( ( ( sK0 @ sK5 @ sK3 )
          & ( sK5 != sK3 )
          & ( sK0 @ sK3 @ sK1 )
          & ( sK3 != sK1 ) )
       => ( ( sK0 @ sK5 @ sK1 )
          & ( sK5 != sK1 ) ) ) )
    | ( $true
      = ( sK0 @ sK4 @ sK2 ) ) ),
    inference(beta-eta_normalization,[],[f174]) ).

thf(f176,plain,
    ( ( $false
      = ( ( sK0 @ sK5 @ sK1 )
        & ( sK5 != sK1 ) ) )
    | ( $true
      = ( sK0 @ sK4 @ sK2 ) ) ),
    inference(imp_proxy_clausification,[],[f175]) ).

thf(f177,plain,
    ( ( $true
      = ( ( sK0 @ sK5 @ sK3 )
        & ( sK5 != sK3 )
        & ( sK0 @ sK3 @ sK1 )
        & ( sK3 != sK1 ) ) )
    | ( $true
      = ( sK0 @ sK4 @ sK2 ) ) ),
    inference(imp_proxy_clausification,[],[f175]) ).

thf(f178,plain,
    ( ( $true
      = ( ( sK0 @ sK3 @ sK1 )
        & ( sK3 != sK1 ) ) )
    | ( $true
      = ( sK0 @ sK4 @ sK2 ) ) ),
    inference(and_proxy_clausification,[],[f177]) ).

thf(f179,plain,
    ( ( $true
      = ( ( sK0 @ sK5 @ sK3 )
        & ( sK5 != sK3 ) ) )
    | ( $true
      = ( sK0 @ sK4 @ sK2 ) ) ),
    inference(and_proxy_clausification,[],[f177]) ).

thf(f181,plain,
    ( ( $true
      = ( sK0 @ sK5 @ sK3 ) )
    | ( $true
      = ( sK0 @ sK4 @ sK2 ) ) ),
    inference(and_proxy_clausification,[],[f179]) ).

thf(f184,plain,
    ( ( $true
      = ( sK3 != sK1 ) )
    | ( $true
      = ( sK0 @ sK4 @ sK2 ) ) ),
    inference(and_proxy_clausification,[],[f178]) ).

thf(f185,plain,
    ( ( $true
      = ( sK0 @ sK3 @ sK1 ) )
    | ( $true
      = ( sK0 @ sK4 @ sK2 ) ) ),
    inference(and_proxy_clausification,[],[f178]) ).

thf(f186,plain,
    ( ( $false
      = ( sK3 = sK1 ) )
    | ( $true
      = ( sK0 @ sK4 @ sK2 ) ) ),
    inference(not_proxy_clausification,[],[f184]) ).

thf(f187,plain,
    ( ( sK1 != sK3 )
    | ( $true
      = ( sK0 @ sK4 @ sK2 ) ) ),
    inference(equality_proxy_clausification,[],[f186]) ).

thf(f188,plain,
    ( ( $false
      = ( sK5 != sK1 ) )
    | ( $true
      = ( sK0 @ sK4 @ sK2 ) )
    | ( $false
      = ( sK0 @ sK5 @ sK1 ) ) ),
    inference(and_proxy_clausification,[],[f176]) ).

thf(f189,plain,
    ( ( $true
      = ( sK5 = sK1 ) )
    | ( $true
      = ( sK0 @ sK4 @ sK2 ) )
    | ( $false
      = ( sK0 @ sK5 @ sK1 ) ) ),
    inference(not_proxy_clausification,[],[f188]) ).

thf(f190,plain,
    ( ( sK1 = sK5 )
    | ( $true
      = ( sK0 @ sK4 @ sK2 ) )
    | ( $false
      = ( sK0 @ sK5 @ sK1 ) ) ),
    inference(equality_proxy_clausification,[],[f189]) ).

thf(f209,plain,
    ( ( $false
      = ( ^ [Y0: $i] :
            ( ( ( sK0 @ Y0 @ sK3 )
              & ( Y0 != sK3 )
              & ( sK0 @ sK3 @ sK1 )
              & ( sK3 != sK1 ) )
           => ( ( sK0 @ Y0 @ sK1 )
              & ( Y0 != sK1 ) ) )
        @ sK5 ) )
    | ( $true
      = ( ( sK0 @ sK2 @ sK4 )
        & ( sK2 != sK4 ) ) ) ),
    inference(not_proxy_clausification,[],[f171]) ).

thf(f210,plain,
    ( ( $false
      = ( ^ [Y0: $i] :
            ( ( ( sK0 @ Y0 @ sK3 )
              & ( Y0 != sK3 )
              & ( sK0 @ sK3 @ sK1 )
              & ( sK3 != sK1 ) )
           => ( ( sK0 @ Y0 @ sK1 )
              & ( Y0 != sK1 ) ) )
        @ sK5 ) )
    | ( $true
      = ( sK2 != sK4 ) ) ),
    inference(and_proxy_clausification,[],[f209]) ).

thf(f211,plain,
    ( ( $false
      = ( ^ [Y0: $i] :
            ( ( ( sK0 @ Y0 @ sK3 )
              & ( Y0 != sK3 )
              & ( sK0 @ sK3 @ sK1 )
              & ( sK3 != sK1 ) )
           => ( ( sK0 @ Y0 @ sK1 )
              & ( Y0 != sK1 ) ) )
        @ sK5 ) )
    | ( $true
      = ( sK0 @ sK2 @ sK4 ) ) ),
    inference(and_proxy_clausification,[],[f209]) ).

thf(f212,plain,
    ( ( $false
      = ( ( ( sK0 @ sK5 @ sK3 )
          & ( sK5 != sK3 )
          & ( sK0 @ sK3 @ sK1 )
          & ( sK3 != sK1 ) )
       => ( ( sK0 @ sK5 @ sK1 )
          & ( sK5 != sK1 ) ) ) )
    | ( $true
      = ( sK0 @ sK2 @ sK4 ) ) ),
    inference(beta-eta_normalization,[],[f211]) ).

thf(f213,plain,
    ( ( $false
      = ( ( sK0 @ sK5 @ sK1 )
        & ( sK5 != sK1 ) ) )
    | ( $true
      = ( sK0 @ sK2 @ sK4 ) ) ),
    inference(imp_proxy_clausification,[],[f212]) ).

thf(f214,plain,
    ( ( $true
      = ( ( sK0 @ sK5 @ sK3 )
        & ( sK5 != sK3 )
        & ( sK0 @ sK3 @ sK1 )
        & ( sK3 != sK1 ) ) )
    | ( $true
      = ( sK0 @ sK2 @ sK4 ) ) ),
    inference(imp_proxy_clausification,[],[f212]) ).

thf(f215,plain,
    ( ( $true
      = ( ( sK0 @ sK3 @ sK1 )
        & ( sK3 != sK1 ) ) )
    | ( $true
      = ( sK0 @ sK2 @ sK4 ) ) ),
    inference(and_proxy_clausification,[],[f214]) ).

thf(f216,plain,
    ( ( $true
      = ( ( sK0 @ sK5 @ sK3 )
        & ( sK5 != sK3 ) ) )
    | ( $true
      = ( sK0 @ sK2 @ sK4 ) ) ),
    inference(and_proxy_clausification,[],[f214]) ).

thf(f218,plain,
    ( ( $true
      = ( sK0 @ sK5 @ sK3 ) )
    | ( $true
      = ( sK0 @ sK2 @ sK4 ) ) ),
    inference(and_proxy_clausification,[],[f216]) ).

thf(f221,plain,
    ( ( $true
      = ( sK3 != sK1 ) )
    | ( $true
      = ( sK0 @ sK2 @ sK4 ) ) ),
    inference(and_proxy_clausification,[],[f215]) ).

thf(f222,plain,
    ( ( $true
      = ( sK0 @ sK3 @ sK1 ) )
    | ( $true
      = ( sK0 @ sK2 @ sK4 ) ) ),
    inference(and_proxy_clausification,[],[f215]) ).

thf(f223,plain,
    ( ( $false
      = ( sK3 = sK1 ) )
    | ( $true
      = ( sK0 @ sK2 @ sK4 ) ) ),
    inference(not_proxy_clausification,[],[f221]) ).

thf(f224,plain,
    ( ( sK1 != sK3 )
    | ( $true
      = ( sK0 @ sK2 @ sK4 ) ) ),
    inference(equality_proxy_clausification,[],[f223]) ).

thf(f225,plain,
    ( ( $false
      = ( sK5 != sK1 ) )
    | ( $true
      = ( sK0 @ sK2 @ sK4 ) )
    | ( $false
      = ( sK0 @ sK5 @ sK1 ) ) ),
    inference(and_proxy_clausification,[],[f213]) ).

thf(f226,plain,
    ( ( $true
      = ( sK5 = sK1 ) )
    | ( $true
      = ( sK0 @ sK2 @ sK4 ) )
    | ( $false
      = ( sK0 @ sK5 @ sK1 ) ) ),
    inference(not_proxy_clausification,[],[f225]) ).

thf(f227,plain,
    ( ( sK1 = sK5 )
    | ( $true
      = ( sK0 @ sK2 @ sK4 ) )
    | ( $false
      = ( sK0 @ sK5 @ sK1 ) ) ),
    inference(equality_proxy_clausification,[],[f226]) ).

thf(f228,plain,
    ( ( $false
      = ( ^ [Y0: $i] :
            ( ( ( sK0 @ Y0 @ sK3 )
              & ( Y0 != sK3 )
              & ( sK0 @ sK3 @ sK1 )
              & ( sK3 != sK1 ) )
           => ( ( sK0 @ Y0 @ sK1 )
              & ( Y0 != sK1 ) ) )
        @ sK5 ) )
    | ( $false
      = ( sK2 = sK4 ) ) ),
    inference(not_proxy_clausification,[],[f210]) ).

thf(f229,plain,
    ( ( $false
      = ( ^ [Y0: $i] :
            ( ( ( sK0 @ Y0 @ sK3 )
              & ( Y0 != sK3 )
              & ( sK0 @ sK3 @ sK1 )
              & ( sK3 != sK1 ) )
           => ( ( sK0 @ Y0 @ sK1 )
              & ( Y0 != sK1 ) ) )
        @ sK5 ) )
    | ( sK2 != sK4 ) ),
    inference(equality_proxy_clausification,[],[f228]) ).

thf(f230,plain,
    ( ( $false
      = ( ( ( sK0 @ sK5 @ sK3 )
          & ( sK5 != sK3 )
          & ( sK0 @ sK3 @ sK1 )
          & ( sK3 != sK1 ) )
       => ( ( sK0 @ sK5 @ sK1 )
          & ( sK5 != sK1 ) ) ) )
    | ( sK2 != sK4 ) ),
    inference(beta-eta_normalization,[],[f229]) ).

thf(f231,plain,
    ( ( $false
      = ( ( sK0 @ sK5 @ sK1 )
        & ( sK5 != sK1 ) ) )
    | ( sK2 != sK4 ) ),
    inference(imp_proxy_clausification,[],[f230]) ).

thf(f232,plain,
    ( ( $true
      = ( ( sK0 @ sK5 @ sK3 )
        & ( sK5 != sK3 )
        & ( sK0 @ sK3 @ sK1 )
        & ( sK3 != sK1 ) ) )
    | ( sK2 != sK4 ) ),
    inference(imp_proxy_clausification,[],[f230]) ).

thf(f233,plain,
    ( ( $true
      = ( ( sK0 @ sK3 @ sK1 )
        & ( sK3 != sK1 ) ) )
    | ( sK2 != sK4 ) ),
    inference(and_proxy_clausification,[],[f232]) ).

thf(f234,plain,
    ( ( $true
      = ( ( sK0 @ sK5 @ sK3 )
        & ( sK5 != sK3 ) ) )
    | ( sK2 != sK4 ) ),
    inference(and_proxy_clausification,[],[f232]) ).

thf(f236,plain,
    ( ( $true
      = ( sK0 @ sK5 @ sK3 ) )
    | ( sK2 != sK4 ) ),
    inference(and_proxy_clausification,[],[f234]) ).

thf(f239,plain,
    ( ( $true
      = ( sK3 != sK1 ) )
    | ( sK2 != sK4 ) ),
    inference(and_proxy_clausification,[],[f233]) ).

thf(f240,plain,
    ( ( $true
      = ( sK0 @ sK3 @ sK1 ) )
    | ( sK2 != sK4 ) ),
    inference(and_proxy_clausification,[],[f233]) ).

thf(f241,plain,
    ( ( $false
      = ( sK3 = sK1 ) )
    | ( sK2 != sK4 ) ),
    inference(not_proxy_clausification,[],[f239]) ).

thf(f242,plain,
    ( ( sK1 != sK3 )
    | ( sK2 != sK4 ) ),
    inference(equality_proxy_clausification,[],[f241]) ).

thf(f243,plain,
    ( ( $false
      = ( sK5 != sK1 ) )
    | ( sK2 != sK4 )
    | ( $false
      = ( sK0 @ sK5 @ sK1 ) ) ),
    inference(and_proxy_clausification,[],[f231]) ).

thf(f244,plain,
    ( ( $true
      = ( sK5 = sK1 ) )
    | ( sK2 != sK4 )
    | ( $false
      = ( sK0 @ sK5 @ sK1 ) ) ),
    inference(not_proxy_clausification,[],[f243]) ).

thf(f245,plain,
    ( ( sK1 = sK5 )
    | ( sK2 != sK4 )
    | ( $false
      = ( sK0 @ sK5 @ sK1 ) ) ),
    inference(equality_proxy_clausification,[],[f244]) ).

thf(f247,definition,
    ( spl6_1
  <=> ( $true
      = ( sK0 @ sK4 @ sK2 ) ) ),
    introduced(definition,[new_symbols(definition,[spl6_1])],[avatar_definition]) ).

thf(f249,plain,
    ( ( $true
      = ( sK0 @ sK4 @ sK2 ) )
    | ~ spl6_1 ),
    inference(avatar_component_clause,[],[f247]) ).

thf(f251,definition,
    ( spl6_2
  <=> ( $true
      = ( sK0 @ sK5 @ sK3 ) ) ),
    introduced(definition,[new_symbols(definition,[spl6_2])],[avatar_definition]) ).

thf(f253,plain,
    ( ( $true
      = ( sK0 @ sK5 @ sK3 ) )
    | ~ spl6_2 ),
    inference(avatar_component_clause,[],[f251]) ).

thf(f254,plain,
    ( spl6_1
    | spl6_2 ),
    inference(avatar_split_clause,[],[f181,f251,f247]) ).

thf(f261,definition,
    ( spl6_4
  <=> ( $true
      = ( sK0 @ sK3 @ sK1 ) ) ),
    introduced(definition,[new_symbols(definition,[spl6_4])],[avatar_definition]) ).

thf(f263,plain,
    ( ( $true
      = ( sK0 @ sK3 @ sK1 ) )
    | ~ spl6_4 ),
    inference(avatar_component_clause,[],[f261]) ).

thf(f264,plain,
    ( spl6_1
    | spl6_4 ),
    inference(avatar_split_clause,[],[f185,f261,f247]) ).

thf(f266,definition,
    ( spl6_5
  <=> ( sK1 = sK3 ) ),
    introduced(definition,[new_symbols(definition,[spl6_5])],[avatar_definition]) ).

thf(f269,plain,
    ( spl6_1
    | ~ spl6_5 ),
    inference(avatar_split_clause,[],[f187,f266,f247]) ).

thf(f271,definition,
    ( spl6_6
  <=> ( $false
      = ( sK0 @ sK5 @ sK1 ) ) ),
    introduced(definition,[new_symbols(definition,[spl6_6])],[avatar_definition]) ).

thf(f273,plain,
    ( ( $false
      = ( sK0 @ sK5 @ sK1 ) )
    | ~ spl6_6 ),
    inference(avatar_component_clause,[],[f271]) ).

thf(f275,definition,
    ( spl6_7
  <=> ( sK1 = sK5 ) ),
    introduced(definition,[new_symbols(definition,[spl6_7])],[avatar_definition]) ).

thf(f277,plain,
    ( ( sK1 = sK5 )
    | ~ spl6_7 ),
    inference(avatar_component_clause,[],[f275]) ).

thf(f278,plain,
    ( spl6_6
    | spl6_1
    | spl6_7 ),
    inference(avatar_split_clause,[],[f190,f275,f247,f271]) ).

thf(f280,definition,
    ( spl6_8
  <=> ( sK2 = sK4 ) ),
    introduced(definition,[new_symbols(definition,[spl6_8])],[avatar_definition]) ).

thf(f289,definition,
    ( spl6_9
  <=> ( $true
      = ( sK0 @ sK2 @ sK4 ) ) ),
    introduced(definition,[new_symbols(definition,[spl6_9])],[avatar_definition]) ).

thf(f291,plain,
    ( ( $true
      = ( sK0 @ sK2 @ sK4 ) )
    | ~ spl6_9 ),
    inference(avatar_component_clause,[],[f289]) ).

thf(f292,plain,
    ( spl6_9
    | spl6_2 ),
    inference(avatar_split_clause,[],[f218,f251,f289]) ).

thf(f294,plain,
    ( spl6_9
    | spl6_4 ),
    inference(avatar_split_clause,[],[f222,f261,f289]) ).

thf(f295,plain,
    ( spl6_9
    | ~ spl6_5 ),
    inference(avatar_split_clause,[],[f224,f266,f289]) ).

thf(f296,plain,
    ( spl6_6
    | spl6_9
    | spl6_7 ),
    inference(avatar_split_clause,[],[f227,f275,f289,f271]) ).

thf(f297,plain,
    ( ~ spl6_8
    | spl6_2 ),
    inference(avatar_split_clause,[],[f236,f251,f280]) ).

thf(f299,plain,
    ( ~ spl6_8
    | spl6_4 ),
    inference(avatar_split_clause,[],[f240,f261,f280]) ).

thf(f300,plain,
    ( ~ spl6_8
    | ~ spl6_5 ),
    inference(avatar_split_clause,[],[f242,f266,f280]) ).

thf(f301,plain,
    ( spl6_6
    | ~ spl6_8
    | spl6_7 ),
    inference(avatar_split_clause,[],[f245,f275,f280,f271]) ).

thf(f303,plain,
    ( ( $true = $false )
    | ( $false
      = ( sK0 @ sK1 @ sK3 ) )
    | ( sK1 = sK3 )
    | ~ spl6_4 ),
    inference(constrained_superposition,[],[f153,f263]) ).

thf(f320,plain,
    ( ( $false
      = ( sK0 @ sK1 @ sK3 ) )
    | ( sK1 = sK3 )
    | ~ spl6_4 ),
    inference(trivial_inequality_removal,[],[f303]) ).

thf(f328,definition,
    ( spl6_11
  <=> ( $false
      = ( sK0 @ sK1 @ sK3 ) ) ),
    introduced(definition,[new_symbols(definition,[spl6_11])],[avatar_definition]) ).

thf(f330,plain,
    ( ( $false
      = ( sK0 @ sK1 @ sK3 ) )
    | ~ spl6_11 ),
    inference(avatar_component_clause,[],[f328]) ).

thf(f336,plain,
    ( spl6_5
    | spl6_11
    | ~ spl6_4 ),
    inference(avatar_split_clause,[],[f320,f261,f328,f266]) ).

thf(f339,plain,
    ( ( $true = $false )
    | ( $false
      = ( sK0 @ sK2 @ sK4 ) )
    | ( sK2 = sK4 )
    | ~ spl6_1 ),
    inference(constrained_superposition,[],[f249,f153]) ).

thf(f346,plain,
    ( ( $false
      = ( sK0 @ sK2 @ sK4 ) )
    | ( sK2 = sK4 )
    | ~ spl6_1 ),
    inference(trivial_inequality_removal,[],[f339]) ).

thf(f348,definition,
    ( spl6_12
  <=> ( $false
      = ( sK0 @ sK2 @ sK4 ) ) ),
    introduced(definition,[new_symbols(definition,[spl6_12])],[avatar_definition]) ).

thf(f350,plain,
    ( ( $false
      = ( sK0 @ sK2 @ sK4 ) )
    | ~ spl6_12 ),
    inference(avatar_component_clause,[],[f348]) ).

thf(f354,plain,
    ( spl6_8
    | spl6_12
    | ~ spl6_1 ),
    inference(avatar_split_clause,[],[f346,f247,f348,f280]) ).

thf(f378,plain,
    ( ( $true = $false )
    | ~ spl6_9
    | ~ spl6_12 ),
    inference(constrained_superposition,[],[f350,f291]) ).

thf(f379,plain,
    ( ( $true = $false )
    | ~ spl6_9
    | ~ spl6_12 ),
    inference(constrained_superposition,[],[f291,f350]) ).

thf(f380,plain,
    ( $false
    | ~ spl6_9
    | ~ spl6_12 ),
    inference(trivial_inequality_removal,[],[f379]) ).

thf(f381,plain,
    ( ~ spl6_9
    | ~ spl6_12 ),
    inference(avatar_contradiction_clause,[],[f380]) ).

thf(f382,plain,
    ( $false
    | ~ spl6_9
    | ~ spl6_12 ),
    inference(trivial_inequality_removal,[],[f378]) ).

thf(f383,plain,
    ( ~ spl6_9
    | ~ spl6_12 ),
    inference(avatar_contradiction_clause,[],[f382]) ).

thf(f431,plain,
    ( ! [X0: $i] :
        ( ( $true = $false )
        | ( $false
          = ( sK0 @ X0 @ sK1 ) )
        | ( $false
          = ( sK0 @ sK5 @ X0 ) ) )
    | ~ spl6_6 ),
    inference(constrained_superposition,[],[f273,f161]) ).

thf(f442,plain,
    ( ! [X0: $i] :
        ( ( $false
          = ( sK0 @ X0 @ sK1 ) )
        | ( $false
          = ( sK0 @ sK5 @ X0 ) ) )
    | ~ spl6_6 ),
    inference(trivial_inequality_removal,[],[f431]) ).

thf(f482,plain,
    ( ( $true = $false )
    | ( $false
      = ( sK0 @ sK3 @ sK1 ) )
    | ~ spl6_2
    | ~ spl6_6 ),
    inference(constrained_superposition,[],[f253,f442]) ).

thf(f483,plain,
    ( ( $false
      = ( sK0 @ sK3 @ sK1 ) )
    | ~ spl6_2
    | ~ spl6_6 ),
    inference(trivial_inequality_removal,[],[f482]) ).

thf(f495,plain,
    ( ( $true = $false )
    | ~ spl6_2
    | ~ spl6_4
    | ~ spl6_6 ),
    inference(constrained_superposition,[],[f483,f263]) ).

thf(f501,plain,
    ( $false
    | ~ spl6_2
    | ~ spl6_4
    | ~ spl6_6 ),
    inference(trivial_inequality_removal,[],[f495]) ).

thf(f502,plain,
    ( ~ spl6_2
    | ~ spl6_4
    | ~ spl6_6 ),
    inference(avatar_contradiction_clause,[],[f501]) ).

thf(f506,plain,
    ( ( $true
      = ( sK0 @ sK1 @ sK3 ) )
    | ~ spl6_2
    | ~ spl6_7 ),
    inference(constrained_superposition,[],[f253,f277]) ).

thf(f527,plain,
    ( ( $true = $false )
    | ~ spl6_2
    | ~ spl6_7
    | ~ spl6_11 ),
    inference(constrained_superposition,[],[f506,f330]) ).

thf(f533,plain,
    ( $false
    | ~ spl6_2
    | ~ spl6_7
    | ~ spl6_11 ),
    inference(trivial_inequality_removal,[],[f527]) ).

thf(f534,plain,
    ( ~ spl6_2
    | ~ spl6_7
    | ~ spl6_11 ),
    inference(avatar_contradiction_clause,[],[f533]) ).

cnf(s1,plain,
    ( spl6_1
    | spl6_2 ),
    inference(sat_conversion,[],[f254]) ).

cnf(s3,plain,
    ( spl6_1
    | spl6_4 ),
    inference(sat_conversion,[],[f264]) ).

cnf(s4,plain,
    ( spl6_1
    | ~ spl6_5 ),
    inference(sat_conversion,[],[f269]) ).

cnf(s5,plain,
    ( spl6_1
    | spl6_6
    | spl6_7 ),
    inference(sat_conversion,[],[f278]) ).

cnf(s11,plain,
    ( spl6_2
    | spl6_9 ),
    inference(sat_conversion,[],[f292]) ).

cnf(s13,plain,
    ( spl6_4
    | spl6_9 ),
    inference(sat_conversion,[],[f294]) ).

cnf(s14,plain,
    ( ~ spl6_5
    | spl6_9 ),
    inference(sat_conversion,[],[f295]) ).

cnf(s15,plain,
    ( spl6_6
    | spl6_7
    | spl6_9 ),
    inference(sat_conversion,[],[f296]) ).

cnf(s16,plain,
    ( spl6_2
    | ~ spl6_8 ),
    inference(sat_conversion,[],[f297]) ).

cnf(s18,plain,
    ( spl6_4
    | ~ spl6_8 ),
    inference(sat_conversion,[],[f299]) ).

cnf(s19,plain,
    ( ~ spl6_5
    | ~ spl6_8 ),
    inference(sat_conversion,[],[f300]) ).

cnf(s20,plain,
    ( spl6_6
    | spl6_7
    | ~ spl6_8 ),
    inference(sat_conversion,[],[f301]) ).

cnf(s27,plain,
    ( ~ spl6_4
    | spl6_5
    | spl6_11 ),
    inference(sat_conversion,[],[f336]) ).

cnf(s32,plain,
    ( ~ spl6_1
    | spl6_8
    | spl6_12 ),
    inference(sat_conversion,[],[f354]) ).

cnf(s33,plain,
    ( ~ spl6_9
    | ~ spl6_12 ),
    inference(sat_conversion,[],[f381]) ).

cnf(s34,plain,
    ( ~ spl6_9
    | ~ spl6_12 ),
    inference(sat_conversion,[],[f383]) ).

cnf(s36,plain,
    ( ~ spl6_2
    | ~ spl6_4
    | ~ spl6_6 ),
    inference(sat_conversion,[],[f502]) ).

cnf(s38,plain,
    ( ~ spl6_2
    | ~ spl6_7
    | ~ spl6_11 ),
    inference(sat_conversion,[],[f534]) ).

cnf(s39,plain,
    spl6_1,
    inference(rat,[],[s38,s5,s27,s36,s1,s3,s4]) ).

cnf(s40,plain,
    ( spl6_7
    | spl6_6 ),
    inference(rat,[],[s32,s34,s20,s15,s39]) ).

cnf(s41,plain,
    ~ spl6_5,
    inference(rat,[],[s33,s32,s14,s19,s39]) ).

cnf(s42,plain,
    ( ~ spl6_4
    | ~ spl6_2 ),
    inference(rat,[],[s38,s40,s27,s36,s41]) ).

cnf(s43,plain,
    spl6_4,
    inference(rat,[],[s33,s32,s13,s18,s39]) ).

cnf(s44,plain,
    ~ spl6_2,
    inference(rat,[],[s42,s43]) ).

cnf(s46,plain,
    ~ spl6_8,
    inference(rat,[],[s16,s44]) ).

cnf(s47,plain,
    spl6_9,
    inference(rat,[],[s11,s44]) ).

cnf(s48,plain,
    spl6_12,
    inference(rat,[],[s32,s39,s46]) ).

cnf(s49,plain,
    $false,
    inference(rat,[],[s33,s48,s47]) ).

thf(f536,plain,
    $false,
    inference(avatar_sat_refutation,[],[s49]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SEU498^1 : TPTP v9.3.1. Released v3.6.0.
% 0.00/0.05  % Command  : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.09/0.19  % Computer : n006.cluster.edu
% 0.09/0.19  % Model    : x86_64 x86_64
% 0.09/0.19  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.19  % Memory   : 8046.5625MB
% 0.09/0.19  % OS       : Linux 6.8.0-71-generic
% 0.09/0.19  % CPULimit : 300
% 0.09/0.19  % WCLimit  : 300
% 0.09/0.19  % DateTime : Tue Sep 29 13:46:10 UTC 2026
% 0.09/0.19  % CPUTime  : 
% 0.09/0.19  Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.09/0.22  Running first-order model finding
% 0.09/0.22  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
% 0.19/0.28  % (737928)Will run a generic schedule for satisfiability detection.
% 0.19/0.28  % (737942)fmb+10_1_sas=cadical:bce=on:rp=on:random_seed=2314517803_2999 on theBenchmark for (2999ds/0Mi)
% 0.19/0.28  % Exception at run slice level
% 0.19/0.28  User error: Finite model building is currently not compatible with polymorphism or higher-order constructs
% 0.19/0.28  % (737943)% WARNING: option uhcvi not known.
% 0.19/0.28  % (737943)dis+11_61:31_drc=ordering:lsd=5:bsr=unit_only:rp=on:newcnf=on:random_seed=731738545:i=135531:add=off:rawr=on_2999 on theBenchmark for (2999ds/135531Mi)
% 0.19/0.28  % (737944)dis+10_161_sil=256000:plsq=on:plsqr=61199697,1048576:gs=on:alpa=true:sac=on:slsq=on:cn=on:random_seed=196810132:i=88024:add=on:rawr=on_2999 on theBenchmark for (2999ds/88024Mi)
% 0.19/0.28  % (737945)dis+10_1_sil=32000:sp=arity:random_seed=1722069098:i=103:fgj=on_2999 on theBenchmark for (2999ds/103Mi)
% 0.19/0.28  % (737946)ott+31_1_sil=16000:lcm=predicate:bce=on:newcnf=on:random_seed=419775380:i=116_2999 on theBenchmark for (2999ds/116Mi)
% 0.19/0.28  % (737948)ott-3_16_to=lpo:sil=16000:sp=arity:fd=off:rp=on:random_seed=4173528284:i=159:bs=unit_only:nicw=on:fsr=off:amm=off_2999 on theBenchmark for (2999ds/159Mi)
% 0.19/0.28  % (737947)ott+1_1_to=lpo:sil=16000:sp=reverse_arity:erd=off:random_seed=1407465776:i=131_2999 on theBenchmark for (2999ds/131Mi)
% 0.19/0.28  % (737943)WARNING: Not using 'newcnf' as currently not compatible with higher-order inputs.
% 0.19/0.28  % (737946)WARNING: Not using 'newcnf' as currently not compatible with higher-order inputs.
% 0.19/0.28  % (737956)fmb+10_1_fmbas=predicate:sil=64000:sas=cadical:random_seed=1812900764:i=714:nm=2_2999 on theBenchmark for (2999ds/714Mi)
% 0.19/0.28  % (737943)WARNING: Look ahead literal selection is not currently compatible with higher-order. Ignoring request to use
% 0.19/0.28  % Exception at run slice level
% 0.19/0.28  User error: Finite model building is currently not compatible with polymorphism or higher-order constructs
% 0.19/0.28  % (737948) found proof, printing to "/export/starexec/sandbox2/tmp/vampire-proof-737928-737948"...
% 0.19/0.28  % (737966)ott+32_1_sil=16000:bsd=on:sp=const_max:bce=on:random_seed=232606453:i=131:bd=preordered:fsd=on_2999 on theBenchmark for (2999ds/131Mi)
% 0.19/0.28  % (737948)...printing done.
% 0.19/0.28  % (737948)Refutation found. Thanks to Tanya!
% 0.19/0.28  % SZS status Theorem for theBenchmark
% 0.19/0.28  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.28  % (737948)------------------------------
% 0.19/0.28  % (737948)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.19/0.28  % (737948)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.19/0.28  % (737948)CaDiCaL version: 2.1.3
% 0.19/0.28  % (737948)Termination reason: Refutation
% 0.19/0.28  % (737948)Time elapsed: 0.018 s
% 0.19/0.28  % (737948)Peak memory usage: 13 MB
% 0.19/0.28  % (737948)Instructions burned: 33 (million)
% 0.19/0.28  % (737928)Success in time 0.055 s
% 0.19/0.28  % Vampire exiting
%------------------------------------------------------------------------------