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%------------------------------------------------------------------------------
% File     : Vampire---5.0.1
% Problem  : LCL603^1 : TPTP v9.3.1. Released v3.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM

% Computer : n007.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8046.5625MB
% OS       : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Wed Sep 30 08:14:26 AM UTC 2026

% Result   : Theorem 0.23s 0.33s
% Output   : Refutation 0.23s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   27
%            Number of leaves      :   20
% Syntax   : Number of formulae    :  157 (  52 unt;   0 typ;  12 def)
%            Number of atoms       : 1069 ( 264 equ;   0 cnn)
%            Maximal formula atoms :   10 (   6 avg)
%            Number of connectives : 1431 (  85   ~; 197   |;  28   &; 956   @)
%                                         (   8 <=>;  74  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   12 (   3 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of types       :    3 (   1 usr)
%            Number of type conns  :  201 ( 201   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   81 (  77 usr;  17 con; 0-4 aty)
%                                         (  83  !!;   0  ??;   0 @@+;   0 @@-)
%            Number of variables   :  402 (   0 sgn 157   !;   1   ?; 402   :)

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

thf(type_def_6,type,
    individuals: $tType ).

thf(func_def_1,type,
    prop_a: $i > $o ).

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

thf(func_def_30,type,
    symmetric: ( $i > $i > $o ) > $o ).

thf(func_def_31,type,
    transitive: ( $i > $i > $o ) > $o ).

thf(func_def_32,type,
    equiv_rel: ( $i > $i > $o ) > $o ).

thf(func_def_33,type,
    rel_codomain: ( $i > $i > $o ) > $i > $o ).

thf(func_def_34,type,
    rel_domain: ( $i > $i > $o ) > $i > $o ).

thf(func_def_35,type,
    rel_inverse: ( $i > $i > $o ) > $i > $i > $o ).

thf(func_def_36,type,
    equiv_classes: ( $i > $i > $o ) > ( $i > $o ) > $o ).

thf(func_def_37,type,
    restrict_rel_codomain: ( $i > $i > $o ) > ( $i > $o ) > $i > $i > $o ).

thf(func_def_38,type,
    rel_field: ( $i > $i > $o ) > $i > $o ).

thf(func_def_39,type,
    well_founded: ( $i > $i > $o ) > $o ).

thf(func_def_40,type,
    upwards_well_founded: ( $i > $i > $o ) > $o ).

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

thf(func_def_42,type,
    vIMP: $o > $o > $o ).

thf(func_def_43,type,
    db1: 
      !>[X0: $tType] : X0 ).

thf(func_def_44,type,
    db0: 
      !>[X0: $tType] : X0 ).

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

thf(func_def_46,type,
    vAND: $o > $o > $o ).

thf(func_def_47,type,
    db4: 
      !>[X0: $tType] : X0 ).

thf(func_def_48,type,
    vNOT: $o > $o ).

thf(func_def_49,type,
    db3: 
      !>[X0: $tType] : X0 ).

thf(func_def_50,type,
    vLAM: 
      !>[X0: $tType,X1: $tType] : ( X1 > X0 > X1 ) ).

thf(func_def_51,type,
    db2: 
      !>[X0: $tType] : X0 ).

thf(func_def_52,type,
    vOR: $o > $o > $o ).

thf(func_def_53,type,
    vEQ: 
      !>[X0: $tType] : ( X0 > X0 > $o ) ).

thf(func_def_56,type,
    vIFF: $o > $o > $o ).

thf(func_def_57,type,
    sK0: $i > $i > $o ).

thf(func_def_58,type,
    sF1: $o ).

thf(func_def_59,type,
    sF2: $o ).

thf(func_def_60,type,
    sF3: ( $i > $o ) > $o ).

thf(func_def_61,type,
    sF4: ( $i > $o ) > $o ).

thf(func_def_66,type,
    sK9: ( $i > $o ) > $i > $i ).

thf(func_def_67,type,
    sK10: ( $i > $o ) > $i ).

thf(func_def_68,type,
    sK11: ( $i > $o ) > $i ).

thf(func_def_69,type,
    sK12: ( $i > $o ) > $i ).

thf(func_def_70,type,
    sK13: ( $i > $o ) > $i > $i ).

thf(func_def_71,type,
    sK14: ( $i > $o ) > $i ).

thf(f3,axiom,
    ( ( ^ [X0: $i > $o,X1: $i] :
          ~ ( X0 @ X1 ) )
    = mnot ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LCL008^0.ax',mnot) ).

thf(f4,axiom,
    ( mor
    = ( ^ [X0: $i > $o,X1: $i > $o,X2: $i] :
          ( ( X0 @ X2 )
          | ( X1 @ X2 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LCL008^0.ax',mor) ).

thf(f6,axiom,
    ( ( ^ [X0: $i > $o,X1: $i > $o] : ( mor @ ( mnot @ X0 ) @ X1 ) )
    = mimpl ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LCL008^0.ax',mimpl) ).

thf(f8,axiom,
    ( mbox
    = ( ^ [X0: $i > $i > $o,X1: $i > $o,X2: $i] :
        ! [X3: $i] :
          ( ( X0 @ X2 @ X3 )
         => ( X1 @ X3 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LCL008^0.ax',mbox) ).

thf(f12,axiom,
    ( mvalid
    = ( ^ [X0: $i > $o] :
        ! [X1: $i] : ( X0 @ X1 ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LCL008^0.ax',mvalid) ).

thf(f24,axiom,
    ( ( ^ [X0: $i > $i > $o] :
        ! [X1: $i] : ( X0 @ X1 @ X1 ) )
    = reflexive ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET008^2.ax',reflexive) ).

thf(f27,axiom,
    ( ( ^ [X0: $i > $i > $o] :
        ! [X1: $i,X2: $i,X3: $i] :
          ( ( ( X0 @ X1 @ X2 )
            & ( X0 @ X2 @ X3 ) )
         => ( X0 @ X1 @ X3 ) ) )
    = transitive ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET008^2.ax',transitive) ).

thf(f37,conjecture,
    ! [X0: $i > $i > $o] :
      ( ! [X1: $i > $o] :
          ( ( mvalid @ ( mimpl @ ( mbox @ X0 @ X1 ) @ X1 ) )
          & ( mvalid @ ( mimpl @ ( mbox @ X0 @ X1 ) @ ( mbox @ X0 @ ( mbox @ X0 @ X1 ) ) ) ) )
     => ( ( transitive @ X0 )
        & ( reflexive @ X0 ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',thm) ).

thf(f38,negated_conjecture,
    ~ ! [X0: $i > $i > $o] :
        ( ! [X1: $i > $o] :
            ( ( mvalid @ ( mimpl @ ( mbox @ X0 @ X1 ) @ X1 ) )
            & ( mvalid @ ( mimpl @ ( mbox @ X0 @ X1 ) @ ( mbox @ X0 @ ( mbox @ X0 @ X1 ) ) ) ) )
       => ( ( transitive @ X0 )
          & ( reflexive @ X0 ) ) ),
    inference(negated_conjecture,[status(cth)],[f37]) ).

thf(f41,plain,
    ( mimpl
    = ( ^ [Y0: $i > $o,Y1: $i > $o] : ( mor @ ( mnot @ Y0 ) @ Y1 ) ) ),
    inference(fool_elimination,[],[f6]) ).

thf(f45,plain,
    ( mor
    = ( ^ [X0: $i > $o,X1: $i > $o,X2: $i] :
          ( ( X0 @ X2 )
          | ( X1 @ X2 ) ) ) ),
    inference(rectify,[],[f4]) ).

thf(f46,plain,
    ( mor
    = ( ^ [Y0: $i > $o,Y1: $i > $o,Y2: $i] :
          ( ( Y1 @ Y2 )
          | ( Y0 @ Y2 ) ) ) ),
    inference(fool_elimination,[],[f45]) ).

thf(f49,plain,
    ( mbox
    = ( ^ [X0: $i > $i > $o,X1: $i > $o,X2: $i] :
        ! [X3: $i] :
          ( ( X0 @ X2 @ X3 )
         => ( X1 @ X3 ) ) ) ),
    inference(rectify,[],[f8]) ).

thf(f50,plain,
    ( mbox
    = ( ^ [Y0: $i > $i > $o,Y1: $i > $o,Y2: $i] :
          ( !! @ $i
          @ ^ [Y3: $i] :
              ( ( Y0 @ Y2 @ Y3 )
             => ( Y1 @ Y3 ) ) ) ) ),
    inference(fool_elimination,[],[f49]) ).

thf(f51,plain,
    ~ ! [X0: $i > $i > $o] :
        ( ! [X1: $i > $o] :
            ( ( mvalid @ ( mimpl @ ( mbox @ X0 @ X1 ) @ X1 ) )
            & ( mvalid @ ( mimpl @ ( mbox @ X0 @ X1 ) @ ( mbox @ X0 @ ( mbox @ X0 @ X1 ) ) ) ) )
       => ( ( transitive @ X0 )
          & ( reflexive @ X0 ) ) ),
    inference(rectify,[],[f38]) ).

thf(f52,plain,
    ~ ! [X0: $i > $i > $o] :
        ( ! [X1: $i > $o] :
            ( ( ( mvalid @ ( mimpl @ ( mbox @ X0 @ X1 ) @ X1 ) )
              = $true )
            & ( ( mvalid @ ( mimpl @ ( mbox @ X0 @ X1 ) @ ( mbox @ X0 @ ( mbox @ X0 @ X1 ) ) ) )
              = $true ) )
       => ( ( ( transitive @ X0 )
            = $true )
          & ( ( reflexive @ X0 )
            = $true ) ) ),
    inference(fool_elimination,[],[f51]) ).

thf(f61,plain,
    ( ( ^ [X0: $i > $o,X1: $i] :
          ~ ( X0 @ X1 ) )
    = mnot ),
    inference(rectify,[],[f3]) ).

thf(f62,plain,
    ( mnot
    = ( ^ [Y0: $i > $o,Y1: $i] :
          ~ ( Y0 @ Y1 ) ) ),
    inference(fool_elimination,[],[f61]) ).

thf(f71,plain,
    ( mvalid
    = ( ^ [X0: $i > $o] :
        ! [X1: $i] : ( X0 @ X1 ) ) ),
    inference(rectify,[],[f12]) ).

thf(f72,plain,
    ( mvalid
    = ( ^ [Y0: $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] : ( Y0 @ Y1 ) ) ) ),
    inference(fool_elimination,[],[f71]) ).

thf(f76,plain,
    ( ( ^ [X0: $i > $i > $o] :
        ! [X1: $i] : ( X0 @ X1 @ X1 ) )
    = reflexive ),
    inference(rectify,[],[f24]) ).

thf(f77,plain,
    ( reflexive
    = ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] : ( Y0 @ Y1 @ Y1 ) ) ) ),
    inference(fool_elimination,[],[f76]) ).

thf(f102,plain,
    ( ( ^ [X0: $i > $i > $o] :
        ! [X1: $i,X2: $i,X3: $i] :
          ( ( ( X0 @ X1 @ X2 )
            & ( X0 @ X2 @ X3 ) )
         => ( X0 @ X1 @ X3 ) ) )
    = transitive ),
    inference(rectify,[],[f27]) ).

thf(f103,plain,
    ( transitive
    = ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( !! @ $i
                  @ ^ [Y3: $i] :
                      ( ( ( Y0 @ Y2 @ Y1 )
                        & ( Y0 @ Y3 @ Y2 ) )
                     => ( Y0 @ Y3 @ Y1 ) ) ) ) ) ) ),
    inference(fool_elimination,[],[f102]) ).

thf(f106,plain,
    ? [X0: $i > $i > $o] :
      ( ( ( ( reflexive @ X0 )
         != $true )
        | ( ( transitive @ X0 )
         != $true ) )
      & ! [X1: $i > $o] :
          ( ( ( mvalid @ ( mimpl @ ( mbox @ X0 @ X1 ) @ X1 ) )
            = $true )
          & ( ( mvalid @ ( mimpl @ ( mbox @ X0 @ X1 ) @ ( mbox @ X0 @ ( mbox @ X0 @ X1 ) ) ) )
            = $true ) ) ),
    inference(ennf_transformation,[],[f52]) ).

thf(f107,plain,
    ( ( ( ( reflexive @ sK0 )
       != $true )
      | ( ( transitive @ sK0 )
       != $true ) )
    & ! [X1: $i > $o] :
        ( ( ( mvalid @ ( mimpl @ ( mbox @ sK0 @ X1 ) @ X1 ) )
          = $true )
        & ( ( mvalid @ ( mimpl @ ( mbox @ sK0 @ X1 ) @ ( mbox @ sK0 @ ( mbox @ sK0 @ X1 ) ) ) )
          = $true ) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK0]),skolemize(X0,sK0)],[f106]) ).

thf(f110,plain,
    ( reflexive
    = ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] : ( Y0 @ Y1 @ Y1 ) ) ) ),
    inference(cnf_transformation,[],[f77]) ).

thf(f113,plain,
    ( mimpl
    = ( ^ [Y0: $i > $o,Y1: $i > $o] : ( mor @ ( mnot @ Y0 ) @ Y1 ) ) ),
    inference(cnf_transformation,[],[f41]) ).

thf(f114,plain,
    ( mnot
    = ( ^ [Y0: $i > $o,Y1: $i] :
          ~ ( Y0 @ Y1 ) ) ),
    inference(cnf_transformation,[],[f62]) ).

thf(f119,plain,
    ( transitive
    = ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( !! @ $i
                  @ ^ [Y3: $i] :
                      ( ( ( Y0 @ Y2 @ Y1 )
                        & ( Y0 @ Y3 @ Y2 ) )
                     => ( Y0 @ Y3 @ Y1 ) ) ) ) ) ) ),
    inference(cnf_transformation,[],[f103]) ).

thf(f124,plain,
    ! [X1: $i > $o] :
      ( ( mvalid @ ( mimpl @ ( mbox @ sK0 @ X1 ) @ ( mbox @ sK0 @ ( mbox @ sK0 @ X1 ) ) ) )
      = $true ),
    inference(cnf_transformation,[],[f107]) ).

thf(f125,plain,
    ! [X1: $i > $o] :
      ( ( mvalid @ ( mimpl @ ( mbox @ sK0 @ X1 ) @ X1 ) )
      = $true ),
    inference(cnf_transformation,[],[f107]) ).

thf(f126,plain,
    ( ( ( reflexive @ sK0 )
     != $true )
    | ( ( transitive @ sK0 )
     != $true ) ),
    inference(cnf_transformation,[],[f107]) ).

thf(f130,plain,
    ( mbox
    = ( ^ [Y0: $i > $i > $o,Y1: $i > $o,Y2: $i] :
          ( !! @ $i
          @ ^ [Y3: $i] :
              ( ( Y0 @ Y2 @ Y3 )
             => ( Y1 @ Y3 ) ) ) ) ),
    inference(cnf_transformation,[],[f50]) ).

thf(f137,plain,
    ( mvalid
    = ( ^ [Y0: $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] : ( Y0 @ Y1 ) ) ) ),
    inference(cnf_transformation,[],[f72]) ).

thf(f139,plain,
    ( mor
    = ( ^ [Y0: $i > $o,Y1: $i > $o,Y2: $i] :
          ( ( Y1 @ Y2 )
          | ( Y0 @ Y2 ) ) ) ),
    inference(cnf_transformation,[],[f46]) ).

thf(f149,plain,
    ( mimpl
    = ( ^ [Y0: $i > $o,Y1: $i > $o] :
          ( ^ [Y2: $i > $o,Y3: $i > $o,Y4: $i] :
              ( ( Y3 @ Y4 )
              | ( Y2 @ Y4 ) )
          @ ( ^ [Y2: $i > $o,Y3: $i] :
                ~ ( Y2 @ Y3 )
            @ Y0 )
          @ Y1 ) ) ),
    inference(definition_unfolding,[],[f113,f139,f114]) ).

thf(f153,plain,
    ( ( ( ^ [Y0: $i > $i > $o] :
            ( !! @ $i
            @ ^ [Y1: $i] : ( Y0 @ Y1 @ Y1 ) )
        @ sK0 )
     != $true )
    | ( ( ^ [Y0: $i > $i > $o] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( ( ( Y0 @ Y2 @ Y1 )
                          & ( Y0 @ Y3 @ Y2 ) )
                       => ( Y0 @ Y3 @ Y1 ) ) ) ) )
        @ sK0 )
     != $true ) ),
    inference(definition_unfolding,[],[f126,f110,f119]) ).

thf(f154,plain,
    ! [X1: $i > $o] :
      ( $true
      = ( ^ [Y0: $i > $o] :
            ( !! @ $i
            @ ^ [Y1: $i] : ( Y0 @ Y1 ) )
        @ ( ^ [Y0: $i > $o,Y1: $i > $o] :
              ( ^ [Y2: $i > $o,Y3: $i > $o,Y4: $i] :
                  ( ( Y3 @ Y4 )
                  | ( Y2 @ Y4 ) )
              @ ( ^ [Y2: $i > $o,Y3: $i] :
                    ~ ( Y2 @ Y3 )
                @ Y0 )
              @ Y1 )
          @ ( ^ [Y0: $i > $i > $o,Y1: $i > $o,Y2: $i] :
                ( !! @ $i
                @ ^ [Y3: $i] :
                    ( ( Y0 @ Y2 @ Y3 )
                   => ( Y1 @ Y3 ) ) )
            @ sK0
            @ X1 )
          @ X1 ) ) ),
    inference(definition_unfolding,[],[f125,f137,f149,f130]) ).

thf(f155,plain,
    ! [X1: $i > $o] :
      ( ( ^ [Y0: $i > $o] :
            ( !! @ $i
            @ ^ [Y1: $i] : ( Y0 @ Y1 ) )
        @ ( ^ [Y0: $i > $o,Y1: $i > $o] :
              ( ^ [Y2: $i > $o,Y3: $i > $o,Y4: $i] :
                  ( ( Y3 @ Y4 )
                  | ( Y2 @ Y4 ) )
              @ ( ^ [Y2: $i > $o,Y3: $i] :
                    ~ ( Y2 @ Y3 )
                @ Y0 )
              @ Y1 )
          @ ( ^ [Y0: $i > $i > $o,Y1: $i > $o,Y2: $i] :
                ( !! @ $i
                @ ^ [Y3: $i] :
                    ( ( Y0 @ Y2 @ Y3 )
                   => ( Y1 @ Y3 ) ) )
            @ sK0
            @ X1 )
          @ ( ^ [Y0: $i > $i > $o,Y1: $i > $o,Y2: $i] :
                ( !! @ $i
                @ ^ [Y3: $i] :
                    ( ( Y0 @ Y2 @ Y3 )
                   => ( Y1 @ Y3 ) ) )
            @ sK0
            @ ( ^ [Y0: $i > $i > $o,Y1: $i > $o,Y2: $i] :
                  ( !! @ $i
                  @ ^ [Y3: $i] :
                      ( ( Y0 @ Y2 @ Y3 )
                     => ( Y1 @ Y3 ) ) )
              @ sK0
              @ X1 ) ) ) )
      = $true ),
    inference(definition_unfolding,[],[f124,f137,f149,f130,f130,f130]) ).

thf(f156,definition,
    ( sF1
    = ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] : ( Y0 @ Y1 @ Y1 ) )
      @ sK0 ) ),
    introduced(definition,[new_symbols(definition,[sF1])],[function_definition]) ).

thf(f157,definition,
    ( sF2
    = ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( !! @ $i
                  @ ^ [Y3: $i] :
                      ( ( ( Y0 @ Y2 @ Y1 )
                        & ( Y0 @ Y3 @ Y2 ) )
                     => ( Y0 @ Y3 @ Y1 ) ) ) ) )
      @ sK0 ) ),
    introduced(definition,[new_symbols(definition,[sF2])],[function_definition]) ).

thf(f158,plain,
    ( ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( !! @ $i
                  @ ^ [Y3: $i] :
                      ( ( ( Y0 @ Y2 @ Y1 )
                        & ( Y0 @ Y3 @ Y2 ) )
                     => ( Y0 @ Y3 @ Y1 ) ) ) ) )
      @ sK0 )
    = sF2 ),
    inference(reorient_equations,[],[f157]) ).

thf(f159,plain,
    ( ( sF1 != $true )
    | ( sF2 != $true ) ),
    inference(definition_folding,[],[f153,f158,f156]) ).

thf(f160,definition,
    ! [X1: $i > $o] :
      ( ( sF3 @ X1 )
      = ( ^ [Y0: $i > $o] :
            ( !! @ $i
            @ ^ [Y1: $i] : ( Y0 @ Y1 ) )
        @ ( ^ [Y0: $i > $o,Y1: $i > $o] :
              ( ^ [Y2: $i > $o,Y3: $i > $o,Y4: $i] :
                  ( ( Y3 @ Y4 )
                  | ( Y2 @ Y4 ) )
              @ ( ^ [Y2: $i > $o,Y3: $i] :
                    ~ ( Y2 @ Y3 )
                @ Y0 )
              @ Y1 )
          @ ( ^ [Y0: $i > $i > $o,Y1: $i > $o,Y2: $i] :
                ( !! @ $i
                @ ^ [Y3: $i] :
                    ( ( Y0 @ Y2 @ Y3 )
                   => ( Y1 @ Y3 ) ) )
            @ sK0
            @ X1 )
          @ X1 ) ) ),
    introduced(definition,[new_symbols(definition,[sF3])],[function_definition]) ).

thf(f161,plain,
    ! [X1: $i > $o] :
      ( ( sF3 @ X1 )
      = $true ),
    inference(definition_folding,[],[f154,f160]) ).

thf(f162,definition,
    ! [X1: $i > $o] :
      ( ( sF4 @ X1 )
      = ( ^ [Y0: $i > $o] :
            ( !! @ $i
            @ ^ [Y1: $i] : ( Y0 @ Y1 ) )
        @ ( ^ [Y0: $i > $o,Y1: $i > $o] :
              ( ^ [Y2: $i > $o,Y3: $i > $o,Y4: $i] :
                  ( ( Y3 @ Y4 )
                  | ( Y2 @ Y4 ) )
              @ ( ^ [Y2: $i > $o,Y3: $i] :
                    ~ ( Y2 @ Y3 )
                @ Y0 )
              @ Y1 )
          @ ( ^ [Y0: $i > $i > $o,Y1: $i > $o,Y2: $i] :
                ( !! @ $i
                @ ^ [Y3: $i] :
                    ( ( Y0 @ Y2 @ Y3 )
                   => ( Y1 @ Y3 ) ) )
            @ sK0
            @ X1 )
          @ ( ^ [Y0: $i > $i > $o,Y1: $i > $o,Y2: $i] :
                ( !! @ $i
                @ ^ [Y3: $i] :
                    ( ( Y0 @ Y2 @ Y3 )
                   => ( Y1 @ Y3 ) ) )
            @ sK0
            @ ( ^ [Y0: $i > $i > $o,Y1: $i > $o,Y2: $i] :
                  ( !! @ $i
                  @ ^ [Y3: $i] :
                      ( ( Y0 @ Y2 @ Y3 )
                     => ( Y1 @ Y3 ) ) )
              @ sK0
              @ X1 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sF4])],[function_definition]) ).

thf(f163,plain,
    ! [X1: $i > $o] :
      ( ( sF4 @ X1 )
      = $true ),
    inference(definition_folding,[],[f155,f162]) ).

thf(f165,plain,
    ( ( $false
      = ( ^ [Y0: $i > $i > $o] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( ( ( Y0 @ Y2 @ Y1 )
                          & ( Y0 @ Y3 @ Y2 ) )
                       => ( Y0 @ Y3 @ Y1 ) ) ) ) )
        @ sK0 ) )
    | ( sF2 = $true ) ),
    inference(iff_proxy_clausification,[],[f158]) ).

thf(f166,plain,
    ( ( $false
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( ( sK0 @ Y1 @ Y0 )
                      & ( sK0 @ Y2 @ Y1 ) )
                   => ( sK0 @ Y2 @ Y0 ) ) ) ) ) )
    | ( sF2 = $true ) ),
    inference(beta-eta_normalization,[],[f165]) ).

thf(f167,plain,
    ( ( sF2 = $true )
    | ( $false
      = ( ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( ( sK0 @ Y1 @ Y0 )
                      & ( sK0 @ Y2 @ Y1 ) )
                   => ( sK0 @ Y2 @ Y0 ) ) ) )
        @ sK5 ) ) ),
    inference(sigma_proxy_clausification,[],[f166]) ).

thf(f168,plain,
    ( ( $false
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( sK0 @ Y0 @ sK5 )
                  & ( sK0 @ Y1 @ Y0 ) )
               => ( sK0 @ Y1 @ sK5 ) ) ) ) )
    | ( sF2 = $true ) ),
    inference(beta-eta_normalization,[],[f167]) ).

thf(f169,plain,
    ( ( $false
      = ( ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( sK0 @ Y0 @ sK5 )
                  & ( sK0 @ Y1 @ Y0 ) )
               => ( sK0 @ Y1 @ sK5 ) ) )
        @ sK6 ) )
    | ( sF2 = $true ) ),
    inference(sigma_proxy_clausification,[],[f168]) ).

thf(f170,plain,
    ( ( ( !! @ $i
        @ ^ [Y0: $i] :
            ( ( ( sK0 @ sK6 @ sK5 )
              & ( sK0 @ Y0 @ sK6 ) )
           => ( sK0 @ Y0 @ sK5 ) ) )
      = $false )
    | ( sF2 = $true ) ),
    inference(beta-eta_normalization,[],[f169]) ).

thf(f171,plain,
    ( ( sF2 = $true )
    | ( ( ^ [Y0: $i] :
            ( ( ( sK0 @ sK6 @ sK5 )
              & ( sK0 @ Y0 @ sK6 ) )
           => ( sK0 @ Y0 @ sK5 ) )
        @ sK7 )
      = $false ) ),
    inference(sigma_proxy_clausification,[],[f170]) ).

thf(f172,plain,
    ( ( ( ( ( sK0 @ sK6 @ sK5 )
          & ( sK0 @ sK7 @ sK6 ) )
       => ( sK0 @ sK7 @ sK5 ) )
      = $false )
    | ( sF2 = $true ) ),
    inference(beta-eta_normalization,[],[f171]) ).

thf(f173,plain,
    ( ( ( sK0 @ sK7 @ sK5 )
      = $false )
    | ( sF2 = $true ) ),
    inference(imp_proxy_clausification,[],[f172]) ).

thf(f174,plain,
    ( ( ( ( sK0 @ sK6 @ sK5 )
        & ( sK0 @ sK7 @ sK6 ) )
      = $true )
    | ( sF2 = $true ) ),
    inference(imp_proxy_clausification,[],[f172]) ).

thf(f175,plain,
    ( ( ( sK0 @ sK7 @ sK6 )
      = $true )
    | ( sF2 = $true ) ),
    inference(and_proxy_clausification,[],[f174]) ).

thf(f176,plain,
    ( ( sF2 = $true )
    | ( ( sK0 @ sK6 @ sK5 )
      = $true ) ),
    inference(and_proxy_clausification,[],[f174]) ).

thf(f186,plain,
    ( ( $false
      = ( ^ [Y0: $i > $i > $o] :
            ( !! @ $i
            @ ^ [Y1: $i] : ( Y0 @ Y1 @ Y1 ) )
        @ sK0 ) )
    | ( sF1 = $true ) ),
    inference(iff_proxy_clausification,[],[f156]) ).

thf(f191,plain,
    ( ( ( !! @ $i
        @ ^ [Y0: $i] : ( sK0 @ Y0 @ Y0 ) )
      = $false )
    | ( sF1 = $true ) ),
    inference(beta-eta_normalization,[],[f186]) ).

thf(f192,plain,
    ( ( sF1 = $true )
    | ( $false
      = ( ^ [Y0: $i] : ( sK0 @ Y0 @ Y0 )
        @ sK8 ) ) ),
    inference(sigma_proxy_clausification,[],[f191]) ).

thf(f193,plain,
    ( ( ( sK0 @ sK8 @ sK8 )
      = $false )
    | ( sF1 = $true ) ),
    inference(beta-eta_normalization,[],[f192]) ).

thf(f195,plain,
    ! [X1: $i > $o] :
      ( ( ( sF4 @ X1 )
        = $false )
      | ( ( ^ [Y0: $i > $o] :
              ( !! @ $i
              @ ^ [Y1: $i] : ( Y0 @ Y1 ) )
          @ ( ^ [Y0: $i > $o,Y1: $i > $o] :
                ( ^ [Y2: $i > $o,Y3: $i > $o,Y4: $i] :
                    ( ( Y3 @ Y4 )
                    | ( Y2 @ Y4 ) )
                @ ( ^ [Y2: $i > $o,Y3: $i] :
                      ~ ( Y2 @ Y3 )
                  @ Y0 )
                @ Y1 )
            @ ( ^ [Y0: $i > $i > $o,Y1: $i > $o,Y2: $i] :
                  ( !! @ $i
                  @ ^ [Y3: $i] :
                      ( ( Y0 @ Y2 @ Y3 )
                     => ( Y1 @ Y3 ) ) )
              @ sK0
              @ X1 )
            @ ( ^ [Y0: $i > $i > $o,Y1: $i > $o,Y2: $i] :
                  ( !! @ $i
                  @ ^ [Y3: $i] :
                      ( ( Y0 @ Y2 @ Y3 )
                     => ( Y1 @ Y3 ) ) )
              @ sK0
              @ ( ^ [Y0: $i > $i > $o,Y1: $i > $o,Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( ( Y0 @ Y2 @ Y3 )
                       => ( Y1 @ Y3 ) ) )
                @ sK0
                @ X1 ) ) ) )
        = $true ) ),
    inference(iff_proxy_clausification,[],[f162]) ).

thf(f196,plain,
    ! [X1: $i > $o] :
      ( ( ( !! @ $i
          @ ^ [Y0: $i] :
              ( ( !! @ $i
                @ ^ [Y1: $i] :
                    ( ( sK0 @ Y0 @ Y1 )
                   => ( !! @ $i
                      @ ^ [Y2: $i] :
                          ( ( sK0 @ Y1 @ Y2 )
                         => ( X1 @ Y2 ) ) ) ) )
              | ~ ( !! @ $i
                  @ ^ [Y1: $i] :
                      ( ( sK0 @ Y0 @ Y1 )
                     => ( X1 @ Y1 ) ) ) ) )
        = $true )
      | ( ( sF4 @ X1 )
        = $false ) ),
    inference(beta-eta_normalization,[],[f195]) ).

thf(f197,plain,
    ! [X2: $i,X1: $i > $o] :
      ( ( ( sF4 @ X1 )
        = $false )
      | ( ( ^ [Y0: $i] :
              ( ( !! @ $i
                @ ^ [Y1: $i] :
                    ( ( sK0 @ Y0 @ Y1 )
                   => ( !! @ $i
                      @ ^ [Y2: $i] :
                          ( ( sK0 @ Y1 @ Y2 )
                         => ( X1 @ Y2 ) ) ) ) )
              | ~ ( !! @ $i
                  @ ^ [Y1: $i] :
                      ( ( sK0 @ Y0 @ Y1 )
                     => ( X1 @ Y1 ) ) ) )
          @ X2 )
        = $true ) ),
    inference(pi_proxy_clausification,[],[f196]) ).

thf(f198,plain,
    ! [X2: $i,X1: $i > $o] :
      ( ( ( sF4 @ X1 )
        = $false )
      | ( ( ( !! @ $i
            @ ^ [Y0: $i] :
                ( ( sK0 @ X2 @ Y0 )
               => ( !! @ $i
                  @ ^ [Y1: $i] :
                      ( ( sK0 @ Y0 @ Y1 )
                     => ( X1 @ Y1 ) ) ) ) )
          | ~ ( !! @ $i
              @ ^ [Y0: $i] :
                  ( ( sK0 @ X2 @ Y0 )
                 => ( X1 @ Y0 ) ) ) )
        = $true ) ),
    inference(beta-eta_normalization,[],[f197]) ).

thf(f199,plain,
    ! [X2: $i,X1: $i > $o] :
      ( ( ( !! @ $i
          @ ^ [Y0: $i] :
              ( ( sK0 @ X2 @ Y0 )
             => ( !! @ $i
                @ ^ [Y1: $i] :
                    ( ( sK0 @ Y0 @ Y1 )
                   => ( X1 @ Y1 ) ) ) ) )
        = $true )
      | ( ( sF4 @ X1 )
        = $false )
      | ( ( ~ ( !! @ $i
              @ ^ [Y0: $i] :
                  ( ( sK0 @ X2 @ Y0 )
                 => ( X1 @ Y0 ) ) ) )
        = $true ) ),
    inference(or_proxy_clausification,[],[f198]) ).

thf(f200,plain,
    ! [X2: $i,X3: $i,X1: $i > $o] :
      ( ( ( sF4 @ X1 )
        = $false )
      | ( ( ^ [Y0: $i] :
              ( ( sK0 @ X2 @ Y0 )
             => ( !! @ $i
                @ ^ [Y1: $i] :
                    ( ( sK0 @ Y0 @ Y1 )
                   => ( X1 @ Y1 ) ) ) )
          @ X3 )
        = $true )
      | ( ( ~ ( !! @ $i
              @ ^ [Y0: $i] :
                  ( ( sK0 @ X2 @ Y0 )
                 => ( X1 @ Y0 ) ) ) )
        = $true ) ),
    inference(pi_proxy_clausification,[],[f199]) ).

thf(f201,plain,
    ! [X2: $i,X3: $i,X1: $i > $o] :
      ( ( ( ^ [Y0: $i] :
              ( ( sK0 @ X2 @ Y0 )
             => ( !! @ $i
                @ ^ [Y1: $i] :
                    ( ( sK0 @ Y0 @ Y1 )
                   => ( X1 @ Y1 ) ) ) )
          @ X3 )
        = $true )
      | ( ( sF4 @ X1 )
        = $false )
      | ( $false
        = ( !! @ $i
          @ ^ [Y0: $i] :
              ( ( sK0 @ X2 @ Y0 )
             => ( X1 @ Y0 ) ) ) ) ),
    inference(not_proxy_clausification,[],[f200]) ).

thf(f202,plain,
    ! [X2: $i,X3: $i,X1: $i > $o] :
      ( ( ( sF4 @ X1 )
        = $false )
      | ( ( ^ [Y0: $i] :
              ( ( sK0 @ X2 @ Y0 )
             => ( X1 @ Y0 ) )
          @ ( sK9 @ X1 @ X2 ) )
        = $false )
      | ( ( ^ [Y0: $i] :
              ( ( sK0 @ X2 @ Y0 )
             => ( !! @ $i
                @ ^ [Y1: $i] :
                    ( ( sK0 @ Y0 @ Y1 )
                   => ( X1 @ Y1 ) ) ) )
          @ X3 )
        = $true ) ),
    inference(sigma_proxy_clausification,[],[f201]) ).

thf(f203,plain,
    ! [X2: $i,X3: $i,X1: $i > $o] :
      ( ( ( ( sK0 @ X2 @ X3 )
         => ( !! @ $i
            @ ^ [Y0: $i] :
                ( ( sK0 @ X3 @ Y0 )
               => ( X1 @ Y0 ) ) ) )
        = $true )
      | ( ( ( sK0 @ X2 @ ( sK9 @ X1 @ X2 ) )
         => ( X1 @ ( sK9 @ X1 @ X2 ) ) )
        = $false )
      | ( ( sF4 @ X1 )
        = $false ) ),
    inference(beta-eta_normalization,[],[f202]) ).

thf(f204,plain,
    ! [X2: $i,X3: $i,X1: $i > $o] :
      ( ( ( sF4 @ X1 )
        = $false )
      | ( ( ( sK0 @ X2 @ ( sK9 @ X1 @ X2 ) )
         => ( X1 @ ( sK9 @ X1 @ X2 ) ) )
        = $false )
      | ( $false
        = ( sK0 @ X2 @ X3 ) )
      | ( ( !! @ $i
          @ ^ [Y0: $i] :
              ( ( sK0 @ X3 @ Y0 )
             => ( X1 @ Y0 ) ) )
        = $true ) ),
    inference(imp_proxy_clausification,[],[f203]) ).

thf(f205,plain,
    ! [X2: $i,X3: $i,X1: $i > $o] :
      ( ( $false
        = ( X1 @ ( sK9 @ X1 @ X2 ) ) )
      | ( ( !! @ $i
          @ ^ [Y0: $i] :
              ( ( sK0 @ X3 @ Y0 )
             => ( X1 @ Y0 ) ) )
        = $true )
      | ( ( sF4 @ X1 )
        = $false )
      | ( $false
        = ( sK0 @ X2 @ X3 ) ) ),
    inference(imp_proxy_clausification,[],[f204]) ).

thf(f206,plain,
    ! [X2: $i,X3: $i,X1: $i > $o] :
      ( ( $false
        = ( sK0 @ X2 @ X3 ) )
      | ( ( sF4 @ X1 )
        = $false )
      | ( ( !! @ $i
          @ ^ [Y0: $i] :
              ( ( sK0 @ X3 @ Y0 )
             => ( X1 @ Y0 ) ) )
        = $true )
      | ( ( sK0 @ X2 @ ( sK9 @ X1 @ X2 ) )
        = $true ) ),
    inference(imp_proxy_clausification,[],[f204]) ).

thf(f207,plain,
    ! [X2: $i,X3: $i,X1: $i > $o,X4: $i] :
      ( ( $true
        = ( ^ [Y0: $i] :
              ( ( sK0 @ X3 @ Y0 )
             => ( X1 @ Y0 ) )
          @ X4 ) )
      | ( ( sK0 @ X2 @ ( sK9 @ X1 @ X2 ) )
        = $true )
      | ( ( sF4 @ X1 )
        = $false )
      | ( $false
        = ( sK0 @ X2 @ X3 ) ) ),
    inference(pi_proxy_clausification,[],[f206]) ).

thf(f208,plain,
    ! [X2: $i,X3: $i,X1: $i > $o,X4: $i] :
      ( ( ( sK0 @ X2 @ ( sK9 @ X1 @ X2 ) )
        = $true )
      | ( ( ( sK0 @ X3 @ X4 )
         => ( X1 @ X4 ) )
        = $true )
      | ( $false
        = ( sK0 @ X2 @ X3 ) )
      | ( ( sF4 @ X1 )
        = $false ) ),
    inference(beta-eta_normalization,[],[f207]) ).

thf(f209,plain,
    ! [X2: $i,X3: $i,X1: $i > $o,X4: $i] :
      ( ( ( X1 @ X4 )
        = $true )
      | ( ( sK0 @ X2 @ ( sK9 @ X1 @ X2 ) )
        = $true )
      | ( $false
        = ( sK0 @ X2 @ X3 ) )
      | ( $false
        = ( sK0 @ X3 @ X4 ) )
      | ( ( sF4 @ X1 )
        = $false ) ),
    inference(imp_proxy_clausification,[],[f208]) ).

thf(f210,plain,
    ! [X2: $i,X3: $i,X1: $i > $o,X4: $i] :
      ( ( $false
        = ( sK0 @ X2 @ X3 ) )
      | ( $true
        = ( ^ [Y0: $i] :
              ( ( sK0 @ X3 @ Y0 )
             => ( X1 @ Y0 ) )
          @ X4 ) )
      | ( $false
        = ( X1 @ ( sK9 @ X1 @ X2 ) ) )
      | ( ( sF4 @ X1 )
        = $false ) ),
    inference(pi_proxy_clausification,[],[f205]) ).

thf(f211,plain,
    ! [X2: $i,X3: $i,X1: $i > $o,X4: $i] :
      ( ( $false
        = ( sK0 @ X2 @ X3 ) )
      | ( ( ( sK0 @ X3 @ X4 )
         => ( X1 @ X4 ) )
        = $true )
      | ( ( sF4 @ X1 )
        = $false )
      | ( $false
        = ( X1 @ ( sK9 @ X1 @ X2 ) ) ) ),
    inference(beta-eta_normalization,[],[f210]) ).

thf(f212,plain,
    ! [X2: $i,X3: $i,X1: $i > $o,X4: $i] :
      ( ( $false
        = ( sK0 @ X2 @ X3 ) )
      | ( ( sF4 @ X1 )
        = $false )
      | ( $false
        = ( X1 @ ( sK9 @ X1 @ X2 ) ) )
      | ( ( X1 @ X4 )
        = $true )
      | ( $false
        = ( sK0 @ X3 @ X4 ) ) ),
    inference(imp_proxy_clausification,[],[f211]) ).

thf(f231,plain,
    ! [X1: $i > $o] :
      ( ( $true
        = ( ^ [Y0: $i > $o] :
              ( !! @ $i
              @ ^ [Y1: $i] : ( Y0 @ Y1 ) )
          @ ( ^ [Y0: $i > $o,Y1: $i > $o] :
                ( ^ [Y2: $i > $o,Y3: $i > $o,Y4: $i] :
                    ( ( Y3 @ Y4 )
                    | ( Y2 @ Y4 ) )
                @ ( ^ [Y2: $i > $o,Y3: $i] :
                      ~ ( Y2 @ Y3 )
                  @ Y0 )
                @ Y1 )
            @ ( ^ [Y0: $i > $i > $o,Y1: $i > $o,Y2: $i] :
                  ( !! @ $i
                  @ ^ [Y3: $i] :
                      ( ( Y0 @ Y2 @ Y3 )
                     => ( Y1 @ Y3 ) ) )
              @ sK0
              @ X1 )
            @ X1 ) ) )
      | ( ( sF3 @ X1 )
        = $false ) ),
    inference(iff_proxy_clausification,[],[f160]) ).

thf(f232,plain,
    ! [X1: $i > $o] :
      ( ( ( !! @ $i
          @ ^ [Y0: $i] :
              ( ( X1 @ Y0 )
              | ~ ( !! @ $i
                  @ ^ [Y1: $i] :
                      ( ( sK0 @ Y0 @ Y1 )
                     => ( X1 @ Y1 ) ) ) ) )
        = $true )
      | ( ( sF3 @ X1 )
        = $false ) ),
    inference(beta-eta_normalization,[],[f231]) ).

thf(f233,plain,
    ! [X2: $i,X1: $i > $o] :
      ( ( ( ^ [Y0: $i] :
              ( ( X1 @ Y0 )
              | ~ ( !! @ $i
                  @ ^ [Y1: $i] :
                      ( ( sK0 @ Y0 @ Y1 )
                     => ( X1 @ Y1 ) ) ) )
          @ X2 )
        = $true )
      | ( ( sF3 @ X1 )
        = $false ) ),
    inference(pi_proxy_clausification,[],[f232]) ).

thf(f234,plain,
    ! [X2: $i,X1: $i > $o] :
      ( ( ( sF3 @ X1 )
        = $false )
      | ( $true
        = ( ( X1 @ X2 )
          | ~ ( !! @ $i
              @ ^ [Y0: $i] :
                  ( ( sK0 @ X2 @ Y0 )
                 => ( X1 @ Y0 ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f233]) ).

thf(f235,plain,
    ! [X2: $i,X1: $i > $o] :
      ( ( ( X1 @ X2 )
        = $true )
      | ( ( sF3 @ X1 )
        = $false )
      | ( ( ~ ( !! @ $i
              @ ^ [Y0: $i] :
                  ( ( sK0 @ X2 @ Y0 )
                 => ( X1 @ Y0 ) ) ) )
        = $true ) ),
    inference(or_proxy_clausification,[],[f234]) ).

thf(f236,plain,
    ! [X2: $i,X1: $i > $o] :
      ( ( $false
        = ( !! @ $i
          @ ^ [Y0: $i] :
              ( ( sK0 @ X2 @ Y0 )
             => ( X1 @ Y0 ) ) ) )
      | ( ( sF3 @ X1 )
        = $false )
      | ( ( X1 @ X2 )
        = $true ) ),
    inference(not_proxy_clausification,[],[f235]) ).

thf(f237,plain,
    ! [X2: $i,X1: $i > $o] :
      ( ( ( sF3 @ X1 )
        = $false )
      | ( $false
        = ( ^ [Y0: $i] :
              ( ( sK0 @ X2 @ Y0 )
             => ( X1 @ Y0 ) )
          @ ( sK13 @ X1 @ X2 ) ) )
      | ( ( X1 @ X2 )
        = $true ) ),
    inference(sigma_proxy_clausification,[],[f236]) ).

thf(f238,plain,
    ! [X2: $i,X1: $i > $o] :
      ( ( $false
        = ( ( sK0 @ X2 @ ( sK13 @ X1 @ X2 ) )
         => ( X1 @ ( sK13 @ X1 @ X2 ) ) ) )
      | ( ( X1 @ X2 )
        = $true )
      | ( ( sF3 @ X1 )
        = $false ) ),
    inference(beta-eta_normalization,[],[f237]) ).

thf(f239,plain,
    ! [X2: $i,X1: $i > $o] :
      ( ( ( X1 @ X2 )
        = $true )
      | ( ( sF3 @ X1 )
        = $false )
      | ( $false
        = ( X1 @ ( sK13 @ X1 @ X2 ) ) ) ),
    inference(imp_proxy_clausification,[],[f238]) ).

thf(f240,plain,
    ! [X2: $i,X1: $i > $o] :
      ( ( ( sF3 @ X1 )
        = $false )
      | ( ( X1 @ X2 )
        = $true )
      | ( ( sK0 @ X2 @ ( sK13 @ X1 @ X2 ) )
        = $true ) ),
    inference(imp_proxy_clausification,[],[f238]) ).

thf(f251,definition,
    ( spl15_1
  <=> ( ( sK0 @ sK6 @ sK5 )
      = $true ) ),
    introduced(definition,[new_symbols(definition,[spl15_1])],[avatar_definition]) ).

thf(f253,plain,
    ( ( ( sK0 @ sK6 @ sK5 )
      = $true )
    | ~ spl15_1 ),
    inference(avatar_component_clause,[],[f251]) ).

thf(f255,definition,
    ( spl15_2
  <=> ( sF2 = $true ) ),
    introduced(definition,[new_symbols(definition,[spl15_2])],[avatar_definition]) ).

thf(f258,plain,
    ( spl15_1
    | spl15_2 ),
    inference(avatar_split_clause,[],[f176,f255,f251]) ).

thf(f260,definition,
    ( spl15_3
  <=> ( ( sK0 @ sK7 @ sK6 )
      = $true ) ),
    introduced(definition,[new_symbols(definition,[spl15_3])],[avatar_definition]) ).

thf(f262,plain,
    ( ( ( sK0 @ sK7 @ sK6 )
      = $true )
    | ~ spl15_3 ),
    inference(avatar_component_clause,[],[f260]) ).

thf(f263,plain,
    ( spl15_2
    | spl15_3 ),
    inference(avatar_split_clause,[],[f175,f260,f255]) ).

thf(f265,definition,
    ( spl15_4
  <=> ( ( sK0 @ sK7 @ sK5 )
      = $false ) ),
    introduced(definition,[new_symbols(definition,[spl15_4])],[avatar_definition]) ).

thf(f267,plain,
    ( ( ( sK0 @ sK7 @ sK5 )
      = $false )
    | ~ spl15_4 ),
    inference(avatar_component_clause,[],[f265]) ).

thf(f268,plain,
    ( spl15_2
    | spl15_4 ),
    inference(avatar_split_clause,[],[f173,f265,f255]) ).

thf(f274,definition,
    ( spl15_6
  <=> ! [X2: $i,X1: $i,X3: $i] :
        ( ( ( sK0 @ X3 @ X1 )
          = $true )
        | ( ( sK0 @ X3 @ X2 )
          = $false )
        | ( ( sK0 @ X2 @ X1 )
          = $false ) ) ),
    introduced(definition,[new_symbols(definition,[spl15_6])],[avatar_definition]) ).

thf(f275,plain,
    ( ! [X2: $i,X3: $i,X1: $i] :
        ( ( ( sK0 @ X3 @ X2 )
          = $false )
        | ( ( sK0 @ X3 @ X1 )
          = $true )
        | ( ( sK0 @ X2 @ X1 )
          = $false ) )
    | ~ spl15_6 ),
    inference(avatar_component_clause,[],[f274]) ).

thf(f278,definition,
    ( spl15_7
  <=> ! [X1: $i] :
        ( ( sK0 @ X1 @ X1 )
        = $true ) ),
    introduced(definition,[new_symbols(definition,[spl15_7])],[avatar_definition]) ).

thf(f279,plain,
    ( ! [X1: $i] :
        ( ( sK0 @ X1 @ X1 )
        = $true )
    | ~ spl15_7 ),
    inference(avatar_component_clause,[],[f278]) ).

thf(f286,definition,
    ( spl15_9
  <=> ( ( sK0 @ sK8 @ sK8 )
      = $false ) ),
    introduced(definition,[new_symbols(definition,[spl15_9])],[avatar_definition]) ).

thf(f288,plain,
    ( ( ( sK0 @ sK8 @ sK8 )
      = $false )
    | ~ spl15_9 ),
    inference(avatar_component_clause,[],[f286]) ).

thf(f290,definition,
    ( spl15_10
  <=> ( sF1 = $true ) ),
    introduced(definition,[new_symbols(definition,[spl15_10])],[avatar_definition]) ).

thf(f293,plain,
    ( spl15_9
    | spl15_10 ),
    inference(avatar_split_clause,[],[f193,f290,f286]) ).

thf(f294,plain,
    ( ~ spl15_10
    | ~ spl15_2 ),
    inference(avatar_split_clause,[],[f159,f255,f290]) ).

thf(f313,plain,
    ( ( $false = $true )
    | ~ spl15_7
    | ~ spl15_9 ),
    inference(forward_demodulation,[],[f288,f279]) ).

thf(f314,plain,
    ( $false
    | ~ spl15_7
    | ~ spl15_9 ),
    inference(trivial_inequality_removal,[],[f313]) ).

thf(f315,plain,
    ( ~ spl15_7
    | ~ spl15_9 ),
    inference(avatar_contradiction_clause,[],[f314]) ).

thf(f334,plain,
    ( ! [X0: $i] :
        ( ( ( sK0 @ sK7 @ X0 )
          = $true )
        | ( $false
          = ( sK0 @ sK6 @ X0 ) )
        | ( $false = $true ) )
    | ~ spl15_3
    | ~ spl15_6 ),
    inference(constrained_superposition,[],[f275,f262]) ).

thf(f341,plain,
    ( ! [X0: $i] :
        ( ( $false
          = ( sK0 @ sK6 @ X0 ) )
        | ( ( sK0 @ sK7 @ X0 )
          = $true ) )
    | ~ spl15_3
    | ~ spl15_6 ),
    inference(trivial_inequality_removal,[],[f334]) ).

thf(f348,plain,
    ( ( $false = $true )
    | ( ( sK0 @ sK7 @ sK5 )
      = $true )
    | ~ spl15_1
    | ~ spl15_3
    | ~ spl15_6 ),
    inference(constrained_superposition,[],[f253,f341]) ).

thf(f351,plain,
    ( ( ( sK0 @ sK7 @ sK5 )
      = $true )
    | ~ spl15_1
    | ~ spl15_3
    | ~ spl15_6 ),
    inference(trivial_inequality_removal,[],[f348]) ).

thf(f355,plain,
    ( ( $false = $true )
    | ~ spl15_1
    | ~ spl15_3
    | ~ spl15_4
    | ~ spl15_6 ),
    inference(forward_demodulation,[],[f351,f267]) ).

thf(f356,plain,
    ( $false
    | ~ spl15_1
    | ~ spl15_3
    | ~ spl15_4
    | ~ spl15_6 ),
    inference(trivial_inequality_removal,[],[f355]) ).

thf(f357,plain,
    ( ~ spl15_1
    | ~ spl15_3
    | ~ spl15_4
    | ~ spl15_6 ),
    inference(avatar_contradiction_clause,[],[f356]) ).

thf(f378,plain,
    ! [X2: $i,X1: $i > $o] :
      ( ( $false = $true )
      | ( $false
        = ( X1 @ ( sK13 @ X1 @ X2 ) ) )
      | ( ( X1 @ X2 )
        = $true ) ),
    inference(forward_demodulation,[],[f239,f161]) ).

thf(f379,plain,
    ! [X2: $i,X1: $i > $o] :
      ( ( $false
        = ( X1 @ ( sK13 @ X1 @ X2 ) ) )
      | ( ( X1 @ X2 )
        = $true ) ),
    inference(trivial_inequality_removal,[],[f378]) ).

thf(f392,plain,
    ! [X2: $i,X1: $i > $o] :
      ( ( ( X1 @ X2 )
        = $true )
      | ( $false = $true )
      | ( ( sK0 @ X2 @ ( sK13 @ X1 @ X2 ) )
        = $true ) ),
    inference(forward_demodulation,[],[f240,f161]) ).

thf(f393,plain,
    ! [X2: $i,X1: $i > $o] :
      ( ( ( sK0 @ X2 @ ( sK13 @ X1 @ X2 ) )
        = $true )
      | ( ( X1 @ X2 )
        = $true ) ),
    inference(trivial_inequality_removal,[],[f392]) ).

thf(f399,plain,
    ! [X0: $i] :
      ( ( ( sK0 @ X0 @ X0 )
        = $true )
      | ( $false = $true )
      | ( ( sK0 @ X0 @ X0 )
        = $true ) ),
    inference(constrained_superposition,[],[f393,f379]) ).

thf(f406,plain,
    ! [X0: $i] :
      ( ( $false = $true )
      | ( ( sK0 @ X0 @ X0 )
        = $true ) ),
    inference(duplicate_literal_removal,[],[f399]) ).

thf(f407,plain,
    ! [X0: $i] :
      ( ( sK0 @ X0 @ X0 )
      = $true ),
    inference(trivial_inequality_removal,[],[f406]) ).

thf(f422,plain,
    spl15_7,
    inference(avatar_split_clause,[],[f407,f278]) ).

thf(f431,plain,
    ! [X2: $i,X3: $i,X1: $i > $o,X4: $i] :
      ( ( $false
        = ( sK0 @ X2 @ X3 ) )
      | ( $false
        = ( X1 @ ( sK9 @ X1 @ X2 ) ) )
      | ( ( X1 @ X4 )
        = $true )
      | ( $false
        = ( sK0 @ X3 @ X4 ) )
      | ( $false = $true ) ),
    inference(forward_demodulation,[],[f212,f163]) ).

thf(f432,plain,
    ! [X2: $i,X3: $i,X1: $i > $o,X4: $i] :
      ( ( $false
        = ( X1 @ ( sK9 @ X1 @ X2 ) ) )
      | ( $false
        = ( sK0 @ X3 @ X4 ) )
      | ( $false
        = ( sK0 @ X2 @ X3 ) )
      | ( ( X1 @ X4 )
        = $true ) ),
    inference(trivial_inequality_removal,[],[f431]) ).

thf(f450,plain,
    ! [X2: $i,X3: $i,X1: $i > $o,X4: $i] :
      ( ( $false
        = ( sK0 @ X2 @ X3 ) )
      | ( ( sK0 @ X2 @ ( sK9 @ X1 @ X2 ) )
        = $true )
      | ( ( X1 @ X4 )
        = $true )
      | ( $false
        = ( sK0 @ X3 @ X4 ) )
      | ( $false = $true ) ),
    inference(forward_demodulation,[],[f209,f163]) ).

thf(f451,plain,
    ! [X2: $i,X3: $i,X1: $i > $o,X4: $i] :
      ( ( ( sK0 @ X2 @ ( sK9 @ X1 @ X2 ) )
        = $true )
      | ( $false
        = ( sK0 @ X3 @ X4 ) )
      | ( ( X1 @ X4 )
        = $true )
      | ( $false
        = ( sK0 @ X2 @ X3 ) ) ),
    inference(trivial_inequality_removal,[],[f450]) ).

thf(f453,plain,
    ! [X2: $i,X3: $i,X0: $i,X1: $i,X4: $i] :
      ( ( $false = $true )
      | ( ( sK0 @ X0 @ X4 )
        = $true )
      | ( ( sK0 @ X1 @ X2 )
        = $false )
      | ( ( sK0 @ X0 @ X2 )
        = $true )
      | ( $false
        = ( sK0 @ X0 @ X3 ) )
      | ( $false
        = ( sK0 @ X3 @ X4 ) )
      | ( $false
        = ( sK0 @ X0 @ X1 ) ) ),
    inference(constrained_superposition,[],[f451,f432]) ).

thf(f461,plain,
    ! [X2: $i,X3: $i,X0: $i,X1: $i,X4: $i] :
      ( ( $false
        = ( sK0 @ X3 @ X4 ) )
      | ( ( sK0 @ X0 @ X2 )
        = $true )
      | ( $false
        = ( sK0 @ X0 @ X3 ) )
      | ( ( sK0 @ X0 @ X4 )
        = $true )
      | ( ( sK0 @ X1 @ X2 )
        = $false )
      | ( $false
        = ( sK0 @ X0 @ X1 ) ) ),
    inference(trivial_inequality_removal,[],[f453]) ).

thf(f487,plain,
    ! [X2: $i,X0: $i,X1: $i] :
      ( ( $false
        = ( sK0 @ X2 @ X0 ) )
      | ( ( sK0 @ X2 @ X1 )
        = $true )
      | ( $false != $false )
      | ( $false
        = ( sK0 @ X0 @ X1 ) )
      | ( ( sK0 @ X2 @ X1 )
        = $true )
      | ( $false
        = ( sK0 @ X2 @ X0 ) ) ),
    inference(equality_factoring,[],[f461]) ).

thf(f503,plain,
    ! [X2: $i,X0: $i,X1: $i] :
      ( ( $false
        = ( sK0 @ X2 @ X0 ) )
      | ( $false
        = ( sK0 @ X0 @ X1 ) )
      | ( $false != $false )
      | ( ( sK0 @ X2 @ X1 )
        = $true ) ),
    inference(duplicate_literal_removal,[],[f487]) ).

thf(f504,plain,
    ! [X2: $i,X0: $i,X1: $i] :
      ( ( ( sK0 @ X2 @ X1 )
        = $true )
      | ( $false
        = ( sK0 @ X0 @ X1 ) )
      | ( $false
        = ( sK0 @ X2 @ X0 ) ) ),
    inference(trivial_inequality_removal,[],[f503]) ).

thf(f505,plain,
    spl15_6,
    inference(avatar_split_clause,[],[f504,f274]) ).

cnf(s1,plain,
    ( spl15_1
    | spl15_2 ),
    inference(sat_conversion,[],[f258]) ).

cnf(s2,plain,
    ( spl15_2
    | spl15_3 ),
    inference(sat_conversion,[],[f263]) ).

cnf(s3,plain,
    ( spl15_2
    | spl15_4 ),
    inference(sat_conversion,[],[f268]) ).

cnf(s6,plain,
    ( spl15_9
    | spl15_10 ),
    inference(sat_conversion,[],[f293]) ).

cnf(s7,plain,
    ( ~ spl15_2
    | ~ spl15_10 ),
    inference(sat_conversion,[],[f294]) ).

cnf(s10,plain,
    ( ~ spl15_7
    | ~ spl15_9 ),
    inference(sat_conversion,[],[f315]) ).

cnf(s15,plain,
    ( ~ spl15_1
    | ~ spl15_3
    | ~ spl15_4
    | ~ spl15_6 ),
    inference(sat_conversion,[],[f357]) ).

cnf(s16,plain,
    spl15_7,
    inference(sat_conversion,[],[f422]) ).

cnf(s18,plain,
    spl15_6,
    inference(sat_conversion,[],[f505]) ).

cnf(s19,plain,
    ( ~ spl15_1
    | ~ spl15_3
    | ~ spl15_4 ),
    inference(rat,[],[s15,s18]) ).

cnf(s21,plain,
    ~ spl15_9,
    inference(rat,[],[s10,s16]) ).

cnf(s22,plain,
    spl15_10,
    inference(rat,[],[s6,s21]) ).

cnf(s24,plain,
    ~ spl15_2,
    inference(rat,[],[s7,s22]) ).

cnf(s26,plain,
    spl15_4,
    inference(rat,[],[s3,s24]) ).

cnf(s27,plain,
    spl15_3,
    inference(rat,[],[s2,s24]) ).

cnf(s28,plain,
    ~ spl15_1,
    inference(rat,[],[s19,s26,s27]) ).

cnf(s29,plain,
    $false,
    inference(rat,[],[s1,s24,s28]) ).

thf(f506,plain,
    $false,
    inference(avatar_sat_refutation,[],[s29]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02  % Problem  : LCL603^1 : TPTP v9.3.1. Released v3.6.0.
% 0.00/0.05  % Command  : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.08/0.20  % Computer : n007.cluster.edu
% 0.08/0.20  % Model    : x86_64 x86_64
% 0.08/0.20  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.20  % Memory   : 8046.5625MB
% 0.08/0.20  % OS       : Linux 6.8.0-71-generic
% 0.08/0.20  % CPULimit : 300
% 0.08/0.20  % WCLimit  : 300
% 0.08/0.20  % DateTime : Tue Sep 29 09:14:11 UTC 2026
% 0.08/0.21  % CPUTime  : 
% 0.08/0.21  Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.08/0.24  Running higher-order theorem proving
% 0.08/0.26  Running: /export/starexec/sandbox2/solver/bin/vampire-ho --input_syntax tptp --output_axiom_names on --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.23/0.33  % (3104148)Detected a higher-order problem, will run a greedy HOL sequence.
% 0.23/0.33  % (3104156)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=475076787: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)
% 0.23/0.33  % (3104159)WARNING Broken Constraint: if ho_split_queue_ratios(1,8) has been set then ho_split_queue(off) is equal to on
% 0.23/0.33  % (3104159)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
% 0.23/0.33  % (3104153)lrs+10_40_drc=off:e2e=on:si=on:uwa=one_side_interpreted:random_seed=951726188:s2a=on:i=87:rtra=on:ntd=on_2999 on theBenchmark for (2999ds/87Mi)
% 0.23/0.33  % (3104154)lrs+10_16_si=on:nwc=1.5:random_seed=1548025931:i=18:kws=arity_squared:rtra=on:fe=abstraction:ntd=on_2999 on theBenchmark for (2999ds/18Mi)
% 0.23/0.33  % (3104157)dis+21_4_fde=none:e2e=on:si=on:uwa=off:foolp=on:random_seed=1443763798:i=24:av=off:rtra=on_2999 on theBenchmark for (2999ds/24Mi)
% 0.23/0.33  % (3104155)lrs+10_1_cnfonf=off:si=on:uwa=one_side_interpreted:random_seed=2076866236:i=3:rtra=on:inj=on:ntd=on_2999 on theBenchmark for (2999ds/3Mi)
% 0.23/0.33  % (3104158)lrs+10_1_to=lpo:sil=128000:e2e=on:si=on:random_seed=1307461672:s2a=on:i=75:s2at=3:aac=none:bd=preordered:rtra=on:fe=abstraction_2999 on theBenchmark for (2999ds/75Mi)
% 0.23/0.33  % (3104159)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=3345602973:hsqr=1,8:i=157:s2at=5:add=on:nm=2:rtra=on_2999 on theBenchmark for (2999ds/157Mi)
% 0.23/0.33  % (3104155)Instruction limit reached! 
% 0.23/0.33  % (3104155)------------------------------
% 0.23/0.33  % (3104155)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.23/0.33  % (3104155)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.23/0.33  % (3104155)CaDiCaL version: 2.1.3
% 0.23/0.33  % (3104155)Termination reason: Instruction limit
% 0.23/0.33  % (3104155)Termination phase: Property scanning
% 0.23/0.33  % (3104155)Time elapsed: 0.003 s
% 0.23/0.33  % (3104155)Peak memory usage: 10 MB
% 0.23/0.33  % (3104155)Instructions burned: 5 (million)
% 0.23/0.33  % (3104154)Instruction limit reached! 
% 0.23/0.33  % (3104154)------------------------------
% 0.23/0.33  % (3104154)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.23/0.33  % (3104154)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.23/0.33  % (3104154)CaDiCaL version: 2.1.3
% 0.23/0.33  % (3104154)Termination reason: Instruction limit
% 0.23/0.33  % (3104154)Termination phase: Saturation
% 0.23/0.33  % (3104154)Time elapsed: 0.010 s
% 0.23/0.33  % (3104154)Peak memory usage: 12 MB
% 0.23/0.33  % (3104154)Instructions burned: 18 (million)
% 0.23/0.33  % (3104157)Instruction limit reached! 
% 0.23/0.33  % (3104157)------------------------------
% 0.23/0.33  % (3104157)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.23/0.33  % (3104157)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.23/0.33  % (3104157)CaDiCaL version: 2.1.3
% 0.23/0.33  % (3104157)Termination reason: Instruction limit
% 0.23/0.33  % (3104157)Termination phase: Saturation
% 0.23/0.33  % (3104157)Time elapsed: 0.014 s
% 0.23/0.33  % (3104157)Peak memory usage: 12 MB
% 0.23/0.33  % (3104157)Instructions burned: 25 (million)
% 0.23/0.33  % (3104159) found proof, printing to "/export/starexec/sandbox2/tmp/vampire-proof-3104148-3104159"...
% 0.23/0.33  % (3104159)...printing done.
% 0.23/0.33  % (3104159)Refutation found. Thanks to Tanya!
% 0.23/0.33  % SZS status Theorem for theBenchmark
% 0.23/0.33  % SZS output start Proof for theBenchmark
% See solution above
% 0.23/0.33  % (3104159)------------------------------
% 0.23/0.33  % (3104159)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.23/0.33  % (3104159)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.23/0.33  % (3104159)CaDiCaL version: 2.1.3
% 0.23/0.33  % (3104159)Termination reason: Refutation
% 0.23/0.33  % (3104159)Time elapsed: 0.020 s
% 0.23/0.33  % (3104159)Peak memory usage: 13 MB
% 0.23/0.33  % (3104159)Instructions burned: 37 (million)
% 0.23/0.33  % (3104148)Success in time 0.06 s
% 0.23/0.33  % Vampire exiting
%------------------------------------------------------------------------------