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Vampire---5.0.1.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : Vampire---5.0.1
% Problem  : SEU643^2 : TPTP v9.3.1. Released v3.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM

% Computer : n001.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 08:30:29 AM UTC 2026

% Result   : Theorem 0.37s 0.51s
% Output   : Refutation 0.37s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   25
%            Number of leaves      :   35
% Syntax   : Number of formulae    :  249 (  80 unt;   0 typ;  28 def)
%            Number of atoms       : 1989 ( 460 equ;   0 cnn)
%            Maximal formula atoms :    9 (   7 avg)
%            Number of connectives : 2736 ( 190   ~; 344   |;  66   &;1884   @)
%                                         (  21 <=>; 118  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   14 (   4 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   57 (  57   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   62 (  57 usr;  39 con; 0-4 aty)
%                                         (  75  !!;  38  ??;   0 @@+;   0 @@-)
%            Number of variables   :  406 (   0 sgn 166   !;   8   ?; 406   :)

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

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

thf(func_def_2,type,
    setadjoin: $i > $i > $i ).

thf(func_def_3,type,
    setunion: $i > $i ).

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

thf(func_def_5,type,
    setadjoinIL: $o ).

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

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

thf(func_def_9,type,
    ex1: $i > ( $i > $o ) > $o ).

thf(func_def_10,type,
    ex1I: $o ).

thf(func_def_11,type,
    setukpairinjL1: $o ).

thf(func_def_12,type,
    vPI: 
      !>[X0: $tType] : ( ( X0 > $o ) > $o ) ).

thf(func_def_13,type,
    vIMP: $o > $o > $o ).

thf(func_def_14,type,
    db2: 
      !>[X0: $tType] : X0 ).

thf(func_def_15,type,
    db1: 
      !>[X0: $tType] : X0 ).

thf(func_def_16,type,
    db0: 
      !>[X0: $tType] : X0 ).

thf(func_def_17,type,
    vEQ: 
      !>[X0: $tType] : ( X0 > X0 > $o ) ).

thf(func_def_18,type,
    vLAM: 
      !>[X0: $tType,X1: $tType] : ( X1 > X0 > X1 ) ).

thf(func_def_19,type,
    vSIGMA: 
      !>[X0: $tType] : ( ( X0 > $o ) > $o ) ).

thf(func_def_20,type,
    vAND: $o > $o > $o ).

thf(func_def_21,type,
    db3: 
      !>[X0: $tType] : X0 ).

thf(func_def_25,type,
    sF1: $o ).

thf(func_def_26,type,
    sF2: $o ).

thf(func_def_27,type,
    sF3: $o ).

thf(func_def_30,type,
    sF6: $o ).

thf(func_def_31,type,
    sF7: $o ).

thf(func_def_40,type,
    db4: 
      !>[X0: $tType] : X0 ).

thf(func_def_41,type,
    sK16: $i > $o ).

thf(func_def_43,type,
    sK18: $i > ( $i > $o ) > $i ).

thf(func_def_44,type,
    sK19: $i > $i > ( $i > $o ) > $i ).

thf(f1,axiom,
    ! [X1: $i,X0: $i] :
      ( ( in @ X0 @ ( setadjoin @ X0 @ X1 ) )
      = setadjoinIL ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',setadjoinIL) ).

thf(f2,axiom,
    ( iskpair
    = ( ^ [X0: $i] :
        ? [X1: $i] :
          ( ( in @ X1 @ ( setunion @ X0 ) )
          & ? [X2: $i] :
              ( ( in @ X2 @ ( setunion @ X0 ) )
              & ( X0
                = ( setadjoin @ ( setadjoin @ X1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X1 @ ( setadjoin @ X2 @ emptyset ) ) @ emptyset ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',iskpair) ).

thf(f3,axiom,
    ( ( ^ [X0: $i] :
        ? [X1: $i] :
          ( ( X0
            = ( setadjoin @ X1 @ emptyset ) )
          & ( in @ X1 @ X0 ) ) )
    = singleton ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',singleton) ).

thf(f4,axiom,
    ( ex1
    = ( ^ [X0: $i,X1: $i > $o] :
          ( singleton
          @ ( dsetconstr @ X0
            @ ^ [X2: $i] : ( X1 @ X2 ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ex1) ).

thf(f5,axiom,
    ! [X2: $i,X1: $i > $o,X0: $i] :
      ( ( ( in @ X2 @ X0 )
       => ( ( X1 @ X2 )
         => ( ! [X3: $i] :
                ( ( in @ X3 @ X0 )
               => ( ( X1 @ X3 )
                 => ( X3 = X2 ) ) )
           => ( ex1 @ X0
              @ ^ [X3: $i] : ( X1 @ X3 ) ) ) ) )
      = ex1I ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ex1I) ).

thf(f6,axiom,
    ! [X1: $i,X0: $i,X2: $i] :
      ( ( ( in @ ( setadjoin @ X2 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X0 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X0 @ ( setadjoin @ X1 @ emptyset ) ) @ emptyset ) ) )
       => ( X0 = X2 ) )
      = setukpairinjL1 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',setukpairinjL1) ).

thf(f7,conjecture,
    ( setadjoinIL
   => ( ex1I
     => ( setukpairinjL1
       => ! [X0: $i] :
            ( ( iskpair @ X0 )
           => ( singleton
              @ ( dsetconstr @ ( setunion @ X0 )
                @ ^ [X1: $i] : ( in @ ( setadjoin @ X1 @ emptyset ) @ X0 ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',kfstsingleton) ).

thf(f8,negated_conjecture,
    ~ ( setadjoinIL
     => ( ex1I
       => ( setukpairinjL1
         => ! [X0: $i] :
              ( ( iskpair @ X0 )
             => ( singleton
                @ ( dsetconstr @ ( setunion @ X0 )
                  @ ^ [X1: $i] : ( in @ ( setadjoin @ X1 @ emptyset ) @ X0 ) ) ) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f7]) ).

thf(f9,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ( ( in @ ( setadjoin @ X2 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X1 @ ( setadjoin @ X0 @ emptyset ) ) @ emptyset ) ) )
       => ( X1 = X2 ) )
      = setukpairinjL1 ),
    inference(rectify,[],[f6]) ).

thf(f10,plain,
    ( setukpairinjL1
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( in @ ( setadjoin @ Y0 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ ( setadjoin @ Y2 @ emptyset ) ) @ emptyset ) ) )
                 => ( Y1 = Y0 ) ) ) ) ) ),
    inference(fool_elimination,[],[f9]) ).

thf(f11,plain,
    ! [X0: $i,X1: $i] :
      ( ( in @ X1 @ ( setadjoin @ X1 @ X0 ) )
      = setadjoinIL ),
    inference(rectify,[],[f1]) ).

thf(f12,plain,
    ( setadjoinIL
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] : ( in @ Y0 @ ( setadjoin @ Y0 @ Y1 ) ) ) ) ),
    inference(fool_elimination,[],[f11]) ).

thf(f13,plain,
    ( ex1
    = ( ^ [X0: $i,X1: $i > $o] :
          ( singleton
          @ ( dsetconstr @ X0
            @ ^ [X2: $i] : ( X1 @ X2 ) ) ) ) ),
    inference(rectify,[],[f4]) ).

thf(f14,plain,
    ( ex1
    = ( ^ [Y0: $i,Y1: $i > $o] :
          ( singleton
          @ ( dsetconstr @ Y0
            @ ^ [Y2: $i] : ( Y1 @ Y2 ) ) ) ) ),
    inference(fool_elimination,[],[f13]) ).

thf(f15,plain,
    ( iskpair
    = ( ^ [X0: $i] :
        ? [X1: $i] :
          ( ( in @ X1 @ ( setunion @ X0 ) )
          & ? [X2: $i] :
              ( ( in @ X2 @ ( setunion @ X0 ) )
              & ( X0
                = ( setadjoin @ ( setadjoin @ X1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X1 @ ( setadjoin @ X2 @ emptyset ) ) @ emptyset ) ) ) ) ) ) ),
    inference(rectify,[],[f2]) ).

thf(f16,plain,
    ( iskpair
    = ( ^ [Y0: $i] :
          ( ?? @ $i
          @ ^ [Y1: $i] :
              ( ( ?? @ $i
                @ ^ [Y2: $i] :
                    ( ( ( setadjoin @ ( setadjoin @ Y1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ ( setadjoin @ Y2 @ emptyset ) ) @ emptyset ) )
                      = Y0 )
                    & ( in @ Y2 @ ( setunion @ Y0 ) ) ) )
              & ( in @ Y1 @ ( setunion @ Y0 ) ) ) ) ) ),
    inference(fool_elimination,[],[f15]) ).

thf(f17,plain,
    ( ( ^ [X0: $i] :
        ? [X1: $i] :
          ( ( X0
            = ( setadjoin @ X1 @ emptyset ) )
          & ( in @ X1 @ X0 ) ) )
    = singleton ),
    inference(rectify,[],[f3]) ).

thf(f18,plain,
    ( singleton
    = ( ^ [Y0: $i] :
          ( ?? @ $i
          @ ^ [Y1: $i] :
              ( ( in @ Y1 @ Y0 )
              & ( ( setadjoin @ Y1 @ emptyset )
                = Y0 ) ) ) ) ),
    inference(fool_elimination,[],[f17]) ).

thf(f19,plain,
    ! [X0: $i,X1: $i > $o,X2: $i] :
      ( ( ( in @ X0 @ X2 )
       => ( ( X1 @ X0 )
         => ( ! [X3: $i] :
                ( ( in @ X3 @ X2 )
               => ( ( X1 @ X3 )
                 => ( X0 = X3 ) ) )
           => ( ex1 @ X2
              @ ^ [X4: $i] : ( X1 @ X4 ) ) ) ) )
      = ex1I ),
    inference(rectify,[],[f5]) ).

thf(f20,plain,
    ( ex1I
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ ( $i > $o )
          @ ^ [Y1: $i > $o] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( in @ Y2 @ Y0 )
                 => ( ( Y1 @ Y2 )
                   => ( ( !! @ $i
                        @ ^ [Y3: $i] :
                            ( ( in @ Y3 @ Y0 )
                           => ( ( Y1 @ Y3 )
                             => ( Y2 = Y3 ) ) ) )
                     => ( ex1 @ Y0
                        @ ^ [Y3: $i] : ( Y1 @ Y3 ) ) ) ) ) ) ) ) ),
    inference(fool_elimination,[],[f19]) ).

thf(f21,plain,
    ~ ( setadjoinIL
     => ( ex1I
       => ( setukpairinjL1
         => ! [X0: $i] :
              ( ( iskpair @ X0 )
             => ( singleton
                @ ( dsetconstr @ ( setunion @ X0 )
                  @ ^ [X1: $i] : ( in @ ( setadjoin @ X1 @ emptyset ) @ X0 ) ) ) ) ) ) ),
    inference(rectify,[],[f8]) ).

thf(f22,plain,
    ~ ( ( setadjoinIL = $true )
     => ( ( ex1I = $true )
       => ( ( setukpairinjL1 = $true )
         => ! [X0: $i] :
              ( ( ( iskpair @ X0 )
                = $true )
             => ( $true
                = ( singleton
                  @ ( dsetconstr @ ( setunion @ X0 )
                    @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ X0 ) ) ) ) ) ) ) ),
    inference(fool_elimination,[],[f21]) ).

thf(f23,plain,
    ( ? [X0: $i] :
        ( ( ( iskpair @ X0 )
          = $true )
        & ( $true
         != ( singleton
            @ ( dsetconstr @ ( setunion @ X0 )
              @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ X0 ) ) ) ) )
    & ( setukpairinjL1 = $true )
    & ( ex1I = $true )
    & ( setadjoinIL = $true ) ),
    inference(ennf_transformation,[],[f22]) ).

thf(f24,plain,
    ( ( setadjoinIL = $true )
    & ( ex1I = $true )
    & ( setukpairinjL1 = $true )
    & ? [X0: $i] :
        ( ( ( iskpair @ X0 )
          = $true )
        & ( $true
         != ( singleton
            @ ( dsetconstr @ ( setunion @ X0 )
              @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ X0 ) ) ) ) ) ),
    inference(flattening,[],[f23]) ).

thf(f25,plain,
    ( ( setadjoinIL = $true )
    & ( ex1I = $true )
    & ( setukpairinjL1 = $true )
    & ( $true
      = ( iskpair @ sK0 ) )
    & ( $true
     != ( singleton
        @ ( dsetconstr @ ( setunion @ sK0 )
          @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) ) ) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK0]),skolemize(X0,sK0)],[f24]) ).

thf(f26,plain,
    ( singleton
    = ( ^ [Y0: $i] :
          ( ?? @ $i
          @ ^ [Y1: $i] :
              ( ( in @ Y1 @ Y0 )
              & ( ( setadjoin @ Y1 @ emptyset )
                = Y0 ) ) ) ) ),
    inference(cnf_transformation,[],[f18]) ).

thf(f27,plain,
    ( setukpairinjL1
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( in @ ( setadjoin @ Y0 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ ( setadjoin @ Y2 @ emptyset ) ) @ emptyset ) ) )
                 => ( Y1 = Y0 ) ) ) ) ) ),
    inference(cnf_transformation,[],[f10]) ).

thf(f28,plain,
    ( setadjoinIL
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] : ( in @ Y0 @ ( setadjoin @ Y0 @ Y1 ) ) ) ) ),
    inference(cnf_transformation,[],[f12]) ).

thf(f29,plain,
    ( $true
   != ( singleton
      @ ( dsetconstr @ ( setunion @ sK0 )
        @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) ) ) ),
    inference(cnf_transformation,[],[f25]) ).

thf(f30,plain,
    ( $true
    = ( iskpair @ sK0 ) ),
    inference(cnf_transformation,[],[f25]) ).

thf(f31,plain,
    setukpairinjL1 = $true,
    inference(cnf_transformation,[],[f25]) ).

thf(f32,plain,
    ex1I = $true,
    inference(cnf_transformation,[],[f25]) ).

thf(f33,plain,
    setadjoinIL = $true,
    inference(cnf_transformation,[],[f25]) ).

thf(f34,plain,
    ( iskpair
    = ( ^ [Y0: $i] :
          ( ?? @ $i
          @ ^ [Y1: $i] :
              ( ( ?? @ $i
                @ ^ [Y2: $i] :
                    ( ( ( setadjoin @ ( setadjoin @ Y1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ ( setadjoin @ Y2 @ emptyset ) ) @ emptyset ) )
                      = Y0 )
                    & ( in @ Y2 @ ( setunion @ Y0 ) ) ) )
              & ( in @ Y1 @ ( setunion @ Y0 ) ) ) ) ) ),
    inference(cnf_transformation,[],[f16]) ).

thf(f35,plain,
    ( ex1
    = ( ^ [Y0: $i,Y1: $i > $o] :
          ( singleton
          @ ( dsetconstr @ Y0
            @ ^ [Y2: $i] : ( Y1 @ Y2 ) ) ) ) ),
    inference(cnf_transformation,[],[f14]) ).

thf(f36,plain,
    ( ex1I
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ ( $i > $o )
          @ ^ [Y1: $i > $o] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( in @ Y2 @ Y0 )
                 => ( ( Y1 @ Y2 )
                   => ( ( !! @ $i
                        @ ^ [Y3: $i] :
                            ( ( in @ Y3 @ Y0 )
                           => ( ( Y1 @ Y3 )
                             => ( Y2 = Y3 ) ) ) )
                     => ( ex1 @ Y0
                        @ ^ [Y3: $i] : ( Y1 @ Y3 ) ) ) ) ) ) ) ) ),
    inference(cnf_transformation,[],[f20]) ).

thf(f39,plain,
    ( ex1
    = ( ^ [Y0: $i,Y1: $i > $o] :
          ( ^ [Y2: $i] :
              ( ?? @ $i
              @ ^ [Y3: $i] :
                  ( ( in @ Y3 @ Y2 )
                  & ( ( setadjoin @ Y3 @ emptyset )
                    = Y2 ) ) )
          @ ( dsetconstr @ Y0
            @ ^ [Y2: $i] : ( Y1 @ Y2 ) ) ) ) ),
    inference(definition_unfolding,[],[f35,f26]) ).

thf(f40,plain,
    ( $true
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( in @ ( setadjoin @ Y0 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ ( setadjoin @ Y2 @ emptyset ) ) @ emptyset ) ) )
                 => ( Y1 = Y0 ) ) ) ) ) ),
    inference(definition_unfolding,[],[f27,f31]) ).

thf(f41,plain,
    ( ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] : ( in @ Y0 @ ( setadjoin @ Y0 @ Y1 ) ) ) )
    = $true ),
    inference(definition_unfolding,[],[f28,f33]) ).

thf(f42,plain,
    ( $true
    = ( ^ [Y0: $i] :
          ( ?? @ $i
          @ ^ [Y1: $i] :
              ( ( ?? @ $i
                @ ^ [Y2: $i] :
                    ( ( ( setadjoin @ ( setadjoin @ Y1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ ( setadjoin @ Y2 @ emptyset ) ) @ emptyset ) )
                      = Y0 )
                    & ( in @ Y2 @ ( setunion @ Y0 ) ) ) )
              & ( in @ Y1 @ ( setunion @ Y0 ) ) ) )
      @ sK0 ) ),
    inference(definition_unfolding,[],[f30,f34]) ).

thf(f43,plain,
    ( $true
   != ( ^ [Y0: $i] :
          ( ?? @ $i
          @ ^ [Y1: $i] :
              ( ( in @ Y1 @ Y0 )
              & ( ( setadjoin @ Y1 @ emptyset )
                = Y0 ) ) )
      @ ( dsetconstr @ ( setunion @ sK0 )
        @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) ) ) ),
    inference(definition_unfolding,[],[f29,f26]) ).

thf(f44,plain,
    ( $true
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ ( $i > $o )
          @ ^ [Y1: $i > $o] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( in @ Y2 @ Y0 )
                 => ( ( Y1 @ Y2 )
                   => ( ( !! @ $i
                        @ ^ [Y3: $i] :
                            ( ( in @ Y3 @ Y0 )
                           => ( ( Y1 @ Y3 )
                             => ( Y2 = Y3 ) ) ) )
                     => ( ^ [Y3: $i,Y4: $i > $o] :
                            ( ^ [Y5: $i] :
                                ( ?? @ $i
                                @ ^ [Y6: $i] :
                                    ( ( in @ Y6 @ Y5 )
                                    & ( ( setadjoin @ Y6 @ emptyset )
                                      = Y5 ) ) )
                            @ ( dsetconstr @ Y3
                              @ ^ [Y5: $i] : ( Y4 @ Y5 ) ) )
                        @ Y0
                        @ ^ [Y3: $i] : ( Y1 @ Y3 ) ) ) ) ) ) ) ) ),
    inference(definition_unfolding,[],[f36,f32,f39]) ).

thf(f45,definition,
    ( sF1
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( in @ ( setadjoin @ Y0 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ ( setadjoin @ Y2 @ emptyset ) ) @ emptyset ) ) )
                 => ( Y1 = Y0 ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sF1])],[function_definition]) ).

thf(f46,plain,
    $true = sF1,
    inference(definition_folding,[],[f40,f45]) ).

thf(f47,definition,
    ( sF2
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] : ( in @ Y0 @ ( setadjoin @ Y0 @ Y1 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sF2])],[function_definition]) ).

thf(f48,plain,
    ( ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] : ( in @ Y0 @ ( setadjoin @ Y0 @ Y1 ) ) ) )
    = sF2 ),
    inference(reorient_equations,[],[f47]) ).

thf(f49,plain,
    $true = sF2,
    inference(definition_folding,[],[f41,f48]) ).

thf(f50,definition,
    ( sF3
    = ( ^ [Y0: $i] :
          ( ?? @ $i
          @ ^ [Y1: $i] :
              ( ( ?? @ $i
                @ ^ [Y2: $i] :
                    ( ( ( setadjoin @ ( setadjoin @ Y1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ ( setadjoin @ Y2 @ emptyset ) ) @ emptyset ) )
                      = Y0 )
                    & ( in @ Y2 @ ( setunion @ Y0 ) ) ) )
              & ( in @ Y1 @ ( setunion @ Y0 ) ) ) )
      @ sK0 ) ),
    introduced(definition,[new_symbols(definition,[sF3])],[function_definition]) ).

thf(f51,plain,
    ( ( ^ [Y0: $i] :
          ( ?? @ $i
          @ ^ [Y1: $i] :
              ( ( ?? @ $i
                @ ^ [Y2: $i] :
                    ( ( ( setadjoin @ ( setadjoin @ Y1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ ( setadjoin @ Y2 @ emptyset ) ) @ emptyset ) )
                      = Y0 )
                    & ( in @ Y2 @ ( setunion @ Y0 ) ) ) )
              & ( in @ Y1 @ ( setunion @ Y0 ) ) ) )
      @ sK0 )
    = sF3 ),
    inference(reorient_equations,[],[f50]) ).

thf(f52,plain,
    $true = sF3,
    inference(definition_folding,[],[f42,f51]) ).

thf(f53,definition,
    ( sF4
    = ( setunion @ sK0 ) ),
    introduced(definition,[new_symbols(definition,[sF4])],[function_definition]) ).

thf(f54,plain,
    ( ( setunion @ sK0 )
    = sF4 ),
    inference(reorient_equations,[],[f53]) ).

thf(f55,definition,
    ( sF5
    = ( dsetconstr @ sF4
      @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) ) ),
    introduced(definition,[new_symbols(definition,[sF5])],[function_definition]) ).

thf(f56,definition,
    ( sF6
    = ( ^ [Y0: $i] :
          ( ?? @ $i
          @ ^ [Y1: $i] :
              ( ( in @ Y1 @ Y0 )
              & ( ( setadjoin @ Y1 @ emptyset )
                = Y0 ) ) )
      @ sF5 ) ),
    introduced(definition,[new_symbols(definition,[sF6])],[function_definition]) ).

thf(f57,plain,
    ( ( ^ [Y0: $i] :
          ( ?? @ $i
          @ ^ [Y1: $i] :
              ( ( in @ Y1 @ Y0 )
              & ( ( setadjoin @ Y1 @ emptyset )
                = Y0 ) ) )
      @ sF5 )
    = sF6 ),
    inference(reorient_equations,[],[f56]) ).

thf(f58,plain,
    $true != sF6,
    inference(definition_folding,[],[f43,f57,f55,f54]) ).

thf(f59,definition,
    ( sF7
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ ( $i > $o )
          @ ^ [Y1: $i > $o] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( in @ Y2 @ Y0 )
                 => ( ( Y1 @ Y2 )
                   => ( ( !! @ $i
                        @ ^ [Y3: $i] :
                            ( ( in @ Y3 @ Y0 )
                           => ( ( Y1 @ Y3 )
                             => ( Y2 = Y3 ) ) ) )
                     => ( ^ [Y3: $i,Y4: $i > $o] :
                            ( ^ [Y5: $i] :
                                ( ?? @ $i
                                @ ^ [Y6: $i] :
                                    ( ( in @ Y6 @ Y5 )
                                    & ( ( setadjoin @ Y6 @ emptyset )
                                      = Y5 ) ) )
                            @ ( dsetconstr @ Y3
                              @ ^ [Y5: $i] : ( Y4 @ Y5 ) ) )
                        @ Y0
                        @ ^ [Y3: $i] : ( Y1 @ Y3 ) ) ) ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sF7])],[function_definition]) ).

thf(f60,plain,
    ( ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ ( $i > $o )
          @ ^ [Y1: $i > $o] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( in @ Y2 @ Y0 )
                 => ( ( Y1 @ Y2 )
                   => ( ( !! @ $i
                        @ ^ [Y3: $i] :
                            ( ( in @ Y3 @ Y0 )
                           => ( ( Y1 @ Y3 )
                             => ( Y2 = Y3 ) ) ) )
                     => ( ^ [Y3: $i,Y4: $i > $o] :
                            ( ^ [Y5: $i] :
                                ( ?? @ $i
                                @ ^ [Y6: $i] :
                                    ( ( in @ Y6 @ Y5 )
                                    & ( ( setadjoin @ Y6 @ emptyset )
                                      = Y5 ) ) )
                            @ ( dsetconstr @ Y3
                              @ ^ [Y5: $i] : ( Y4 @ Y5 ) ) )
                        @ Y0
                        @ ^ [Y3: $i] : ( Y1 @ Y3 ) ) ) ) ) ) ) )
    = sF7 ),
    inference(reorient_equations,[],[f59]) ).

thf(f61,plain,
    $true = sF7,
    inference(definition_folding,[],[f44,f60]) ).

thf(f63,plain,
    ( ( $false = sF1 )
    | ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( in @ ( setadjoin @ Y0 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ ( setadjoin @ Y2 @ emptyset ) ) @ emptyset ) ) )
                   => ( Y1 = Y0 ) ) ) ) ) ) ),
    inference(iff_proxy_clausification,[],[f45]) ).

thf(f64,plain,
    ! [X1: $i] :
      ( ( $true
        = ( ^ [Y0: $i] :
              ( !! @ $i
              @ ^ [Y1: $i] :
                  ( !! @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ ( setadjoin @ Y0 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ ( setadjoin @ Y2 @ emptyset ) ) @ emptyset ) ) )
                     => ( Y1 = Y0 ) ) ) )
          @ X1 ) )
      | ( $false = sF1 ) ),
    inference(pi_proxy_clausification,[],[f63]) ).

thf(f65,plain,
    ! [X1: $i] :
      ( ( $true
        = ( !! @ $i
          @ ^ [Y0: $i] :
              ( !! @ $i
              @ ^ [Y1: $i] :
                  ( ( in @ ( setadjoin @ X1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y0 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y0 @ ( setadjoin @ Y1 @ emptyset ) ) @ emptyset ) ) )
                 => ( Y0 = X1 ) ) ) ) )
      | ( $false = sF1 ) ),
    inference(beta-eta_normalization,[],[f64]) ).

thf(f66,plain,
    ! [X2: $i,X1: $i] :
      ( ( $false = sF1 )
      | ( $true
        = ( ^ [Y0: $i] :
              ( !! @ $i
              @ ^ [Y1: $i] :
                  ( ( in @ ( setadjoin @ X1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y0 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y0 @ ( setadjoin @ Y1 @ emptyset ) ) @ emptyset ) ) )
                 => ( Y0 = X1 ) ) )
          @ X2 ) ) ),
    inference(pi_proxy_clausification,[],[f65]) ).

thf(f67,plain,
    ! [X2: $i,X1: $i] :
      ( ( $false = sF1 )
      | ( $true
        = ( !! @ $i
          @ ^ [Y0: $i] :
              ( ( in @ ( setadjoin @ X1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X2 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X2 @ ( setadjoin @ Y0 @ emptyset ) ) @ emptyset ) ) )
             => ( X2 = X1 ) ) ) ) ),
    inference(beta-eta_normalization,[],[f66]) ).

thf(f68,plain,
    ! [X2: $i,X3: $i,X1: $i] :
      ( ( $true
        = ( ^ [Y0: $i] :
              ( ( in @ ( setadjoin @ X1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X2 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X2 @ ( setadjoin @ Y0 @ emptyset ) ) @ emptyset ) ) )
             => ( X2 = X1 ) )
          @ X3 ) )
      | ( $false = sF1 ) ),
    inference(pi_proxy_clausification,[],[f67]) ).

thf(f69,plain,
    ! [X2: $i,X3: $i,X1: $i] :
      ( ( $true
        = ( ( in @ ( setadjoin @ X1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X2 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X2 @ ( setadjoin @ X3 @ emptyset ) ) @ emptyset ) ) )
         => ( X2 = X1 ) ) )
      | ( $false = sF1 ) ),
    inference(beta-eta_normalization,[],[f68]) ).

thf(f70,plain,
    ! [X2: $i,X3: $i,X1: $i] :
      ( ( $true
        = ( X2 = X1 ) )
      | ( $false = sF1 )
      | ( $false
        = ( in @ ( setadjoin @ X1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X2 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X2 @ ( setadjoin @ X3 @ emptyset ) ) @ emptyset ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f69]) ).

thf(f71,plain,
    ! [X2: $i,X3: $i,X1: $i] :
      ( ( $false = sF1 )
      | ( X1 = X2 )
      | ( $false
        = ( in @ ( setadjoin @ X1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X2 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X2 @ ( setadjoin @ X3 @ emptyset ) ) @ emptyset ) ) ) ) ),
    inference(equality_proxy_clausification,[],[f70]) ).

thf(f81,plain,
    ( ( $false = sF2 )
    | ( ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] : ( in @ Y0 @ ( setadjoin @ Y0 @ Y1 ) ) ) )
      = $true ) ),
    inference(iff_proxy_clausification,[],[f48]) ).

thf(f87,plain,
    ! [X1: $i] :
      ( ( $false = sF2 )
      | ( $true
        = ( ^ [Y0: $i] :
              ( !! @ $i
              @ ^ [Y1: $i] : ( in @ Y0 @ ( setadjoin @ Y0 @ Y1 ) ) )
          @ X1 ) ) ),
    inference(pi_proxy_clausification,[],[f81]) ).

thf(f88,plain,
    ! [X1: $i] :
      ( ( $true
        = ( !! @ $i
          @ ^ [Y0: $i] : ( in @ X1 @ ( setadjoin @ X1 @ Y0 ) ) ) )
      | ( $false = sF2 ) ),
    inference(beta-eta_normalization,[],[f87]) ).

thf(f89,plain,
    ! [X2: $i,X1: $i] :
      ( ( $true
        = ( ^ [Y0: $i] : ( in @ X1 @ ( setadjoin @ X1 @ Y0 ) )
          @ X2 ) )
      | ( $false = sF2 ) ),
    inference(pi_proxy_clausification,[],[f88]) ).

thf(f90,plain,
    ! [X2: $i,X1: $i] :
      ( ( $false = sF2 )
      | ( $true
        = ( in @ X1 @ ( setadjoin @ X1 @ X2 ) ) ) ),
    inference(beta-eta_normalization,[],[f89]) ).

thf(f91,plain,
    ( ( $true
      = ( ^ [Y0: $i] :
            ( ?? @ $i
            @ ^ [Y1: $i] :
                ( ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( ( setadjoin @ ( setadjoin @ Y1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y1 @ ( setadjoin @ Y2 @ emptyset ) ) @ emptyset ) )
                        = Y0 )
                      & ( in @ Y2 @ ( setunion @ Y0 ) ) ) )
                & ( in @ Y1 @ ( setunion @ Y0 ) ) ) )
        @ sK0 ) )
    | ( $false = sF3 ) ),
    inference(iff_proxy_clausification,[],[f51]) ).

thf(f101,plain,
    ( ( $true
      = ( ?? @ $i
        @ ^ [Y0: $i] :
            ( ( ?? @ $i
              @ ^ [Y1: $i] :
                  ( ( ( setadjoin @ ( setadjoin @ Y0 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y0 @ ( setadjoin @ Y1 @ emptyset ) ) @ emptyset ) )
                    = sK0 )
                  & ( in @ Y1 @ ( setunion @ sK0 ) ) ) )
            & ( in @ Y0 @ ( setunion @ sK0 ) ) ) ) )
    | ( $false = sF3 ) ),
    inference(beta-eta_normalization,[],[f91]) ).

thf(f102,plain,
    ( ( $true
      = ( ^ [Y0: $i] :
            ( ( ?? @ $i
              @ ^ [Y1: $i] :
                  ( ( ( setadjoin @ ( setadjoin @ Y0 @ emptyset ) @ ( setadjoin @ ( setadjoin @ Y0 @ ( setadjoin @ Y1 @ emptyset ) ) @ emptyset ) )
                    = sK0 )
                  & ( in @ Y1 @ ( setunion @ sK0 ) ) ) )
            & ( in @ Y0 @ ( setunion @ sK0 ) ) )
        @ sK13 ) )
    | ( $false = sF3 ) ),
    inference(sigma_proxy_clausification,[],[f101]) ).

thf(f103,plain,
    ( ( $true
      = ( ( ?? @ $i
          @ ^ [Y0: $i] :
              ( ( ( setadjoin @ ( setadjoin @ sK13 @ emptyset ) @ ( setadjoin @ ( setadjoin @ sK13 @ ( setadjoin @ Y0 @ emptyset ) ) @ emptyset ) )
                = sK0 )
              & ( in @ Y0 @ ( setunion @ sK0 ) ) ) )
        & ( in @ sK13 @ ( setunion @ sK0 ) ) ) )
    | ( $false = sF3 ) ),
    inference(beta-eta_normalization,[],[f102]) ).

thf(f104,plain,
    ( ( $false = sF3 )
    | ( $true
      = ( in @ sK13 @ ( setunion @ sK0 ) ) ) ),
    inference(and_proxy_clausification,[],[f103]) ).

thf(f105,plain,
    ( ( $false = sF3 )
    | ( $true
      = ( ?? @ $i
        @ ^ [Y0: $i] :
            ( ( ( setadjoin @ ( setadjoin @ sK13 @ emptyset ) @ ( setadjoin @ ( setadjoin @ sK13 @ ( setadjoin @ Y0 @ emptyset ) ) @ emptyset ) )
              = sK0 )
            & ( in @ Y0 @ ( setunion @ sK0 ) ) ) ) ) ),
    inference(and_proxy_clausification,[],[f103]) ).

thf(f106,plain,
    ( ( $true
      = ( ^ [Y0: $i] :
            ( ( ( setadjoin @ ( setadjoin @ sK13 @ emptyset ) @ ( setadjoin @ ( setadjoin @ sK13 @ ( setadjoin @ Y0 @ emptyset ) ) @ emptyset ) )
              = sK0 )
            & ( in @ Y0 @ ( setunion @ sK0 ) ) )
        @ sK14 ) )
    | ( $false = sF3 ) ),
    inference(sigma_proxy_clausification,[],[f105]) ).

thf(f107,plain,
    ( ( $false = sF3 )
    | ( $true
      = ( ( ( setadjoin @ ( setadjoin @ sK13 @ emptyset ) @ ( setadjoin @ ( setadjoin @ sK13 @ ( setadjoin @ sK14 @ emptyset ) ) @ emptyset ) )
          = sK0 )
        & ( in @ sK14 @ ( setunion @ sK0 ) ) ) ) ),
    inference(beta-eta_normalization,[],[f106]) ).

thf(f109,plain,
    ( ( $false = sF3 )
    | ( $true
      = ( ( setadjoin @ ( setadjoin @ sK13 @ emptyset ) @ ( setadjoin @ ( setadjoin @ sK13 @ ( setadjoin @ sK14 @ emptyset ) ) @ emptyset ) )
        = sK0 ) ) ),
    inference(and_proxy_clausification,[],[f107]) ).

thf(f110,plain,
    ( ( $false = sF3 )
    | ( sK0
      = ( setadjoin @ ( setadjoin @ sK13 @ emptyset ) @ ( setadjoin @ ( setadjoin @ sK13 @ ( setadjoin @ sK14 @ emptyset ) ) @ emptyset ) ) ) ),
    inference(equality_proxy_clausification,[],[f109]) ).

thf(f111,plain,
    ( ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ ( $i > $o )
            @ ^ [Y1: $i > $o] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( in @ Y2 @ Y0 )
                   => ( ( Y1 @ Y2 )
                     => ( ( !! @ $i
                          @ ^ [Y3: $i] :
                              ( ( in @ Y3 @ Y0 )
                             => ( ( Y1 @ Y3 )
                               => ( Y2 = Y3 ) ) ) )
                       => ( ^ [Y3: $i,Y4: $i > $o] :
                              ( ^ [Y5: $i] :
                                  ( ?? @ $i
                                  @ ^ [Y6: $i] :
                                      ( ( in @ Y6 @ Y5 )
                                      & ( ( setadjoin @ Y6 @ emptyset )
                                        = Y5 ) ) )
                              @ ( dsetconstr @ Y3
                                @ ^ [Y5: $i] : ( Y4 @ Y5 ) ) )
                          @ Y0
                          @ ^ [Y3: $i] : ( Y1 @ Y3 ) ) ) ) ) ) ) ) )
    | ( $false = sF7 ) ),
    inference(iff_proxy_clausification,[],[f60]) ).

thf(f134,plain,
    ! [X1: $i] :
      ( ( $false = sF7 )
      | ( $true
        = ( ^ [Y0: $i] :
              ( !! @ ( $i > $o )
              @ ^ [Y1: $i > $o] :
                  ( !! @ $i
                  @ ^ [Y2: $i] :
                      ( ( in @ Y2 @ Y0 )
                     => ( ( Y1 @ Y2 )
                       => ( ( !! @ $i
                            @ ^ [Y3: $i] :
                                ( ( in @ Y3 @ Y0 )
                               => ( ( Y1 @ Y3 )
                                 => ( Y2 = Y3 ) ) ) )
                         => ( ^ [Y3: $i,Y4: $i > $o] :
                                ( ^ [Y5: $i] :
                                    ( ?? @ $i
                                    @ ^ [Y6: $i] :
                                        ( ( in @ Y6 @ Y5 )
                                        & ( ( setadjoin @ Y6 @ emptyset )
                                          = Y5 ) ) )
                                @ ( dsetconstr @ Y3
                                  @ ^ [Y5: $i] : ( Y4 @ Y5 ) ) )
                            @ Y0
                            @ ^ [Y3: $i] : ( Y1 @ Y3 ) ) ) ) ) ) )
          @ X1 ) ) ),
    inference(pi_proxy_clausification,[],[f111]) ).

thf(f135,plain,
    ! [X1: $i] :
      ( ( $false = sF7 )
      | ( $true
        = ( !! @ ( $i > $o )
          @ ^ [Y0: $i > $o] :
              ( !! @ $i
              @ ^ [Y1: $i] :
                  ( ( in @ Y1 @ X1 )
                 => ( ( Y0 @ Y1 )
                   => ( ( !! @ $i
                        @ ^ [Y2: $i] :
                            ( ( in @ Y2 @ X1 )
                           => ( ( Y0 @ Y2 )
                             => ( Y1 = Y2 ) ) ) )
                     => ( ?? @ $i
                        @ ^ [Y2: $i] :
                            ( ( in @ Y2 @ ( dsetconstr @ X1 @ Y0 ) )
                            & ( ( setadjoin @ Y2 @ emptyset )
                              = ( dsetconstr @ X1 @ Y0 ) ) ) ) ) ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f134]) ).

thf(f136,plain,
    ! [X2: $i > $o,X1: $i] :
      ( ( $true
        = ( ^ [Y0: $i > $o] :
              ( !! @ $i
              @ ^ [Y1: $i] :
                  ( ( in @ Y1 @ X1 )
                 => ( ( Y0 @ Y1 )
                   => ( ( !! @ $i
                        @ ^ [Y2: $i] :
                            ( ( in @ Y2 @ X1 )
                           => ( ( Y0 @ Y2 )
                             => ( Y1 = Y2 ) ) ) )
                     => ( ?? @ $i
                        @ ^ [Y2: $i] :
                            ( ( in @ Y2 @ ( dsetconstr @ X1 @ Y0 ) )
                            & ( ( setadjoin @ Y2 @ emptyset )
                              = ( dsetconstr @ X1 @ Y0 ) ) ) ) ) ) ) )
          @ X2 ) )
      | ( $false = sF7 ) ),
    inference(pi_proxy_clausification,[],[f135]) ).

thf(f137,plain,
    ! [X2: $i > $o,X1: $i] :
      ( ( $false = sF7 )
      | ( $true
        = ( !! @ $i
          @ ^ [Y0: $i] :
              ( ( in @ Y0 @ X1 )
             => ( ( X2 @ Y0 )
               => ( ( !! @ $i
                    @ ^ [Y1: $i] :
                        ( ( in @ Y1 @ X1 )
                       => ( ( X2 @ Y1 )
                         => ( Y0 = Y1 ) ) ) )
                 => ( ?? @ $i
                    @ ^ [Y1: $i] :
                        ( ( in @ Y1 @ ( dsetconstr @ X1 @ X2 ) )
                        & ( ( setadjoin @ Y1 @ emptyset )
                          = ( dsetconstr @ X1 @ X2 ) ) ) ) ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f136]) ).

thf(f138,plain,
    ! [X2: $i > $o,X3: $i,X1: $i] :
      ( ( $true
        = ( ^ [Y0: $i] :
              ( ( in @ Y0 @ X1 )
             => ( ( X2 @ Y0 )
               => ( ( !! @ $i
                    @ ^ [Y1: $i] :
                        ( ( in @ Y1 @ X1 )
                       => ( ( X2 @ Y1 )
                         => ( Y0 = Y1 ) ) ) )
                 => ( ?? @ $i
                    @ ^ [Y1: $i] :
                        ( ( in @ Y1 @ ( dsetconstr @ X1 @ X2 ) )
                        & ( ( setadjoin @ Y1 @ emptyset )
                          = ( dsetconstr @ X1 @ X2 ) ) ) ) ) ) )
          @ X3 ) )
      | ( $false = sF7 ) ),
    inference(pi_proxy_clausification,[],[f137]) ).

thf(f139,plain,
    ! [X2: $i > $o,X3: $i,X1: $i] :
      ( ( $true
        = ( ( in @ X3 @ X1 )
         => ( ( X2 @ X3 )
           => ( ( !! @ $i
                @ ^ [Y0: $i] :
                    ( ( in @ Y0 @ X1 )
                   => ( ( X2 @ Y0 )
                     => ( X3 = Y0 ) ) ) )
             => ( ?? @ $i
                @ ^ [Y0: $i] :
                    ( ( in @ Y0 @ ( dsetconstr @ X1 @ X2 ) )
                    & ( ( setadjoin @ Y0 @ emptyset )
                      = ( dsetconstr @ X1 @ X2 ) ) ) ) ) ) ) )
      | ( $false = sF7 ) ),
    inference(beta-eta_normalization,[],[f138]) ).

thf(f140,plain,
    ! [X2: $i > $o,X3: $i,X1: $i] :
      ( ( $false = sF7 )
      | ( $true
        = ( ( X2 @ X3 )
         => ( ( !! @ $i
              @ ^ [Y0: $i] :
                  ( ( in @ Y0 @ X1 )
                 => ( ( X2 @ Y0 )
                   => ( X3 = Y0 ) ) ) )
           => ( ?? @ $i
              @ ^ [Y0: $i] :
                  ( ( in @ Y0 @ ( dsetconstr @ X1 @ X2 ) )
                  & ( ( setadjoin @ Y0 @ emptyset )
                    = ( dsetconstr @ X1 @ X2 ) ) ) ) ) ) )
      | ( $false
        = ( in @ X3 @ X1 ) ) ),
    inference(imp_proxy_clausification,[],[f139]) ).

thf(f141,plain,
    ! [X2: $i > $o,X3: $i,X1: $i] :
      ( ( $false
        = ( X2 @ X3 ) )
      | ( $false = sF7 )
      | ( $true
        = ( ( !! @ $i
            @ ^ [Y0: $i] :
                ( ( in @ Y0 @ X1 )
               => ( ( X2 @ Y0 )
                 => ( X3 = Y0 ) ) ) )
         => ( ?? @ $i
            @ ^ [Y0: $i] :
                ( ( in @ Y0 @ ( dsetconstr @ X1 @ X2 ) )
                & ( ( setadjoin @ Y0 @ emptyset )
                  = ( dsetconstr @ X1 @ X2 ) ) ) ) ) )
      | ( $false
        = ( in @ X3 @ X1 ) ) ),
    inference(imp_proxy_clausification,[],[f140]) ).

thf(f142,plain,
    ! [X2: $i > $o,X3: $i,X1: $i] :
      ( ( $false
        = ( in @ X3 @ X1 ) )
      | ( $false
        = ( X2 @ X3 ) )
      | ( $true
        = ( ?? @ $i
          @ ^ [Y0: $i] :
              ( ( in @ Y0 @ ( dsetconstr @ X1 @ X2 ) )
              & ( ( setadjoin @ Y0 @ emptyset )
                = ( dsetconstr @ X1 @ X2 ) ) ) ) )
      | ( $false = sF7 )
      | ( $false
        = ( !! @ $i
          @ ^ [Y0: $i] :
              ( ( in @ Y0 @ X1 )
             => ( ( X2 @ Y0 )
               => ( X3 = Y0 ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f141]) ).

thf(f143,plain,
    ! [X2: $i > $o,X3: $i,X1: $i] :
      ( ( $false
        = ( in @ X3 @ X1 ) )
      | ( $false
        = ( X2 @ X3 ) )
      | ( $false
        = ( !! @ $i
          @ ^ [Y0: $i] :
              ( ( in @ Y0 @ X1 )
             => ( ( X2 @ Y0 )
               => ( X3 = Y0 ) ) ) ) )
      | ( ( ^ [Y0: $i] :
              ( ( in @ Y0 @ ( dsetconstr @ X1 @ X2 ) )
              & ( ( setadjoin @ Y0 @ emptyset )
                = ( dsetconstr @ X1 @ X2 ) ) )
          @ ( sK18 @ X1 @ X2 ) )
        = $true )
      | ( $false = sF7 ) ),
    inference(sigma_proxy_clausification,[],[f142]) ).

thf(f144,plain,
    ! [X2: $i > $o,X3: $i,X1: $i] :
      ( ( ( ^ [Y0: $i] :
              ( ( in @ Y0 @ ( dsetconstr @ X1 @ X2 ) )
              & ( ( setadjoin @ Y0 @ emptyset )
                = ( dsetconstr @ X1 @ X2 ) ) )
          @ ( sK18 @ X1 @ X2 ) )
        = $true )
      | ( $false
        = ( in @ X3 @ X1 ) )
      | ( $false
        = ( X2 @ X3 ) )
      | ( ( ^ [Y0: $i] :
              ( ( in @ Y0 @ X1 )
             => ( ( X2 @ Y0 )
               => ( X3 = Y0 ) ) )
          @ ( sK19 @ X3 @ X1 @ X2 ) )
        = $false )
      | ( $false = sF7 ) ),
    inference(sigma_proxy_clausification,[],[f143]) ).

thf(f145,plain,
    ! [X2: $i > $o,X3: $i,X1: $i] :
      ( ( $false
        = ( ( in @ ( sK19 @ X3 @ X1 @ X2 ) @ X1 )
         => ( ( X2 @ ( sK19 @ X3 @ X1 @ X2 ) )
           => ( X3
              = ( sK19 @ X3 @ X1 @ X2 ) ) ) ) )
      | ( $true
        = ( ( in @ ( sK18 @ X1 @ X2 ) @ ( dsetconstr @ X1 @ X2 ) )
          & ( ( setadjoin @ ( sK18 @ X1 @ X2 ) @ emptyset )
            = ( dsetconstr @ X1 @ X2 ) ) ) )
      | ( $false = sF7 )
      | ( $false
        = ( in @ X3 @ X1 ) )
      | ( $false
        = ( X2 @ X3 ) ) ),
    inference(beta-eta_normalization,[],[f144]) ).

thf(f146,plain,
    ! [X2: $i > $o,X3: $i,X1: $i] :
      ( ( $false
        = ( X2 @ X3 ) )
      | ( $false = sF7 )
      | ( $true
        = ( ( in @ ( sK18 @ X1 @ X2 ) @ ( dsetconstr @ X1 @ X2 ) )
          & ( ( setadjoin @ ( sK18 @ X1 @ X2 ) @ emptyset )
            = ( dsetconstr @ X1 @ X2 ) ) ) )
      | ( $false
        = ( in @ X3 @ X1 ) )
      | ( $false
        = ( ( X2 @ ( sK19 @ X3 @ X1 @ X2 ) )
         => ( X3
            = ( sK19 @ X3 @ X1 @ X2 ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f145]) ).

thf(f151,plain,
    ! [X2: $i > $o,X3: $i,X1: $i] :
      ( ( $true
        = ( ( setadjoin @ ( sK18 @ X1 @ X2 ) @ emptyset )
          = ( dsetconstr @ X1 @ X2 ) ) )
      | ( $false = sF7 )
      | ( $false
        = ( X2 @ X3 ) )
      | ( $false
        = ( in @ X3 @ X1 ) )
      | ( $false
        = ( ( X2 @ ( sK19 @ X3 @ X1 @ X2 ) )
         => ( X3
            = ( sK19 @ X3 @ X1 @ X2 ) ) ) ) ),
    inference(and_proxy_clausification,[],[f146]) ).

thf(f152,plain,
    ! [X2: $i > $o,X3: $i,X1: $i] :
      ( ( $false = sF7 )
      | ( $false
        = ( in @ X3 @ X1 ) )
      | ( $true
        = ( in @ ( sK18 @ X1 @ X2 ) @ ( dsetconstr @ X1 @ X2 ) ) )
      | ( $false
        = ( ( X2 @ ( sK19 @ X3 @ X1 @ X2 ) )
         => ( X3
            = ( sK19 @ X3 @ X1 @ X2 ) ) ) )
      | ( $false
        = ( X2 @ X3 ) ) ),
    inference(and_proxy_clausification,[],[f146]) ).

thf(f153,plain,
    ! [X2: $i > $o,X3: $i,X1: $i] :
      ( ( $false = sF7 )
      | ( $true
        = ( in @ ( sK18 @ X1 @ X2 ) @ ( dsetconstr @ X1 @ X2 ) ) )
      | ( $false
        = ( X3
          = ( sK19 @ X3 @ X1 @ X2 ) ) )
      | ( $false
        = ( X2 @ X3 ) )
      | ( $false
        = ( in @ X3 @ X1 ) ) ),
    inference(imp_proxy_clausification,[],[f152]) ).

thf(f154,plain,
    ! [X2: $i > $o,X3: $i,X1: $i] :
      ( ( $false
        = ( X2 @ X3 ) )
      | ( $false = sF7 )
      | ( $false
        = ( in @ X3 @ X1 ) )
      | ( $true
        = ( X2 @ ( sK19 @ X3 @ X1 @ X2 ) ) )
      | ( $true
        = ( in @ ( sK18 @ X1 @ X2 ) @ ( dsetconstr @ X1 @ X2 ) ) ) ),
    inference(imp_proxy_clausification,[],[f152]) ).

thf(f155,plain,
    ! [X2: $i > $o,X3: $i,X1: $i] :
      ( ( ( sK19 @ X3 @ X1 @ X2 )
       != X3 )
      | ( $false
        = ( in @ X3 @ X1 ) )
      | ( $false
        = ( X2 @ X3 ) )
      | ( $false = sF7 )
      | ( $true
        = ( in @ ( sK18 @ X1 @ X2 ) @ ( dsetconstr @ X1 @ X2 ) ) ) ),
    inference(equality_proxy_clausification,[],[f153]) ).

thf(f156,plain,
    ! [X2: $i > $o,X3: $i,X1: $i] :
      ( ( $false
        = ( X2 @ X3 ) )
      | ( $false
        = ( ( X2 @ ( sK19 @ X3 @ X1 @ X2 ) )
         => ( X3
            = ( sK19 @ X3 @ X1 @ X2 ) ) ) )
      | ( ( setadjoin @ ( sK18 @ X1 @ X2 ) @ emptyset )
        = ( dsetconstr @ X1 @ X2 ) )
      | ( $false = sF7 )
      | ( $false
        = ( in @ X3 @ X1 ) ) ),
    inference(equality_proxy_clausification,[],[f151]) ).

thf(f157,plain,
    ! [X2: $i > $o,X3: $i,X1: $i] :
      ( ( ( setadjoin @ ( sK18 @ X1 @ X2 ) @ emptyset )
        = ( dsetconstr @ X1 @ X2 ) )
      | ( $false
        = ( X2 @ X3 ) )
      | ( $false
        = ( X3
          = ( sK19 @ X3 @ X1 @ X2 ) ) )
      | ( $false = sF7 )
      | ( $false
        = ( in @ X3 @ X1 ) ) ),
    inference(imp_proxy_clausification,[],[f156]) ).

thf(f158,plain,
    ! [X2: $i > $o,X3: $i,X1: $i] :
      ( ( $false
        = ( in @ X3 @ X1 ) )
      | ( $false = sF7 )
      | ( $false
        = ( X2 @ X3 ) )
      | ( ( setadjoin @ ( sK18 @ X1 @ X2 ) @ emptyset )
        = ( dsetconstr @ X1 @ X2 ) )
      | ( $true
        = ( X2 @ ( sK19 @ X3 @ X1 @ X2 ) ) ) ),
    inference(imp_proxy_clausification,[],[f156]) ).

thf(f159,plain,
    ! [X2: $i > $o,X3: $i,X1: $i] :
      ( ( $false
        = ( X2 @ X3 ) )
      | ( ( sK19 @ X3 @ X1 @ X2 )
       != X3 )
      | ( $false
        = ( in @ X3 @ X1 ) )
      | ( $false = sF7 )
      | ( ( setadjoin @ ( sK18 @ X1 @ X2 ) @ emptyset )
        = ( dsetconstr @ X1 @ X2 ) ) ),
    inference(equality_proxy_clausification,[],[f157]) ).

thf(f161,plain,
    ( ( $true = sF6 )
    | ( ( ^ [Y0: $i] :
            ( ?? @ $i
            @ ^ [Y1: $i] :
                ( ( in @ Y1 @ Y0 )
                & ( ( setadjoin @ Y1 @ emptyset )
                  = Y0 ) ) )
        @ sF5 )
      = $false ) ),
    inference(iff_proxy_clausification,[],[f57]) ).

thf(f162,plain,
    ( ( ( ?? @ $i
        @ ^ [Y0: $i] :
            ( ( in @ Y0 @ sF5 )
            & ( ( setadjoin @ Y0 @ emptyset )
              = sF5 ) ) )
      = $false )
    | ( $true = sF6 ) ),
    inference(beta-eta_normalization,[],[f161]) ).

thf(f163,plain,
    ! [X1: $i] :
      ( ( $true = sF6 )
      | ( $false
        = ( ^ [Y0: $i] :
              ( ( in @ Y0 @ sF5 )
              & ( ( setadjoin @ Y0 @ emptyset )
                = sF5 ) )
          @ X1 ) ) ),
    inference(pi_proxy_clausification,[],[f162]) ).

thf(f164,plain,
    ! [X1: $i] :
      ( ( $true = sF6 )
      | ( $false
        = ( ( in @ X1 @ sF5 )
          & ( ( setadjoin @ X1 @ emptyset )
            = sF5 ) ) ) ),
    inference(beta-eta_normalization,[],[f163]) ).

thf(f165,plain,
    ! [X1: $i] :
      ( ( $false
        = ( ( setadjoin @ X1 @ emptyset )
          = sF5 ) )
      | ( $true = sF6 )
      | ( ( in @ X1 @ sF5 )
        = $false ) ),
    inference(and_proxy_clausification,[],[f164]) ).

thf(f166,plain,
    ! [X1: $i] :
      ( ( ( in @ X1 @ sF5 )
        = $false )
      | ( $true = sF6 )
      | ( ( setadjoin @ X1 @ emptyset )
       != sF5 ) ),
    inference(equality_proxy_clausification,[],[f165]) ).

thf(f174,definition,
    ( spl21_1
  <=> ( $false = sF1 ) ),
    introduced(definition,[new_symbols(definition,[spl21_1])],[avatar_definition]) ).

thf(f176,plain,
    ( ( $false = sF1 )
    | ~ spl21_1 ),
    inference(avatar_component_clause,[],[f174]) ).

thf(f178,definition,
    ( spl21_2
  <=> ! [X2: $i,X1: $i,X3: $i] :
        ( ( X1 = X2 )
        | ( $false
          = ( in @ ( setadjoin @ X1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X2 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X2 @ ( setadjoin @ X3 @ emptyset ) ) @ emptyset ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[spl21_2])],[avatar_definition]) ).

thf(f179,plain,
    ( ! [X2: $i,X3: $i,X1: $i] :
        ( ( $false
          = ( in @ ( setadjoin @ X1 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X2 @ emptyset ) @ ( setadjoin @ ( setadjoin @ X2 @ ( setadjoin @ X3 @ emptyset ) ) @ emptyset ) ) ) )
        | ( X1 = X2 ) )
    | ~ spl21_2 ),
    inference(avatar_component_clause,[],[f178]) ).

thf(f180,plain,
    ( spl21_1
    | spl21_2 ),
    inference(avatar_split_clause,[],[f71,f178,f174]) ).

thf(f186,definition,
    ( spl21_4
  <=> ( $true = sF1 ) ),
    introduced(definition,[new_symbols(definition,[spl21_4])],[avatar_definition]) ).

thf(f188,plain,
    ( ( $true = sF1 )
    | ~ spl21_4 ),
    inference(avatar_component_clause,[],[f186]) ).

thf(f196,definition,
    ( spl21_6
  <=> ( $true = sF2 ) ),
    introduced(definition,[new_symbols(definition,[spl21_6])],[avatar_definition]) ).

thf(f198,plain,
    ( ( $true = sF2 )
    | ~ spl21_6 ),
    inference(avatar_component_clause,[],[f196]) ).

thf(f205,definition,
    ( spl21_8
  <=> ( $false = sF2 ) ),
    introduced(definition,[new_symbols(definition,[spl21_8])],[avatar_definition]) ).

thf(f207,plain,
    ( ( $false = sF2 )
    | ~ spl21_8 ),
    inference(avatar_component_clause,[],[f205]) ).

thf(f209,definition,
    ( spl21_9
  <=> ! [X2: $i,X1: $i] :
        ( $true
        = ( in @ X1 @ ( setadjoin @ X1 @ X2 ) ) ) ),
    introduced(definition,[new_symbols(definition,[spl21_9])],[avatar_definition]) ).

thf(f210,plain,
    ( ! [X2: $i,X1: $i] :
        ( $true
        = ( in @ X1 @ ( setadjoin @ X1 @ X2 ) ) )
    | ~ spl21_9 ),
    inference(avatar_component_clause,[],[f209]) ).

thf(f211,plain,
    ( spl21_8
    | spl21_9 ),
    inference(avatar_split_clause,[],[f90,f209,f205]) ).

thf(f212,plain,
    spl21_4,
    inference(avatar_split_clause,[],[f46,f186]) ).

thf(f213,plain,
    spl21_6,
    inference(avatar_split_clause,[],[f49,f196]) ).

thf(f218,definition,
    ( spl21_11
  <=> ( $true = sF3 ) ),
    introduced(definition,[new_symbols(definition,[spl21_11])],[avatar_definition]) ).

thf(f220,plain,
    ( ( $true = sF3 )
    | ~ spl21_11 ),
    inference(avatar_component_clause,[],[f218]) ).

thf(f223,definition,
    ( spl21_12
  <=> ( sK0
      = ( setadjoin @ ( setadjoin @ sK13 @ emptyset ) @ ( setadjoin @ ( setadjoin @ sK13 @ ( setadjoin @ sK14 @ emptyset ) ) @ emptyset ) ) ) ),
    introduced(definition,[new_symbols(definition,[spl21_12])],[avatar_definition]) ).

thf(f225,plain,
    ( ( sK0
      = ( setadjoin @ ( setadjoin @ sK13 @ emptyset ) @ ( setadjoin @ ( setadjoin @ sK13 @ ( setadjoin @ sK14 @ emptyset ) ) @ emptyset ) ) )
    | ~ spl21_12 ),
    inference(avatar_component_clause,[],[f223]) ).

thf(f227,definition,
    ( spl21_13
  <=> ( $false = sF3 ) ),
    introduced(definition,[new_symbols(definition,[spl21_13])],[avatar_definition]) ).

thf(f229,plain,
    ( ( $false = sF3 )
    | ~ spl21_13 ),
    inference(avatar_component_clause,[],[f227]) ).

thf(f230,plain,
    ( spl21_12
    | spl21_13 ),
    inference(avatar_split_clause,[],[f110,f227,f223]) ).

thf(f237,definition,
    ( spl21_15
  <=> ( $true
      = ( in @ sK13 @ ( setunion @ sK0 ) ) ) ),
    introduced(definition,[new_symbols(definition,[spl21_15])],[avatar_definition]) ).

thf(f239,plain,
    ( ( $true
      = ( in @ sK13 @ ( setunion @ sK0 ) ) )
    | ~ spl21_15 ),
    inference(avatar_component_clause,[],[f237]) ).

thf(f240,plain,
    ( spl21_15
    | spl21_13 ),
    inference(avatar_split_clause,[],[f104,f227,f237]) ).

thf(f246,definition,
    ( spl21_17
  <=> ( $true = sF7 ) ),
    introduced(definition,[new_symbols(definition,[spl21_17])],[avatar_definition]) ).

thf(f248,plain,
    ( ( $true = sF7 )
    | ~ spl21_17 ),
    inference(avatar_component_clause,[],[f246]) ).

thf(f264,definition,
    ( spl21_21
  <=> ( $false = sF7 ) ),
    introduced(definition,[new_symbols(definition,[spl21_21])],[avatar_definition]) ).

thf(f266,plain,
    ( ( $false = sF7 )
    | ~ spl21_21 ),
    inference(avatar_component_clause,[],[f264]) ).

thf(f276,definition,
    ( spl21_24
  <=> ! [X2: $i > $o,X1: $i,X3: $i] :
        ( ( $false
          = ( X2 @ X3 ) )
        | ( $true
          = ( in @ ( sK18 @ X1 @ X2 ) @ ( dsetconstr @ X1 @ X2 ) ) )
        | ( $true
          = ( X2 @ ( sK19 @ X3 @ X1 @ X2 ) ) )
        | ( $false
          = ( in @ X3 @ X1 ) ) ) ),
    introduced(definition,[new_symbols(definition,[spl21_24])],[avatar_definition]) ).

thf(f277,plain,
    ( ! [X2: $i > $o,X3: $i,X1: $i] :
        ( ( $true
          = ( in @ ( sK18 @ X1 @ X2 ) @ ( dsetconstr @ X1 @ X2 ) ) )
        | ( $false
          = ( X2 @ X3 ) )
        | ( $true
          = ( X2 @ ( sK19 @ X3 @ X1 @ X2 ) ) )
        | ( $false
          = ( in @ X3 @ X1 ) ) )
    | ~ spl21_24 ),
    inference(avatar_component_clause,[],[f276]) ).

thf(f278,plain,
    ( spl21_21
    | spl21_24 ),
    inference(avatar_split_clause,[],[f154,f276,f264]) ).

thf(f280,definition,
    ( spl21_25
  <=> ! [X2: $i > $o,X1: $i,X3: $i] :
        ( ( ( sK19 @ X3 @ X1 @ X2 )
         != X3 )
        | ( $true
          = ( in @ ( sK18 @ X1 @ X2 ) @ ( dsetconstr @ X1 @ X2 ) ) )
        | ( $false
          = ( X2 @ X3 ) )
        | ( $false
          = ( in @ X3 @ X1 ) ) ) ),
    introduced(definition,[new_symbols(definition,[spl21_25])],[avatar_definition]) ).

thf(f281,plain,
    ( ! [X2: $i > $o,X3: $i,X1: $i] :
        ( ( $true
          = ( in @ ( sK18 @ X1 @ X2 ) @ ( dsetconstr @ X1 @ X2 ) ) )
        | ( $false
          = ( X2 @ X3 ) )
        | ( ( sK19 @ X3 @ X1 @ X2 )
         != X3 )
        | ( $false
          = ( in @ X3 @ X1 ) ) )
    | ~ spl21_25 ),
    inference(avatar_component_clause,[],[f280]) ).

thf(f282,plain,
    ( spl21_21
    | spl21_25 ),
    inference(avatar_split_clause,[],[f155,f280,f264]) ).

thf(f284,definition,
    ( spl21_26
  <=> ! [X2: $i > $o,X1: $i,X3: $i] :
        ( ( $false
          = ( in @ X3 @ X1 ) )
        | ( $true
          = ( X2 @ ( sK19 @ X3 @ X1 @ X2 ) ) )
        | ( ( setadjoin @ ( sK18 @ X1 @ X2 ) @ emptyset )
          = ( dsetconstr @ X1 @ X2 ) )
        | ( $false
          = ( X2 @ X3 ) ) ) ),
    introduced(definition,[new_symbols(definition,[spl21_26])],[avatar_definition]) ).

thf(f285,plain,
    ( ! [X2: $i > $o,X3: $i,X1: $i] :
        ( ( ( setadjoin @ ( sK18 @ X1 @ X2 ) @ emptyset )
          = ( dsetconstr @ X1 @ X2 ) )
        | ( $true
          = ( X2 @ ( sK19 @ X3 @ X1 @ X2 ) ) )
        | ( $false
          = ( in @ X3 @ X1 ) )
        | ( $false
          = ( X2 @ X3 ) ) )
    | ~ spl21_26 ),
    inference(avatar_component_clause,[],[f284]) ).

thf(f286,plain,
    ( spl21_21
    | spl21_26 ),
    inference(avatar_split_clause,[],[f158,f284,f264]) ).

thf(f288,definition,
    ( spl21_27
  <=> ! [X2: $i > $o,X1: $i,X3: $i] :
        ( ( $false
          = ( X2 @ X3 ) )
        | ( ( setadjoin @ ( sK18 @ X1 @ X2 ) @ emptyset )
          = ( dsetconstr @ X1 @ X2 ) )
        | ( $false
          = ( in @ X3 @ X1 ) )
        | ( ( sK19 @ X3 @ X1 @ X2 )
         != X3 ) ) ),
    introduced(definition,[new_symbols(definition,[spl21_27])],[avatar_definition]) ).

thf(f289,plain,
    ( ! [X2: $i > $o,X3: $i,X1: $i] :
        ( ( ( setadjoin @ ( sK18 @ X1 @ X2 ) @ emptyset )
          = ( dsetconstr @ X1 @ X2 ) )
        | ( ( sK19 @ X3 @ X1 @ X2 )
         != X3 )
        | ( $false
          = ( in @ X3 @ X1 ) )
        | ( $false
          = ( X2 @ X3 ) ) )
    | ~ spl21_27 ),
    inference(avatar_component_clause,[],[f288]) ).

thf(f290,plain,
    ( spl21_21
    | spl21_27 ),
    inference(avatar_split_clause,[],[f159,f288,f264]) ).

thf(f292,definition,
    ( spl21_28
  <=> ! [X1: $i] :
        ( ( ( in @ X1 @ sF5 )
          = $false )
        | ( ( setadjoin @ X1 @ emptyset )
         != sF5 ) ) ),
    introduced(definition,[new_symbols(definition,[spl21_28])],[avatar_definition]) ).

thf(f293,plain,
    ( ! [X1: $i] :
        ( ( ( in @ X1 @ sF5 )
          = $false )
        | ( ( setadjoin @ X1 @ emptyset )
         != sF5 ) )
    | ~ spl21_28 ),
    inference(avatar_component_clause,[],[f292]) ).

thf(f295,definition,
    ( spl21_29
  <=> ( $true = sF6 ) ),
    introduced(definition,[new_symbols(definition,[spl21_29])],[avatar_definition]) ).

thf(f298,plain,
    ( spl21_28
    | spl21_29 ),
    inference(avatar_split_clause,[],[f166,f295,f292]) ).

thf(f313,plain,
    ~ spl21_29,
    inference(avatar_split_clause,[],[f58,f295]) ).

thf(f314,plain,
    spl21_11,
    inference(avatar_split_clause,[],[f52,f218]) ).

thf(f315,plain,
    spl21_17,
    inference(avatar_split_clause,[],[f61,f246]) ).

thf(f316,plain,
    ( ( $true = $false )
    | ~ spl21_6
    | ~ spl21_8 ),
    inference(forward_demodulation,[],[f207,f198]) ).

thf(f317,plain,
    ( $false
    | ~ spl21_6
    | ~ spl21_8 ),
    inference(trivial_inequality_removal,[],[f316]) ).

thf(f318,plain,
    ( ~ spl21_6
    | ~ spl21_8 ),
    inference(avatar_contradiction_clause,[],[f317]) ).

thf(f332,plain,
    ( ( $true = $false )
    | ~ spl21_11
    | ~ spl21_13 ),
    inference(forward_demodulation,[],[f229,f220]) ).

thf(f333,plain,
    ( $false
    | ~ spl21_11
    | ~ spl21_13 ),
    inference(trivial_inequality_removal,[],[f332]) ).

thf(f334,plain,
    ( ~ spl21_11
    | ~ spl21_13 ),
    inference(avatar_contradiction_clause,[],[f333]) ).

thf(f336,plain,
    ( ( $true = $false )
    | ~ spl21_17
    | ~ spl21_21 ),
    inference(forward_demodulation,[],[f266,f248]) ).

thf(f337,plain,
    ( $false
    | ~ spl21_17
    | ~ spl21_21 ),
    inference(trivial_inequality_removal,[],[f336]) ).

thf(f338,plain,
    ( ~ spl21_17
    | ~ spl21_21 ),
    inference(avatar_contradiction_clause,[],[f337]) ).

thf(f340,plain,
    ( ( $true
      = ( in @ sK13 @ sF4 ) )
    | ~ spl21_15 ),
    inference(forward_demodulation,[],[f239,f54]) ).

thf(f344,plain,
    ( ( $true
      = ( in @ ( setadjoin @ sK13 @ emptyset ) @ sK0 ) )
    | ~ spl21_9
    | ~ spl21_12 ),
    inference(constrained_superposition,[],[f210,f225]) ).

thf(f346,plain,
    ( ! [X0: $i] :
        ( ( $false
          = ( in @ ( setadjoin @ X0 @ emptyset ) @ sK0 ) )
        | ( sK13 = X0 ) )
    | ~ spl21_2
    | ~ spl21_12 ),
    inference(constrained_superposition,[],[f179,f225]) ).

thf(f379,definition,
    ( spl21_36
  <=> ( $true
      = ( in
        @ ( sK18 @ sF4
          @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
        @ sF5 ) ) ),
    introduced(definition,[new_symbols(definition,[spl21_36])],[avatar_definition]) ).

thf(f381,plain,
    ( ( $true
      = ( in
        @ ( sK18 @ sF4
          @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
        @ sF5 ) )
    | ~ spl21_36 ),
    inference(avatar_component_clause,[],[f379]) ).

thf(f390,plain,
    ( ! [X0: $i] :
        ( ( $true
          = ( in
            @ ( sK18 @ sF4
              @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
            @ sF5 ) )
        | ( $false
          = ( in @ X0 @ sF4 ) )
        | ( ( sK19 @ X0 @ sF4
            @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
         != X0 )
        | ( $false
          = ( ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 )
            @ X0 ) ) )
    | ~ spl21_25 ),
    inference(constrained_superposition,[],[f281,f55]) ).

thf(f391,plain,
    ( ! [X0: $i] :
        ( ( $false
          = ( in @ ( setadjoin @ X0 @ emptyset ) @ sK0 ) )
        | ( $true
          = ( in
            @ ( sK18 @ sF4
              @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
            @ sF5 ) )
        | ( ( sK19 @ X0 @ sF4
            @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
         != X0 )
        | ( $false
          = ( in @ X0 @ sF4 ) ) )
    | ~ spl21_25 ),
    inference(beta-eta_normalization,[],[f390]) ).

thf(f408,plain,
    ( ! [X0: $i] :
        ( ( $false
          = ( ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 )
            @ X0 ) )
        | ( $true
          = ( in
            @ ( sK18 @ sF4
              @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
            @ sF5 ) )
        | ( $true
          = ( ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 )
            @ ( sK19 @ X0 @ sF4
              @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) ) ) )
        | ( $false
          = ( in @ X0 @ sF4 ) ) )
    | ~ spl21_24 ),
    inference(constrained_superposition,[],[f277,f55]) ).

thf(f409,plain,
    ( ! [X0: $i] :
        ( ( $false
          = ( in @ ( setadjoin @ X0 @ emptyset ) @ sK0 ) )
        | ( $true
          = ( in
            @ ( sK18 @ sF4
              @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
            @ sF5 ) )
        | ( $false
          = ( in @ X0 @ sF4 ) )
        | ( $true
          = ( in
            @ ( setadjoin
              @ ( sK19 @ X0 @ sF4
                @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
              @ emptyset )
            @ sK0 ) ) )
    | ~ spl21_24 ),
    inference(beta-eta_normalization,[],[f408]) ).

thf(f429,definition,
    ( spl21_40
  <=> ! [X0: $i] :
        ( ( $false
          = ( in @ ( setadjoin @ X0 @ emptyset ) @ sK0 ) )
        | ( $false
          = ( in @ X0 @ sF4 ) )
        | ( ( sK19 @ X0 @ sF4
            @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
         != X0 ) ) ),
    introduced(definition,[new_symbols(definition,[spl21_40])],[avatar_definition]) ).

thf(f430,plain,
    ( ! [X0: $i] :
        ( ( ( sK19 @ X0 @ sF4
            @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
         != X0 )
        | ( $false
          = ( in @ X0 @ sF4 ) )
        | ( $false
          = ( in @ ( setadjoin @ X0 @ emptyset ) @ sK0 ) ) )
    | ~ spl21_40 ),
    inference(avatar_component_clause,[],[f429]) ).

thf(f432,plain,
    ( spl21_36
    | spl21_40
    | ~ spl21_25 ),
    inference(avatar_split_clause,[],[f391,f280,f429,f379]) ).

thf(f434,definition,
    ( spl21_41
  <=> ! [X0: $i] :
        ( ( $false
          = ( in @ ( setadjoin @ X0 @ emptyset ) @ sK0 ) )
        | ( $true
          = ( in
            @ ( setadjoin
              @ ( sK19 @ X0 @ sF4
                @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
              @ emptyset )
            @ sK0 ) )
        | ( $false
          = ( in @ X0 @ sF4 ) ) ) ),
    introduced(definition,[new_symbols(definition,[spl21_41])],[avatar_definition]) ).

thf(f435,plain,
    ( ! [X0: $i] :
        ( ( $true
          = ( in
            @ ( setadjoin
              @ ( sK19 @ X0 @ sF4
                @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
              @ emptyset )
            @ sK0 ) )
        | ( $false
          = ( in @ ( setadjoin @ X0 @ emptyset ) @ sK0 ) )
        | ( $false
          = ( in @ X0 @ sF4 ) ) )
    | ~ spl21_41 ),
    inference(avatar_component_clause,[],[f434]) ).

thf(f436,plain,
    ( spl21_41
    | spl21_36
    | ~ spl21_24 ),
    inference(avatar_split_clause,[],[f409,f276,f379,f434]) ).

thf(f449,plain,
    ( ! [X0: $i] :
        ( ( $false
          = ( in @ ( setadjoin @ X0 @ emptyset ) @ sK0 ) )
        | ( $false
          = ( in @ X0 @ sF4 ) )
        | ( $true = $false )
        | ( sK13
          = ( sK19 @ X0 @ sF4
            @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) ) ) )
    | ~ spl21_2
    | ~ spl21_12
    | ~ spl21_41 ),
    inference(constrained_superposition,[],[f346,f435]) ).

thf(f450,plain,
    ( ! [X0: $i] :
        ( ( sK13
          = ( sK19 @ X0 @ sF4
            @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) ) )
        | ( $false
          = ( in @ ( setadjoin @ X0 @ emptyset ) @ sK0 ) )
        | ( $false
          = ( in @ X0 @ sF4 ) ) )
    | ~ spl21_2
    | ~ spl21_12
    | ~ spl21_41 ),
    inference(trivial_inequality_removal,[],[f449]) ).

thf(f466,plain,
    ( ! [X0: $i] :
        ( ( $false
          = ( in @ X0 @ sF4 ) )
        | ( sK13 != X0 )
        | ( $false
          = ( in @ ( setadjoin @ X0 @ emptyset ) @ sK0 ) )
        | ( $false
          = ( in @ ( setadjoin @ X0 @ emptyset ) @ sK0 ) )
        | ( $false
          = ( in @ X0 @ sF4 ) ) )
    | ~ spl21_2
    | ~ spl21_12
    | ~ spl21_40
    | ~ spl21_41 ),
    inference(constrained_superposition,[],[f430,f450]) ).

thf(f469,plain,
    ( ! [X0: $i] :
        ( ( $false
          = ( in @ ( setadjoin @ X0 @ emptyset ) @ sK0 ) )
        | ( sK13 != X0 )
        | ( $false
          = ( in @ X0 @ sF4 ) ) )
    | ~ spl21_2
    | ~ spl21_12
    | ~ spl21_40
    | ~ spl21_41 ),
    inference(duplicate_literal_removal,[],[f466]) ).

thf(f478,plain,
    ( ! [X0: $i] :
        ( ( $false
          = ( in @ ( setadjoin @ X0 @ emptyset ) @ sK0 ) )
        | ( $false
          = ( in @ X0 @ sF4 ) ) )
    | ~ spl21_2
    | ~ spl21_12
    | ~ spl21_40
    | ~ spl21_41 ),
    inference(forward_subsumption_resolution,[],[f469,f346]) ).

thf(f482,plain,
    ( ( $false
      = ( in @ sK13 @ sF4 ) )
    | ( $true = $false )
    | ~ spl21_2
    | ~ spl21_9
    | ~ spl21_12
    | ~ spl21_40
    | ~ spl21_41 ),
    inference(constrained_superposition,[],[f478,f344]) ).

thf(f491,plain,
    ( ( $false
      = ( in @ sK13 @ sF4 ) )
    | ~ spl21_2
    | ~ spl21_9
    | ~ spl21_12
    | ~ spl21_40
    | ~ spl21_41 ),
    inference(trivial_inequality_removal,[],[f482]) ).

thf(f495,plain,
    ( ( $true = $false )
    | ~ spl21_2
    | ~ spl21_9
    | ~ spl21_12
    | ~ spl21_15
    | ~ spl21_40
    | ~ spl21_41 ),
    inference(forward_demodulation,[],[f491,f340]) ).

thf(f496,plain,
    ( $false
    | ~ spl21_2
    | ~ spl21_9
    | ~ spl21_12
    | ~ spl21_15
    | ~ spl21_40
    | ~ spl21_41 ),
    inference(trivial_inequality_removal,[],[f495]) ).

thf(f497,plain,
    ( ~ spl21_2
    | ~ spl21_9
    | ~ spl21_12
    | ~ spl21_15
    | ~ spl21_40
    | ~ spl21_41 ),
    inference(avatar_contradiction_clause,[],[f496]) ).

thf(f498,plain,
    ( ( $true = $false )
    | ~ spl21_1
    | ~ spl21_4 ),
    inference(forward_demodulation,[],[f176,f188]) ).

thf(f499,plain,
    ( $false
    | ~ spl21_1
    | ~ spl21_4 ),
    inference(trivial_inequality_removal,[],[f498]) ).

thf(f500,plain,
    ( ~ spl21_1
    | ~ spl21_4 ),
    inference(avatar_contradiction_clause,[],[f499]) ).

thf(f505,plain,
    ( ( sF5
     != ( setadjoin
        @ ( sK18 @ sF4
          @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
        @ emptyset ) )
    | ( $true = $false )
    | ~ spl21_28
    | ~ spl21_36 ),
    inference(constrained_superposition,[],[f293,f381]) ).

thf(f506,plain,
    ( ( sF5
     != ( setadjoin
        @ ( sK18 @ sF4
          @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
        @ emptyset ) )
    | ~ spl21_28
    | ~ spl21_36 ),
    inference(trivial_inequality_removal,[],[f505]) ).

thf(f508,plain,
    ( ! [X0: $i] :
        ( ( sF5
         != ( dsetconstr @ sF4
            @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) ) )
        | ( $false
          = ( ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 )
            @ X0 ) )
        | ( $false
          = ( in @ X0 @ sF4 ) )
        | ( $true
          = ( ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 )
            @ ( sK19 @ X0 @ sF4
              @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) ) ) ) )
    | ~ spl21_26
    | ~ spl21_28
    | ~ spl21_36 ),
    inference(constrained_superposition,[],[f506,f285]) ).

thf(f510,plain,
    ( ! [X0: $i] :
        ( ( sF5
         != ( dsetconstr @ sF4
            @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) ) )
        | ( $false
          = ( ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 )
            @ X0 ) )
        | ( ( sK19 @ X0 @ sF4
            @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
         != X0 )
        | ( $false
          = ( in @ X0 @ sF4 ) ) )
    | ~ spl21_27
    | ~ spl21_28
    | ~ spl21_36 ),
    inference(constrained_superposition,[],[f506,f289]) ).

thf(f511,plain,
    ( ! [X0: $i] :
        ( ( ( sK19 @ X0 @ sF4
            @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
         != X0 )
        | ( $false
          = ( in @ ( setadjoin @ X0 @ emptyset ) @ sK0 ) )
        | ( $false
          = ( in @ X0 @ sF4 ) )
        | ( sF5
         != ( dsetconstr @ sF4
            @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) ) ) )
    | ~ spl21_27
    | ~ spl21_28
    | ~ spl21_36 ),
    inference(beta-eta_normalization,[],[f510]) ).

thf(f512,plain,
    ( ! [X0: $i] :
        ( ( sF5
         != ( dsetconstr @ sF4
            @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) ) )
        | ( $false
          = ( in @ ( setadjoin @ X0 @ emptyset ) @ sK0 ) )
        | ( $false
          = ( in @ X0 @ sF4 ) )
        | ( $true
          = ( in
            @ ( setadjoin
              @ ( sK19 @ X0 @ sF4
                @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
              @ emptyset )
            @ sK0 ) ) )
    | ~ spl21_26
    | ~ spl21_28
    | ~ spl21_36 ),
    inference(beta-eta_normalization,[],[f508]) ).

thf(f514,plain,
    ( ! [X0: $i] :
        ( ( ( sK19 @ X0 @ sF4
            @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
         != X0 )
        | ( $false
          = ( in @ X0 @ sF4 ) )
        | ( $false
          = ( in @ ( setadjoin @ X0 @ emptyset ) @ sK0 ) ) )
    | ~ spl21_27
    | ~ spl21_28
    | ~ spl21_36 ),
    inference(forward_subsumption_resolution,[],[f511,f55]) ).

thf(f515,plain,
    ( spl21_40
    | ~ spl21_27
    | ~ spl21_28
    | ~ spl21_36 ),
    inference(avatar_split_clause,[],[f514,f379,f292,f288,f429]) ).

thf(f516,plain,
    ( ! [X0: $i] :
        ( ( $true
          = ( in
            @ ( setadjoin
              @ ( sK19 @ X0 @ sF4
                @ ^ [Y0: $i] : ( in @ ( setadjoin @ Y0 @ emptyset ) @ sK0 ) )
              @ emptyset )
            @ sK0 ) )
        | ( $false
          = ( in @ X0 @ sF4 ) )
        | ( $false
          = ( in @ ( setadjoin @ X0 @ emptyset ) @ sK0 ) ) )
    | ~ spl21_26
    | ~ spl21_28
    | ~ spl21_36 ),
    inference(forward_subsumption_resolution,[],[f512,f55]) ).

thf(f517,plain,
    ( spl21_41
    | ~ spl21_26
    | ~ spl21_28
    | ~ spl21_36 ),
    inference(avatar_split_clause,[],[f516,f379,f292,f284,f434]) ).

cnf(s1,plain,
    ( spl21_1
    | spl21_2 ),
    inference(sat_conversion,[],[f180]) ).

cnf(s5,plain,
    ( spl21_8
    | spl21_9 ),
    inference(sat_conversion,[],[f211]) ).

cnf(s6,plain,
    spl21_4,
    inference(sat_conversion,[],[f212]) ).

cnf(s7,plain,
    spl21_6,
    inference(sat_conversion,[],[f213]) ).

cnf(s9,plain,
    ( spl21_12
    | spl21_13 ),
    inference(sat_conversion,[],[f230]) ).

cnf(s11,plain,
    ( spl21_13
    | spl21_15 ),
    inference(sat_conversion,[],[f240]) ).

cnf(s18,plain,
    ( spl21_21
    | spl21_24 ),
    inference(sat_conversion,[],[f278]) ).

cnf(s19,plain,
    ( spl21_21
    | spl21_25 ),
    inference(sat_conversion,[],[f282]) ).

cnf(s20,plain,
    ( spl21_21
    | spl21_26 ),
    inference(sat_conversion,[],[f286]) ).

cnf(s21,plain,
    ( spl21_21
    | spl21_27 ),
    inference(sat_conversion,[],[f290]) ).

cnf(s22,plain,
    ( spl21_28
    | spl21_29 ),
    inference(sat_conversion,[],[f298]) ).

cnf(s25,plain,
    ~ spl21_29,
    inference(sat_conversion,[],[f313]) ).

cnf(s26,plain,
    spl21_11,
    inference(sat_conversion,[],[f314]) ).

cnf(s27,plain,
    spl21_17,
    inference(sat_conversion,[],[f315]) ).

cnf(s28,plain,
    ( ~ spl21_6
    | ~ spl21_8 ),
    inference(sat_conversion,[],[f318]) ).

cnf(s29,plain,
    ( ~ spl21_11
    | ~ spl21_13 ),
    inference(sat_conversion,[],[f334]) ).

cnf(s30,plain,
    ( ~ spl21_17
    | ~ spl21_21 ),
    inference(sat_conversion,[],[f338]) ).

cnf(s36,plain,
    ( ~ spl21_25
    | spl21_36
    | spl21_40 ),
    inference(sat_conversion,[],[f432]) ).

cnf(s37,plain,
    ( ~ spl21_24
    | spl21_36
    | spl21_41 ),
    inference(sat_conversion,[],[f436]) ).

cnf(s39,plain,
    ( ~ spl21_2
    | ~ spl21_9
    | ~ spl21_12
    | ~ spl21_15
    | ~ spl21_40
    | ~ spl21_41 ),
    inference(sat_conversion,[],[f497]) ).

cnf(s40,plain,
    ( ~ spl21_1
    | ~ spl21_4 ),
    inference(sat_conversion,[],[f500]) ).

cnf(s41,plain,
    ( ~ spl21_27
    | ~ spl21_28
    | ~ spl21_36
    | spl21_40 ),
    inference(sat_conversion,[],[f515]) ).

cnf(s42,plain,
    ( ~ spl21_26
    | ~ spl21_28
    | ~ spl21_36
    | spl21_41 ),
    inference(sat_conversion,[],[f517]) ).

cnf(s43,plain,
    ~ spl21_21,
    inference(rat,[],[s30,s27]) ).

cnf(s44,plain,
    ~ spl21_13,
    inference(rat,[],[s29,s26]) ).

cnf(s45,plain,
    spl21_28,
    inference(rat,[],[s22,s25]) ).

cnf(s46,plain,
    spl21_27,
    inference(rat,[],[s21,s43]) ).

cnf(s47,plain,
    spl21_26,
    inference(rat,[],[s20,s43]) ).

cnf(s48,plain,
    spl21_25,
    inference(rat,[],[s19,s43]) ).

cnf(s49,plain,
    spl21_24,
    inference(rat,[],[s18,s43]) ).

cnf(s52,plain,
    spl21_15,
    inference(rat,[],[s11,s44]) ).

cnf(s54,plain,
    spl21_12,
    inference(rat,[],[s9,s44]) ).

cnf(s56,plain,
    ~ spl21_8,
    inference(rat,[],[s28,s7]) ).

cnf(s57,plain,
    ~ spl21_1,
    inference(rat,[],[s40,s6]) ).

cnf(s58,plain,
    spl21_9,
    inference(rat,[],[s5,s56]) ).

cnf(s59,plain,
    spl21_2,
    inference(rat,[],[s1,s57]) ).

cnf(s60,plain,
    spl21_36,
    inference(rat,[],[s39,s36,s37,s54,s52,s58,s59,s48,s49]) ).

cnf(s61,plain,
    spl21_41,
    inference(rat,[],[s42,s47,s45,s60]) ).

cnf(s62,plain,
    spl21_40,
    inference(rat,[],[s41,s46,s45,s60]) ).

cnf(s64,plain,
    $false,
    inference(rat,[],[s39,s59,s58,s52,s54,s61,s62]) ).

thf(f518,plain,
    $false,
    inference(avatar_sat_refutation,[],[s64]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05  % Problem  : SEU643^2 : TPTP v9.3.1. Released v3.7.0.
% 0.00/0.09  % Command  : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.12/0.29  % Computer : n001.cluster.edu
% 0.12/0.29  % Model    : x86_64 x86_64
% 0.12/0.29  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.29  % Memory   : 8046.5625MB
% 0.12/0.29  % OS       : Linux 6.8.0-71-generic
% 0.12/0.29  % CPULimit : 300
% 0.12/0.29  % WCLimit  : 300
% 0.12/0.30  % DateTime : Tue Sep 29 14:08:06 UTC 2026
% 0.12/0.30  % CPUTime  : 
% 0.12/0.30  Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.31/0.36  Running higher-order theorem proving
% 0.31/0.38  Running: /export/starexec/sandbox/solver/bin/vampire-ho --input_syntax tptp --output_axiom_names on --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.37/0.51  % (1296389)Detected a higher-order problem, will run a greedy HOL sequence.
% 0.37/0.51  % (1296398)dis+21_4_fde=none:e2e=on:si=on:uwa=off:foolp=on:random_seed=1795788899:i=24:av=off:rtra=on_2999 on theBenchmark for (2999ds/24Mi)
% 0.37/0.51  % (1296400)WARNING Broken Constraint: if ho_split_queue_ratios(1,8) has been set then ho_split_queue(off) is equal to on
% 0.37/0.51  % (1296400)WARNING Broken Constraint: if sine_to_age_tolerance(5) has been set then sine_to_age(off) is equal to on or sine_to_pred_levels(off) is not equal to off or sine_level_split_queue(off) is equal to on
% 0.37/0.51  % (1296394)lrs+10_40_drc=off:e2e=on:si=on:uwa=one_side_interpreted:random_seed=4233698675:s2a=on:i=87:rtra=on:ntd=on_2999 on theBenchmark for (2999ds/87Mi)
% 0.37/0.51  % (1296395)lrs+10_16_si=on:nwc=1.5:random_seed=1728896965:i=18:kws=arity_squared:rtra=on:fe=abstraction:ntd=on_2999 on theBenchmark for (2999ds/18Mi)
% 0.37/0.51  % (1296396)lrs+10_1_cnfonf=off:si=on:uwa=one_side_interpreted:random_seed=3541469272:i=3:rtra=on:inj=on:ntd=on_2999 on theBenchmark for (2999ds/3Mi)
% 0.37/0.51  % (1296397)dis+1002_4:1_sfv=off:to=lpo:plsq=on:fde=none:e2e=on:si=on:spb=non_intro:acc=on:uwa=off:fd=preordered:foolp=on:s2agt=32:slsqc=1:slsq=on:random_seed=2114177496:hsq=on:hsqr=16,1:s2a=on:i=634:add=on:nm=16:nicw=on:rtra=on:gtg=position:ss=included:ixr=off:c=on:inj=on:ntd=on:rawr=on_2999 on theBenchmark for (2999ds/634Mi)
% 0.37/0.51  % (1296399)lrs+10_1_to=lpo:sil=128000:e2e=on:si=on:random_seed=2482892368:s2a=on:i=75:s2at=3:aac=none:bd=preordered:rtra=on:fe=abstraction_2999 on theBenchmark for (2999ds/75Mi)
% 0.37/0.51  % (1296398)Instruction limit reached! 
% 0.37/0.51  % (1296398)------------------------------
% 0.37/0.51  % (1296398)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.37/0.51  % (1296398)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.37/0.51  % (1296398)CaDiCaL version: 2.1.3
% 0.37/0.51  % (1296398)Termination reason: Instruction limit
% 0.37/0.51  % (1296398)Termination phase: Saturation
% 0.37/0.51  % (1296398)Time elapsed: 0.014 s
% 0.37/0.51  % (1296398)Peak memory usage: 12 MB
% 0.37/0.51  % (1296398)Instructions burned: 25 (million)
% 0.37/0.51  % (1296400)dis+1002_8_to=kbo:sil=128000:tgt=full:drc=off:si=on:sp=const_max:lma=off:spb=non_intro:cbe=off:uwa=interpreted_only:random_seed=1109721517:hsqr=1,8:i=157:s2at=5:add=on:nm=2:rtra=on_2999 on theBenchmark for (2999ds/157Mi)
% 0.37/0.51  % (1296396)Instruction limit reached! 
% 0.37/0.51  % (1296396)------------------------------
% 0.37/0.51  % (1296396)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.37/0.51  % (1296396)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.37/0.51  % (1296396)CaDiCaL version: 2.1.3
% 0.37/0.51  % (1296396)Termination reason: Instruction limit
% 0.37/0.51  % (1296396)Termination phase: Saturation
% 0.37/0.51  % (1296396)Time elapsed: 0.003 s
% 0.37/0.51  % (1296396)Peak memory usage: 11 MB
% 0.37/0.51  % (1296396)Instructions burned: 3 (million)
% 0.37/0.51  % (1296395)Instruction limit reached! 
% 0.37/0.51  % (1296395)------------------------------
% 0.37/0.51  % (1296395)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.37/0.51  % (1296395)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.37/0.51  % (1296395)CaDiCaL version: 2.1.3
% 0.37/0.51  % (1296395)Termination reason: Instruction limit
% 0.37/0.51  % (1296395)Termination phase: Saturation
% 0.37/0.51  % (1296395)Time elapsed: 0.017 s
% 0.37/0.51  % (1296395)Peak memory usage: 12 MB
% 0.37/0.51  % (1296395)Instructions burned: 18 (million)
% 0.37/0.51  % (1296408)dis+10_1024_sil=128000:si=on:sp=unary_first:urr=on:uwa=all:fd=off:random_seed=4054645775:i=2:hud=10:rtra=on_2999 on theBenchmark for (2999ds/2Mi)
% 0.37/0.51  % (1296408)Instruction limit reached! 
% 0.37/0.51  % (1296408)------------------------------
% 0.37/0.51  % (1296408)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.37/0.51  % (1296408)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.37/0.51  % (1296408)CaDiCaL version: 2.1.3
% 0.37/0.51  % (1296408)Termination reason: Instruction limit
% 0.37/0.51  % (1296408)Termination phase: Saturation
% 0.37/0.51  % (1296408)Time elapsed: 0.002 s
% 0.37/0.51  % (1296408)Peak memory usage: 11 MB
% 0.37/0.51  % (1296408)Instructions burned: 4 (million)
% 0.37/0.51  % (1296409)lrs+1010_2:3_cha=on:si=on:uwa=off:nwc=1:random_seed=1131085330:i=5:fgj=on:av=off:rtra=on:fe=axiom:ntd=on_2999 on theBenchmark for (2999ds/5Mi)
% 0.37/0.51  % (1296412)lrs+10_1_sil=128000:si=on:urr=on:slsqc=1:slsq=on:random_seed=3587909233:i=12:s2at=2:kws=inv_frequency:bd=all:rtra=on_2999 on theBenchmark for (2999ds/12Mi)
% 0.37/0.51  % (1296409)Instruction limit reached! 
% 0.37/0.51  % (1296409)------------------------------
% 0.37/0.51  % (1296409)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.37/0.51  % (1296409)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.37/0.51  % (1296409)CaDiCaL version: 2.1.3
% 0.37/0.51  % (1296409)Termination reason: Instruction limit
% 0.37/0.51  % (1296409)Termination phase: Saturation
% 0.37/0.51  % (1296409)Time elapsed: 0.006 s
% 0.37/0.51  % (1296409)Peak memory usage: 11 MB
% 0.37/0.51  % (1296409)Instructions burned: 6 (million)
% 0.37/0.51  % (1296410)WARNING Broken Constraint: if forward_subsumption_demodulation_max_matches(5) has been set then forward_subsumption_demodulation(off) is equal to on
% 0.37/0.51  % (1296412)Instruction limit reached! 
% 0.37/0.51  % (1296412)------------------------------
% 0.37/0.51  % (1296412)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.37/0.51  % (1296412)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.37/0.51  % (1296412)CaDiCaL version: 2.1.3
% 0.37/0.51  % (1296412)Termination reason: Instruction limit
% 0.37/0.51  % (1296412)Termination phase: Saturation
% 0.37/0.51  % (1296412)Time elapsed: 0.006 s
% 0.37/0.51  % (1296412)Peak memory usage: 12 MB
% 0.37/0.51  % (1296412)Instructions burned: 12 (million)
% 0.37/0.51  % (1296400) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-1296389-1296400"...
% 0.37/0.51  % (1296410)dis+21_1_to=kbo:sil=128000:plsq=on:plsqc=1:cnfonf=lazy_gen:si=on:plsqr=64,1:uwa=hol:random_seed=222364661:uwa_fpi=on:i=7:fgj=on:hud=10:fsr=off:rtra=on:rawr=on:fsdmm=5_2999 on theBenchmark for (2999ds/7Mi)
% 0.37/0.51  % (1296410)Instruction limit reached! 
% 0.37/0.51  % (1296410)------------------------------
% 0.37/0.51  % (1296410)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.37/0.51  % (1296410)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.37/0.51  % (1296410)CaDiCaL version: 2.1.3
% 0.37/0.51  % (1296410)Termination reason: Instruction limit
% 0.37/0.51  % (1296410)Termination phase: Saturation
% 0.37/0.51  % (1296410)Time elapsed: 0.008 s
% 0.37/0.51  % (1296410)Peak memory usage: 12 MB
% 0.37/0.51  % (1296410)Instructions burned: 7 (million)
% 0.37/0.51  % (1296400)...printing done.
% 0.37/0.51  % (1296416)lrs+1002_64_sil=128000:plsq=on:plsqc=1:cnfonf=lazy_gen:si=on:sp=occurrence:lma=off:plsqr=32,1:uwa=interpreted_only:random_seed=3885531915:i=86:piset=equals:rtra=on:ntd=on_2999 on theBenchmark for (2999ds/86Mi)
% 0.37/0.51  % (1296400)Refutation found. Thanks to Tanya!
% 0.37/0.51  % SZS status Theorem for theBenchmark
% 0.37/0.51  % SZS output start Proof for theBenchmark
% See solution above
% 0.37/0.51  % (1296400)------------------------------
% 0.37/0.51  % (1296400)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.37/0.51  % (1296400)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.37/0.51  % (1296400)CaDiCaL version: 2.1.3
% 0.37/0.51  % (1296400)Termination reason: Refutation
% 0.37/0.51  % (1296400)Time elapsed: 0.061 s
% 0.37/0.51  % (1296400)Peak memory usage: 12 MB
% 0.37/0.51  % (1296400)Instructions burned: 51 (million)
% 0.37/0.51  % (1296389)Success in time 0.12 s
% 0.37/0.51  % Vampire exiting
%------------------------------------------------------------------------------