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DT2H2X---1.9.5.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : DT2H2X---1.9.5
% Problem  : SEV062^5 : TPTP v9.2.1. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : /export/starexec/sandbox/solver/bin/run_DT2H2X /export/starexec/sandbox/benchmark/theBenchmark.p 300

% Computer : n002.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Wed Feb 25 09:40:11 AM UTC 2026

% Result   : Theorem 1.40s 1.23s
% Output   : Refutation 1.40s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :   10
% Syntax   : Number of formulae    :   61 (   3 unt;   0 typ;   5 def)
%            Number of atoms       :  653 ( 198 equ;   0 cnn)
%            Maximal formula atoms :   24 (  10 avg)
%            Number of connectives :  883 ( 108   ~; 120   |;  62   &; 556   @)
%                                         (   5 <=>;  32  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   16 (   6 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   80 (  80   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   19 (  16 usr;   9 con; 0-2 aty)
%            Number of variables   :  173 (   0   ^; 125   !;  48   ?; 173   :)

% Comments : 
%------------------------------------------------------------------------------
thf(func_def_1,type,
    vEPSILON: 
      !>[X0: $tType] : ( ( X0 > $o ) > X0 ) ).

thf(func_def_5,type,
    sK1: $i > $i > $o ).

thf(func_def_7,type,
    sK3: ( $i > $i > $o ) > $i ).

thf(func_def_8,type,
    sK4: ( $i > $i > $o ) > $i ).

thf(func_def_9,type,
    sK5: ( $i > $i > $o ) > $i ).

thf(func_def_10,type,
    sK6: ( $i > $i > $o ) > $i ).

thf(func_def_11,type,
    sK7: ( $i > $i > $o ) > $i ).

thf(func_def_12,type,
    sK8: $i > $i > $o ).

thf(func_def_14,type,
    ph10: 
      !>[X0: $tType] : X0 ).

thf(f140,plain,
    $false,
    inference(avatar_sat_refutation,[status(thm)],[f94,f107,f111,f127,f132,f139]) ).

thf(f139,plain,
    ( spl9_7
    | ~ spl9_8 ),
    inference(avatar_split_clause,[status(thm)],[f138,f129,f124]) ).

thf(f124,definition,
    ( spl9_7
  <=> ( $true
      = ( sK8 @ ( sK3 @ sK8 ) @ ( sK4 @ sK8 ) ) ) ),
    introduced(definition,[new_symbols(naming,[spl9_7])],[avatar_definition]) ).

thf(f129,definition,
    ( spl9_8
  <=> ( $true
      = ( sK1 @ ( sK3 @ sK8 ) @ ( sK4 @ sK8 ) ) ) ),
    introduced(definition,[new_symbols(naming,[spl9_8])],[avatar_definition]) ).

thf(f138,plain,
    ( ( $true
      = ( sK8 @ ( sK3 @ sK8 ) @ ( sK4 @ sK8 ) ) )
    | ~ spl9_8 ),
    inference(trivial_inequality_removal,[status(thm)],[f137]) ).

thf(f137,plain,
    ( ( $true
      = ( sK8 @ ( sK3 @ sK8 ) @ ( sK4 @ sK8 ) ) )
    | ( $true != $true )
    | ~ spl9_8 ),
    inference(superposition,[status(thm)],[f15,f131]) ).

thf(f131,plain,
    ( ( $true
      = ( sK1 @ ( sK3 @ sK8 ) @ ( sK4 @ sK8 ) ) )
    | ~ spl9_8 ),
    inference(avatar_component_clause,[status(thm)],[f129]) ).

thf(f15,plain,
    ! [X10: $i,X11: $i] :
      ( ( $true
       != ( sK1 @ X11 @ X10 ) )
      | ( $true
        = ( sK8 @ X11 @ X10 ) ) ),
    inference(cnf_transformation,[status(thm)],[f13]) ).

thf(f13,plain,
    ( ! [X3: $i > $i > $o] :
        ( ( ( $true
            = ( sK1 @ ( sK3 @ X3 ) @ ( sK4 @ X3 ) ) )
          & ( ( X3 @ ( sK3 @ X3 ) @ ( sK4 @ X3 ) )
           != $true ) )
        | ( ( X3 @ sK0 @ sK2 )
          = $true )
        | ( ( ( X3 @ ( sK5 @ X3 ) @ ( sK6 @ X3 ) )
           != $true )
          & ( ( sK1 @ ( sK7 @ X3 ) @ ( sK6 @ X3 ) )
            = $true )
          & ( ( X3 @ ( sK5 @ X3 ) @ ( sK7 @ X3 ) )
            = $true ) ) )
    & ( $true
     != ( sK8 @ sK0 @ sK2 ) )
    & ! [X10: $i,X11: $i] :
        ( ( $true
          = ( sK8 @ X11 @ X10 ) )
        | ( $true
         != ( sK1 @ X11 @ X10 ) ) )
    & ! [X12: $i,X13: $i,X14: $i] :
        ( ( $true
          = ( sK8 @ X12 @ X14 ) )
        | ( ( sK8 @ X12 @ X13 )
         != $true )
        | ( $true
         != ( sK8 @ X13 @ X14 ) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2,sK3,sK4,sK5,sK6,sK7,sK8])],[f8,f12,f11,f10,f9]) ).

thf(f9,plain,
    ( ? [X0: $i,X1: $i > $i > $o,X2: $i] :
        ( ! [X3: $i > $i > $o] :
            ( ? [X4: $i,X5: $i] :
                ( ( ( X1 @ X4 @ X5 )
                  = $true )
                & ( ( X3 @ X4 @ X5 )
                 != $true ) )
            | ( ( X3 @ X0 @ X2 )
              = $true )
            | ? [X6: $i,X7: $i,X8: $i] :
                ( ( ( X3 @ X6 @ X7 )
                 != $true )
                & ( ( X1 @ X8 @ X7 )
                  = $true )
                & ( ( X3 @ X6 @ X8 )
                  = $true ) ) )
        & ? [X9: $i > $i > $o] :
            ( ( $true
             != ( X9 @ X0 @ X2 ) )
            & ! [X10: $i,X11: $i] :
                ( ( ( X9 @ X11 @ X10 )
                  = $true )
                | ( ( X1 @ X11 @ X10 )
                 != $true ) )
            & ! [X12: $i,X13: $i,X14: $i] :
                ( ( ( X9 @ X12 @ X14 )
                  = $true )
                | ( ( X9 @ X12 @ X13 )
                 != $true )
                | ( $true
                 != ( X9 @ X13 @ X14 ) ) ) ) )
   => ( ! [X3: $i > $i > $o] :
          ( ? [X5: $i,X4: $i] :
              ( ( $true
                = ( sK1 @ X4 @ X5 ) )
              & ( ( X3 @ X4 @ X5 )
               != $true ) )
          | ( ( X3 @ sK0 @ sK2 )
            = $true )
          | ? [X8: $i,X7: $i,X6: $i] :
              ( ( ( X3 @ X6 @ X7 )
               != $true )
              & ( ( sK1 @ X8 @ X7 )
                = $true )
              & ( ( X3 @ X6 @ X8 )
                = $true ) ) )
      & ? [X9: $i > $i > $o] :
          ( ( $true
           != ( X9 @ sK0 @ sK2 ) )
          & ! [X11: $i,X10: $i] :
              ( ( ( X9 @ X11 @ X10 )
                = $true )
              | ( $true
               != ( sK1 @ X11 @ X10 ) ) )
          & ! [X12: $i,X13: $i,X14: $i] :
              ( ( ( X9 @ X12 @ X14 )
                = $true )
              | ( ( X9 @ X12 @ X13 )
               != $true )
              | ( $true
               != ( X9 @ X13 @ X14 ) ) ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f10,plain,
    ! [X3: $i > $i > $o] :
      ( ? [X5: $i,X4: $i] :
          ( ( $true
            = ( sK1 @ X4 @ X5 ) )
          & ( ( X3 @ X4 @ X5 )
           != $true ) )
     => ( ( $true
          = ( sK1 @ ( sK3 @ X3 ) @ ( sK4 @ X3 ) ) )
        & ( ( X3 @ ( sK3 @ X3 ) @ ( sK4 @ X3 ) )
         != $true ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f11,plain,
    ! [X3: $i > $i > $o] :
      ( ? [X8: $i,X7: $i,X6: $i] :
          ( ( ( X3 @ X6 @ X7 )
           != $true )
          & ( ( sK1 @ X8 @ X7 )
            = $true )
          & ( ( X3 @ X6 @ X8 )
            = $true ) )
     => ( ( ( X3 @ ( sK5 @ X3 ) @ ( sK6 @ X3 ) )
         != $true )
        & ( ( sK1 @ ( sK7 @ X3 ) @ ( sK6 @ X3 ) )
          = $true )
        & ( ( X3 @ ( sK5 @ X3 ) @ ( sK7 @ X3 ) )
          = $true ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f12,plain,
    ( ? [X9: $i > $i > $o] :
        ( ( $true
         != ( X9 @ sK0 @ sK2 ) )
        & ! [X11: $i,X10: $i] :
            ( ( ( X9 @ X11 @ X10 )
              = $true )
            | ( $true
             != ( sK1 @ X11 @ X10 ) ) )
        & ! [X12: $i,X13: $i,X14: $i] :
            ( ( ( X9 @ X12 @ X14 )
              = $true )
            | ( ( X9 @ X12 @ X13 )
             != $true )
            | ( $true
             != ( X9 @ X13 @ X14 ) ) ) )
   => ( ( $true
       != ( sK8 @ sK0 @ sK2 ) )
      & ! [X11: $i,X10: $i] :
          ( ( $true
            = ( sK8 @ X11 @ X10 ) )
          | ( $true
           != ( sK1 @ X11 @ X10 ) ) )
      & ! [X14: $i,X13: $i,X12: $i] :
          ( ( $true
            = ( sK8 @ X12 @ X14 ) )
          | ( ( sK8 @ X12 @ X13 )
           != $true )
          | ( $true
           != ( sK8 @ X13 @ X14 ) ) ) ) ),
    introduced(definition,[],[choice_axiom]) ).

thf(f8,plain,
    ? [X0: $i,X1: $i > $i > $o,X2: $i] :
      ( ! [X3: $i > $i > $o] :
          ( ? [X4: $i,X5: $i] :
              ( ( ( X1 @ X4 @ X5 )
                = $true )
              & ( ( X3 @ X4 @ X5 )
               != $true ) )
          | ( ( X3 @ X0 @ X2 )
            = $true )
          | ? [X6: $i,X7: $i,X8: $i] :
              ( ( ( X3 @ X6 @ X7 )
               != $true )
              & ( ( X1 @ X8 @ X7 )
                = $true )
              & ( ( X3 @ X6 @ X8 )
                = $true ) ) )
      & ? [X9: $i > $i > $o] :
          ( ( $true
           != ( X9 @ X0 @ X2 ) )
          & ! [X10: $i,X11: $i] :
              ( ( ( X9 @ X11 @ X10 )
                = $true )
              | ( ( X1 @ X11 @ X10 )
               != $true ) )
          & ! [X12: $i,X13: $i,X14: $i] :
              ( ( ( X9 @ X12 @ X14 )
                = $true )
              | ( ( X9 @ X12 @ X13 )
               != $true )
              | ( $true
               != ( X9 @ X13 @ X14 ) ) ) ) ),
    inference(rectify,[status(thm)],[f7]) ).

thf(f7,plain,
    ? [X1: $i,X0: $i > $i > $o,X2: $i] :
      ( ! [X3: $i > $i > $o] :
          ( ? [X5: $i,X4: $i] :
              ( ( $true
                = ( X0 @ X5 @ X4 ) )
              & ( ( X3 @ X5 @ X4 )
               != $true ) )
          | ( ( X3 @ X1 @ X2 )
            = $true )
          | ? [X6: $i,X8: $i,X7: $i] :
              ( ( ( X3 @ X6 @ X8 )
               != $true )
              & ( ( X0 @ X7 @ X8 )
                = $true )
              & ( ( X3 @ X6 @ X7 )
                = $true ) ) )
      & ? [X9: $i > $i > $o] :
          ( ( ( X9 @ X1 @ X2 )
           != $true )
          & ! [X10: $i,X11: $i] :
              ( ( ( X9 @ X11 @ X10 )
                = $true )
              | ( ( X0 @ X11 @ X10 )
               != $true ) )
          & ! [X14: $i,X12: $i,X13: $i] :
              ( ( $true
                = ( X9 @ X14 @ X13 ) )
              | ( $true
               != ( X9 @ X14 @ X12 ) )
              | ( ( X9 @ X12 @ X13 )
               != $true ) ) ) ),
    inference(flattening,[status(thm)],[f6]) ).

thf(f6,plain,
    ? [X0: $i > $i > $o,X2: $i,X1: $i] :
      ( ? [X9: $i > $i > $o] :
          ( ( ( X9 @ X1 @ X2 )
           != $true )
          & ! [X12: $i,X13: $i,X14: $i] :
              ( ( $true
                = ( X9 @ X14 @ X13 ) )
              | ( $true
               != ( X9 @ X14 @ X12 ) )
              | ( ( X9 @ X12 @ X13 )
               != $true ) )
          & ! [X10: $i,X11: $i] :
              ( ( ( X9 @ X11 @ X10 )
                = $true )
              | ( ( X0 @ X11 @ X10 )
               != $true ) ) )
      & ! [X3: $i > $i > $o] :
          ( ( ( X3 @ X1 @ X2 )
            = $true )
          | ? [X7: $i,X6: $i,X8: $i] :
              ( ( ( X3 @ X6 @ X8 )
               != $true )
              & ( ( X0 @ X7 @ X8 )
                = $true )
              & ( ( X3 @ X6 @ X7 )
                = $true ) )
          | ? [X5: $i,X4: $i] :
              ( ( $true
                = ( X0 @ X5 @ X4 ) )
              & ( ( X3 @ X5 @ X4 )
               != $true ) ) ) ),
    inference(ennf_transformation,[status(thm)],[f5]) ).

thf(f5,plain,
    ~ ! [X0: $i > $i > $o,X2: $i,X1: $i] :
        ( ! [X3: $i > $i > $o] :
            ( ( ! [X7: $i,X6: $i,X8: $i] :
                  ( ( ( ( X0 @ X7 @ X8 )
                      = $true )
                    & ( ( X3 @ X6 @ X7 )
                      = $true ) )
                 => ( ( X3 @ X6 @ X8 )
                    = $true ) )
              & ! [X4: $i,X5: $i] :
                  ( ( $true
                    = ( X0 @ X5 @ X4 ) )
                 => ( ( X3 @ X5 @ X4 )
                    = $true ) ) )
           => ( ( X3 @ X1 @ X2 )
              = $true ) )
       => ! [X9: $i > $i > $o] :
            ( ( ! [X12: $i,X13: $i,X14: $i] :
                  ( ( ( $true
                      = ( X9 @ X14 @ X12 ) )
                    & ( ( X9 @ X12 @ X13 )
                      = $true ) )
                 => ( $true
                    = ( X9 @ X14 @ X13 ) ) )
              & ! [X10: $i,X11: $i] :
                  ( ( ( X0 @ X11 @ X10 )
                    = $true )
                 => ( ( X9 @ X11 @ X10 )
                    = $true ) ) )
           => ( ( X9 @ X1 @ X2 )
              = $true ) ) ),
    inference(fool_elimination,[status(thm)],[f4]) ).

thf(f4,plain,
    ~ ! [X0: $i > $i > $o,X1: $i,X2: $i] :
        ( ! [X3: $i > $i > $o] :
            ( ( ! [X4: $i,X5: $i] :
                  ( ( X0 @ X5 @ X4 )
                 => ( X3 @ X5 @ X4 ) )
              & ! [X6: $i,X7: $i,X8: $i] :
                  ( ( ( X0 @ X7 @ X8 )
                    & ( X3 @ X6 @ X7 ) )
                 => ( X3 @ X6 @ X8 ) ) )
           => ( X3 @ X1 @ X2 ) )
       => ! [X9: $i > $i > $o] :
            ( ( ! [X10: $i,X11: $i] :
                  ( ( X0 @ X11 @ X10 )
                 => ( X9 @ X11 @ X10 ) )
              & ! [X12: $i,X13: $i,X14: $i] :
                  ( ( ( X9 @ X12 @ X13 )
                    & ( X9 @ X14 @ X12 ) )
                 => ( X9 @ X14 @ X13 ) ) )
           => ( X9 @ X1 @ X2 ) ) ),
    inference(rectify,[status(thm)],[f2]) ).

thf(f2,negated_conjecture,
    ~ ! [X0: $i > $i > $o,X1: $i,X2: $i] :
        ( ! [X3: $i > $i > $o] :
            ( ( ! [X5: $i,X4: $i] :
                  ( ( X0 @ X4 @ X5 )
                 => ( X3 @ X4 @ X5 ) )
              & ! [X6: $i,X7: $i,X8: $i] :
                  ( ( ( X0 @ X7 @ X8 )
                    & ( X3 @ X6 @ X7 ) )
                 => ( X3 @ X6 @ X8 ) ) )
           => ( X3 @ X1 @ X2 ) )
       => ! [X3: $i > $i > $o] :
            ( ( ! [X5: $i,X4: $i] :
                  ( ( X0 @ X4 @ X5 )
                 => ( X3 @ X4 @ X5 ) )
              & ! [X5: $i,X9: $i,X4: $i] :
                  ( ( ( X3 @ X5 @ X9 )
                    & ( X3 @ X4 @ X5 ) )
                 => ( X3 @ X4 @ X9 ) ) )
           => ( X3 @ X1 @ X2 ) ) ),
    inference(negated_conjecture,[status(cth)],[f1]) ).

thf(f1,conjecture,
    ! [X0: $i > $i > $o,X1: $i,X2: $i] :
      ( ! [X3: $i > $i > $o] :
          ( ( ! [X5: $i,X4: $i] :
                ( ( X0 @ X4 @ X5 )
               => ( X3 @ X4 @ X5 ) )
            & ! [X6: $i,X7: $i,X8: $i] :
                ( ( ( X0 @ X7 @ X8 )
                  & ( X3 @ X6 @ X7 ) )
               => ( X3 @ X6 @ X8 ) ) )
         => ( X3 @ X1 @ X2 ) )
     => ! [X3: $i > $i > $o] :
          ( ( ! [X5: $i,X4: $i] :
                ( ( X0 @ X4 @ X5 )
               => ( X3 @ X4 @ X5 ) )
            & ! [X5: $i,X9: $i,X4: $i] :
                ( ( ( X3 @ X5 @ X9 )
                  & ( X3 @ X4 @ X5 ) )
               => ( X3 @ X4 @ X9 ) ) )
         => ( X3 @ X1 @ X2 ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.ygt2reKnyU/DTF2THF_2519.p',cT146A_pme) ).

thf(f132,plain,
    ( spl9_8
    | spl9_4
    | ~ spl9_5
    | ~ spl9_6 ),
    inference(avatar_split_clause,[status(thm)],[f121,f90,f86,f82,f129]) ).

thf(f82,definition,
    ( spl9_4
  <=> ( $true
      = ( sK8 @ sK0 @ sK2 ) ) ),
    introduced(definition,[new_symbols(naming,[spl9_4])],[avatar_definition]) ).

thf(f86,definition,
    ( spl9_5
  <=> ( $true
      = ( sK8 @ ( sK5 @ sK8 ) @ ( sK7 @ sK8 ) ) ) ),
    introduced(definition,[new_symbols(naming,[spl9_5])],[avatar_definition]) ).

thf(f90,definition,
    ( spl9_6
  <=> ( ( sK1 @ ( sK7 @ sK8 ) @ ( sK6 @ sK8 ) )
      = $true ) ),
    introduced(definition,[new_symbols(naming,[spl9_6])],[avatar_definition]) ).

thf(f121,plain,
    ( ( $true
      = ( sK1 @ ( sK3 @ sK8 ) @ ( sK4 @ sK8 ) ) )
    | ( $true
      = ( sK8 @ sK0 @ sK2 ) )
    | ~ spl9_5
    | ~ spl9_6 ),
    inference(trivial_inequality_removal,[status(thm)],[f118]) ).

thf(f118,plain,
    ( ( $true
      = ( sK8 @ sK0 @ sK2 ) )
    | ( $true
      = ( sK1 @ ( sK3 @ sK8 ) @ ( sK4 @ sK8 ) ) )
    | ( $true != $true )
    | ~ spl9_5
    | ~ spl9_6 ),
    inference(superposition,[status(thm)],[f22,f115]) ).

thf(f115,plain,
    ( ( ( sK8 @ ( sK5 @ sK8 ) @ ( sK6 @ sK8 ) )
      = $true )
    | ~ spl9_5
    | ~ spl9_6 ),
    inference(trivial_inequality_removal,[status(thm)],[f113]) ).

thf(f113,plain,
    ( ( ( sK8 @ ( sK5 @ sK8 ) @ ( sK6 @ sK8 ) )
      = $true )
    | ( $true != $true )
    | ~ spl9_5
    | ~ spl9_6 ),
    inference(superposition,[status(thm)],[f98,f88]) ).

thf(f88,plain,
    ( ( $true
      = ( sK8 @ ( sK5 @ sK8 ) @ ( sK7 @ sK8 ) ) )
    | ~ spl9_5 ),
    inference(avatar_component_clause,[status(thm)],[f86]) ).

thf(f98,plain,
    ( ! [X0: $i] :
        ( ( $true
         != ( sK8 @ X0 @ ( sK7 @ sK8 ) ) )
        | ( ( sK8 @ X0 @ ( sK6 @ sK8 ) )
          = $true ) )
    | ~ spl9_6 ),
    inference(trivial_inequality_removal,[status(thm)],[f97]) ).

thf(f97,plain,
    ( ! [X0: $i] :
        ( ( $true
         != ( sK8 @ X0 @ ( sK7 @ sK8 ) ) )
        | ( ( sK8 @ X0 @ ( sK6 @ sK8 ) )
          = $true )
        | ( $true != $true ) )
    | ~ spl9_6 ),
    inference(superposition,[status(thm)],[f14,f96]) ).

thf(f96,plain,
    ( ( ( sK8 @ ( sK7 @ sK8 ) @ ( sK6 @ sK8 ) )
      = $true )
    | ~ spl9_6 ),
    inference(trivial_inequality_removal,[status(thm)],[f95]) ).

thf(f95,plain,
    ( ( ( sK8 @ ( sK7 @ sK8 ) @ ( sK6 @ sK8 ) )
      = $true )
    | ( $true != $true )
    | ~ spl9_6 ),
    inference(superposition,[status(thm)],[f15,f92]) ).

thf(f92,plain,
    ( ( ( sK1 @ ( sK7 @ sK8 ) @ ( sK6 @ sK8 ) )
      = $true )
    | ~ spl9_6 ),
    inference(avatar_component_clause,[status(thm)],[f90]) ).

thf(f14,plain,
    ! [X14: $i,X12: $i,X13: $i] :
      ( ( $true
       != ( sK8 @ X13 @ X14 ) )
      | ( $true
        = ( sK8 @ X12 @ X14 ) )
      | ( ( sK8 @ X12 @ X13 )
       != $true ) ),
    inference(cnf_transformation,[status(thm)],[f13]) ).

thf(f22,plain,
    ! [X3: $i > $i > $o] :
      ( ( ( X3 @ ( sK5 @ X3 ) @ ( sK6 @ X3 ) )
       != $true )
      | ( ( X3 @ sK0 @ sK2 )
        = $true )
      | ( $true
        = ( sK1 @ ( sK3 @ X3 ) @ ( sK4 @ X3 ) ) ) ),
    inference(cnf_transformation,[status(thm)],[f13]) ).

thf(f127,plain,
    ( ~ spl9_7
    | spl9_4
    | ~ spl9_5
    | ~ spl9_6 ),
    inference(avatar_split_clause,[status(thm)],[f122,f90,f86,f82,f124]) ).

thf(f122,plain,
    ( ( $true
     != ( sK8 @ ( sK3 @ sK8 ) @ ( sK4 @ sK8 ) ) )
    | ( $true
      = ( sK8 @ sK0 @ sK2 ) )
    | ~ spl9_5
    | ~ spl9_6 ),
    inference(trivial_inequality_removal,[status(thm)],[f119]) ).

thf(f119,plain,
    ( ( $true
      = ( sK8 @ sK0 @ sK2 ) )
    | ( $true
     != ( sK8 @ ( sK3 @ sK8 ) @ ( sK4 @ sK8 ) ) )
    | ( $true != $true )
    | ~ spl9_5
    | ~ spl9_6 ),
    inference(superposition,[status(thm)],[f19,f115]) ).

thf(f19,plain,
    ! [X3: $i > $i > $o] :
      ( ( ( X3 @ ( sK5 @ X3 ) @ ( sK6 @ X3 ) )
       != $true )
      | ( ( X3 @ sK0 @ sK2 )
        = $true )
      | ( ( X3 @ ( sK3 @ X3 ) @ ( sK4 @ X3 ) )
       != $true ) ),
    inference(cnf_transformation,[status(thm)],[f13]) ).

thf(f111,plain,
    ~ spl9_4,
    inference(avatar_contradiction_clause,[status(thm)],[f110]) ).

thf(f110,plain,
    ( $false
    | ~ spl9_4 ),
    inference(trivial_inequality_removal,[status(thm)],[f108]) ).

thf(f108,plain,
    ( ( $true != $true )
    | ~ spl9_4 ),
    inference(superposition,[status(thm)],[f16,f84]) ).

thf(f84,plain,
    ( ( $true
      = ( sK8 @ sK0 @ sK2 ) )
    | ~ spl9_4 ),
    inference(avatar_component_clause,[status(thm)],[f82]) ).

thf(f16,plain,
    ( $true
   != ( sK8 @ sK0 @ sK2 ) ),
    inference(cnf_transformation,[status(thm)],[f13]) ).

thf(f107,plain,
    ( spl9_4
    | spl9_5 ),
    inference(avatar_split_clause,[status(thm)],[f106,f86,f82]) ).

thf(f106,plain,
    ( ( $true
      = ( sK8 @ sK0 @ sK2 ) )
    | ( $true
      = ( sK8 @ ( sK5 @ sK8 ) @ ( sK7 @ sK8 ) ) ) ),
    inference(trivial_inequality_removal,[status(thm)],[f105]) ).

thf(f105,plain,
    ( ( $true
      = ( sK8 @ ( sK5 @ sK8 ) @ ( sK7 @ sK8 ) ) )
    | ( $true != $true )
    | ( $true
      = ( sK8 @ sK0 @ sK2 ) ) ),
    inference(duplicate_literal_removal,[status(thm)],[f101]) ).

thf(f101,plain,
    ( ( $true
      = ( sK8 @ ( sK5 @ sK8 ) @ ( sK7 @ sK8 ) ) )
    | ( $true
      = ( sK8 @ sK0 @ sK2 ) )
    | ( $true
      = ( sK8 @ sK0 @ sK2 ) )
    | ( $true != $true )
    | ( $true
      = ( sK8 @ ( sK5 @ sK8 ) @ ( sK7 @ sK8 ) ) ) ),
    inference(superposition,[status(thm)],[f17,f59]) ).

thf(f59,plain,
    ! [X0: $i > $i > $o] :
      ( ( $true
        = ( sK8 @ ( sK3 @ X0 ) @ ( sK4 @ X0 ) ) )
      | ( ( X0 @ ( sK5 @ X0 ) @ ( sK7 @ X0 ) )
        = $true )
      | ( ( X0 @ sK0 @ sK2 )
        = $true ) ),
    inference(trivial_inequality_removal,[status(thm)],[f56]) ).

thf(f56,plain,
    ! [X0: $i > $i > $o] :
      ( ( ( X0 @ ( sK5 @ X0 ) @ ( sK7 @ X0 ) )
        = $true )
      | ( $true
        = ( sK8 @ ( sK3 @ X0 ) @ ( sK4 @ X0 ) ) )
      | ( $true != $true )
      | ( ( X0 @ sK0 @ sK2 )
        = $true ) ),
    inference(superposition,[status(thm)],[f15,f20]) ).

thf(f20,plain,
    ! [X3: $i > $i > $o] :
      ( ( $true
        = ( sK1 @ ( sK3 @ X3 ) @ ( sK4 @ X3 ) ) )
      | ( ( X3 @ sK0 @ sK2 )
        = $true )
      | ( ( X3 @ ( sK5 @ X3 ) @ ( sK7 @ X3 ) )
        = $true ) ),
    inference(cnf_transformation,[status(thm)],[f13]) ).

thf(f17,plain,
    ! [X3: $i > $i > $o] :
      ( ( ( X3 @ ( sK3 @ X3 ) @ ( sK4 @ X3 ) )
       != $true )
      | ( ( X3 @ sK0 @ sK2 )
        = $true )
      | ( ( X3 @ ( sK5 @ X3 ) @ ( sK7 @ X3 ) )
        = $true ) ),
    inference(cnf_transformation,[status(thm)],[f13]) ).

thf(f94,plain,
    ( spl9_4
    | spl9_6 ),
    inference(avatar_split_clause,[status(thm)],[f77,f90,f82]) ).

thf(f77,plain,
    ( ( ( sK1 @ ( sK7 @ sK8 ) @ ( sK6 @ sK8 ) )
      = $true )
    | ( $true
      = ( sK8 @ sK0 @ sK2 ) ) ),
    inference(trivial_inequality_removal,[status(thm)],[f76]) ).

thf(f76,plain,
    ( ( $true
      = ( sK8 @ sK0 @ sK2 ) )
    | ( ( sK1 @ ( sK7 @ sK8 ) @ ( sK6 @ sK8 ) )
      = $true )
    | ( $true != $true ) ),
    inference(duplicate_literal_removal,[status(thm)],[f74]) ).

thf(f74,plain,
    ( ( ( sK1 @ ( sK7 @ sK8 ) @ ( sK6 @ sK8 ) )
      = $true )
    | ( $true
      = ( sK8 @ sK0 @ sK2 ) )
    | ( ( sK1 @ ( sK7 @ sK8 ) @ ( sK6 @ sK8 ) )
      = $true )
    | ( $true != $true )
    | ( $true
      = ( sK8 @ sK0 @ sK2 ) ) ),
    inference(superposition,[status(thm)],[f18,f25]) ).

thf(f25,plain,
    ! [X0: $i > $i > $o] :
      ( ( $true
        = ( sK8 @ ( sK3 @ X0 ) @ ( sK4 @ X0 ) ) )
      | ( ( X0 @ sK0 @ sK2 )
        = $true )
      | ( $true
        = ( sK1 @ ( sK7 @ X0 ) @ ( sK6 @ X0 ) ) ) ),
    inference(trivial_inequality_removal,[status(thm)],[f23]) ).

thf(f23,plain,
    ! [X0: $i > $i > $o] :
      ( ( ( X0 @ sK0 @ sK2 )
        = $true )
      | ( $true
        = ( sK8 @ ( sK3 @ X0 ) @ ( sK4 @ X0 ) ) )
      | ( $true
        = ( sK1 @ ( sK7 @ X0 ) @ ( sK6 @ X0 ) ) )
      | ( $true != $true ) ),
    inference(superposition,[status(thm)],[f15,f21]) ).

thf(f21,plain,
    ! [X3: $i > $i > $o] :
      ( ( $true
        = ( sK1 @ ( sK3 @ X3 ) @ ( sK4 @ X3 ) ) )
      | ( ( sK1 @ ( sK7 @ X3 ) @ ( sK6 @ X3 ) )
        = $true )
      | ( ( X3 @ sK0 @ sK2 )
        = $true ) ),
    inference(cnf_transformation,[status(thm)],[f13]) ).

thf(f18,plain,
    ! [X3: $i > $i > $o] :
      ( ( ( X3 @ ( sK3 @ X3 ) @ ( sK4 @ X3 ) )
       != $true )
      | ( ( X3 @ sK0 @ sK2 )
        = $true )
      | ( ( sK1 @ ( sK7 @ X3 ) @ ( sK6 @ X3 ) )
        = $true ) ),
    inference(cnf_transformation,[status(thm)],[f13]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem  : SEV062^5 : TPTP v9.2.1. Released v4.0.0.
% 0.10/0.13  % Command  : /export/starexec/sandbox/solver/bin/run_DT2H2X /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 0.12/0.33  % Computer : n002.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 300
% 0.12/0.33  % DateTime : Tue Feb 24 12:39:48 EST 2026
% 0.12/0.33  % CPUTime  : 
% 0.12/0.33  Running /export/starexec/sandbox/solver/bin/run_DT2H2X /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 0.16/0.43  ---- Original DTF file ---
% 0.16/0.44  thf(spec,logic,$$dhol).
% 0.16/0.44  %------------------------------------------------------------------------------
% 0.16/0.44  % File     : SEV062^5 : TPTP v9.2.1. Released v4.0.0.
% 0.16/0.44  % Domain   : Set Theory (Relations)
% 0.16/0.44  % Problem  : TPS problem T146A
% 0.16/0.44  % Version  : Especial.
% 0.16/0.44  % English  :
% 0.16/0.44  
% 0.16/0.44  % Refs     : [Bro09] Brown (2009), Email to Geoff Sutcliffe
% 0.16/0.44  % Source   : [Bro09]
% 0.16/0.44  % Names    : tps_0338 [Bro09]
% 0.16/0.44  %          : T146A [TPS]
% 0.16/0.44  
% 0.16/0.44  % Status   : Theorem
% 0.16/0.44  % Rating   : 0.00 v8.1.0, 0.08 v7.4.0, 0.00 v7.3.0, 0.10 v7.2.0, 0.00 v6.2.0, 0.17 v6.0.0, 0.00 v5.1.0, 0.25 v5.0.0, 0.00 v4.0.1, 0.33 v4.0.0
% 0.16/0.44  % Syntax   : Number of formulae    :    1 (   0 unt;   0 typ;   0 def)
% 0.16/0.44  %            Number of atoms       :    0 (   0 equ;   0 cnn)
% 0.16/0.44  %            Maximal formula atoms :    0 (   0 avg)
% 0.16/0.44  %            Number of connectives :   35 (   0   ~;   0   |;   4   &;  24   @)
% 0.16/0.44  %                                         (   0 <=>;   7  =>;   0  <=;   0 <~>)
% 0.16/0.44  %            Maximal formula depth :   15 (  15 avg)
% 0.16/0.44  %            Number of types       :    2 (   0 usr)
% 0.16/0.44  %            Number of type conns  :    6 (   6   >;   0   *;   0   +;   0  <<)
% 0.16/0.44  %            Number of symbols     :    0 (   0 usr;   0 con; --- aty)
% 0.16/0.44  %            Number of variables   :   15 (   0   ^;  15   !;   0   ?;  15   :)
% 0.16/0.44  % SPC      : TH0_THM_NEQ_NAR
% 0.16/0.44  
% 0.16/0.44  % Comments : This problem is from the TPS library. Copyright (c) 2009 The TPS
% 0.16/0.44  %            project in the Department of Mathematical Sciences at Carnegie
% 0.16/0.44  %            Mellon University. Distributed under the Creative Commons copyleft
% 0.16/0.44  %            license: http://creativecommons.org/licenses/by-sa/3.0/
% 0.16/0.44  %          : Polymorphic definitions expanded.
% 0.16/0.44  %------------------------------------------------------------------------------
% 0.16/0.44  thf(cT146A_pme,conjecture,
% 0.16/0.44      ! [Xr: $i > $i > $o,Xx: $i,Xy: $i] :
% 0.16/0.44        ( ! [Xp: $i > $i > $o] :
% 0.16/0.44            ( ( ! [Xx0: $i,Xy0: $i] :
% 0.16/0.44                  ( ( Xr @ Xx0 @ Xy0 )
% 0.16/0.44                 => ( Xp @ Xx0 @ Xy0 ) )
% 0.16/0.44              & ! [Xu: $i,Xv: $i,Xw: $i] :
% 0.16/0.44                  ( ( ( Xp @ Xu @ Xv )
% 0.16/0.44                    & ( Xr @ Xv @ Xw ) )
% 0.16/0.44                 => ( Xp @ Xu @ Xw ) ) )
% 0.16/0.44           => ( Xp @ Xx @ Xy ) )
% 0.16/0.44       => ! [Xp: $i > $i > $o] :
% 0.16/0.44            ( ( ! [Xx0: $i,Xy0: $i] :
% 0.16/0.44                  ( ( Xr @ Xx0 @ Xy0 )
% 0.16/0.44                 => ( Xp @ Xx0 @ Xy0 ) )
% 0.16/0.44              & ! [Xx0: $i,Xy0: $i,Xz: $i] :
% 0.16/0.44                  ( ( ( Xp @ Xx0 @ Xy0 )
% 0.16/0.44                    & ( Xp @ Xy0 @ Xz ) )
% 0.16/0.44                 => ( Xp @ Xx0 @ Xz ) ) )
% 0.16/0.44           => ( Xp @ Xx @ Xy ) ) ) ).
% 0.16/0.44  
% 0.16/0.44  %------------------------------------------------------------------------------
% 0.16/0.44  ------------------------
% 1.24/1.19  ---- Embedded in THF ---
% 1.24/1.19  %%% This output was generated by embedproblem, version 1.9.5 (library version 1.9).
% 1.24/1.19  %%% Generated on Tue Feb 24 12:39:49 EST 2026
% 1.24/1.19  %%% using '$$dhol' embedding, version 1.3.0.
% 1.24/1.19  %%% Logic specification used:
% 1.24/1.19  %%% thf(spec, logic, $$dhol).
% 1.24/1.19  
% 1.24/1.19  % SZS output start ListOfTHF for /export/starexec/sandbox/tmp/tmp.ygt2reKnyU/DTF2DTF2519.p
% See solution above
% 1.24/1.19  ------------------------
% 1.40/1.20  ---- Cleaned THF ---
% 1.40/1.20  thf(cT146A_pme,conjecture,
% 1.40/1.20      ! [Xr: $i > $i > $o,Xx: $i,Xy: $i] :
% 1.40/1.20        ( ! [Xp: $i > $i > $o] :
% 1.40/1.20            ( ( ! [Xx0: $i,Xy0: $i] :
% 1.40/1.20                  ( ( Xr @ Xx0 @ Xy0 )
% 1.40/1.20                 => ( Xp @ Xx0 @ Xy0 ) )
% 1.40/1.20              & ! [Xu: $i,Xv: $i,Xw: $i] :
% 1.40/1.20                  ( ( ( Xp @ Xu @ Xv )
% 1.40/1.20                    & ( Xr @ Xv @ Xw ) )
% 1.40/1.20                 => ( Xp @ Xu @ Xw ) ) )
% 1.40/1.20           => ( Xp @ Xx @ Xy ) )
% 1.40/1.20       => ! [Xp: $i > $i > $o] :
% 1.40/1.20            ( ( ! [Xx0: $i,Xy0: $i] :
% 1.40/1.20                  ( ( Xr @ Xx0 @ Xy0 )
% 1.40/1.20                 => ( Xp @ Xx0 @ Xy0 ) )
% 1.40/1.20              & ! [Xx0: $i,Xy0: $i,Xz: $i] :
% 1.40/1.20                  ( ( ( Xp @ Xx0 @ Xy0 )
% 1.40/1.20                    & ( Xp @ Xy0 @ Xz ) )
% 1.40/1.20                 => ( Xp @ Xx0 @ Xz ) ) )
% 1.40/1.20           => ( Xp @ Xx @ Xy ) ) ) ).
% 1.40/1.20  ------------------------
% 1.40/1.21  % (2618)lrs+1002_1:8_bd=off:fd=off:hud=10:tnu=1:i=183:si=on:rtra=on_0 on DTF2THF_2519 for (3000ds/183Mi)
% 1.40/1.22  % (2621)lrs+10_1:1_au=on:inj=on:i=2:si=on:rtra=on_0 on DTF2THF_2519 for (3000ds/2Mi)
% 1.40/1.22  % (2622)lrs+1002_1:128_aac=none:au=on:cnfonf=lazy_not_gen_be_off:sos=all:i=2:si=on:rtra=on_0 on DTF2THF_2519 for (3000ds/2Mi)
% 1.40/1.22  % (2624)lrs+1004_1:128_cond=on:e2e=on:sp=weighted_frequency:i=18:si=on:rtra=on_0 on DTF2THF_2519 for (3000ds/18Mi)
% 1.40/1.22  % (2619)lrs+10_1:1_c=on:cnfonf=conj_eager:fd=off:fe=off:kws=frequency:spb=intro:i=4:si=on:rtra=on_0 on DTF2THF_2519 for (3000ds/4Mi)
% 1.40/1.22  % (2620)dis+1010_1:1_au=on:cbe=off:chr=on:fsr=off:hfsq=on:nm=64:sos=theory:sp=weighted_frequency:i=27:si=on:rtra=on_0 on DTF2THF_2519 for (3000ds/27Mi)
% 1.40/1.22  % (2623)lrs+1002_1:1_au=on:bd=off:e2e=on:sd=2:sos=on:ss=axioms:i=275:si=on:rtra=on_0 on DTF2THF_2519 for (3000ds/275Mi)
% 1.40/1.22  % (2621)Instruction limit reached!
% 1.40/1.22  % (2621)------------------------------
% 1.40/1.22  % (2621)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 1.40/1.22  % (2621)Termination reason: Unknown
% 1.40/1.22  % (2622)Instruction limit reached!
% 1.40/1.22  % (2622)------------------------------
% 1.40/1.22  % (2622)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 1.40/1.22  % (2621)Termination phase: Preprocessing 3
% 1.40/1.22  
% 1.40/1.22  % (2621)Memory used [KB]: 895
% 1.40/1.22  % (2621)Time elapsed: 0.002 s
% 1.40/1.22  % (2621)Instructions burned: 2 (million)
% 1.40/1.22  % (2621)------------------------------
% 1.40/1.22  % (2621)------------------------------
% 1.40/1.22  % (2622)Termination reason: Unknown
% 1.40/1.22  % (2622)Termination phase: Property scanning
% 1.40/1.22  
% 1.40/1.22  % (2622)Memory used [KB]: 895
% 1.40/1.22  % (2622)Time elapsed: 0.002 s
% 1.40/1.22  % (2622)Instructions burned: 2 (million)
% 1.40/1.22  % (2622)------------------------------
% 1.40/1.22  % (2622)------------------------------
% 1.40/1.22  % (2619)Instruction limit reached!
% 1.40/1.22  % (2619)------------------------------
% 1.40/1.22  % (2619)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 1.40/1.22  % (2619)Termination reason: Unknown
% 1.40/1.22  % (2619)Termination phase: Saturation
% 1.40/1.22  
% 1.40/1.22  % (2619)Memory used [KB]: 5500
% 1.40/1.22  % (2619)Time elapsed: 0.004 s
% 1.40/1.22  % (2619)Instructions burned: 4 (million)
% 1.40/1.22  % (2619)------------------------------
% 1.40/1.22  % (2619)------------------------------
% 1.40/1.22  % (2624)Instruction limit reached!
% 1.40/1.22  % (2624)------------------------------
% 1.40/1.22  % (2624)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 1.40/1.22  % (2624)Termination reason: Unknown
% 1.40/1.22  % (2624)Termination phase: Saturation
% 1.40/1.22  
% 1.40/1.22  % (2624)Memory used [KB]: 5628
% 1.40/1.22  % (2624)Time elapsed: 0.010 s
% 1.40/1.22  % (2624)Instructions burned: 18 (million)
% 1.40/1.22  % (2624)------------------------------
% 1.40/1.22  % (2624)------------------------------
% 1.40/1.23  % (2620)First to succeed.
% 1.40/1.23  % (2626)lrs+1002_1:1_cnfonf=lazy_not_be_gen:hud=14:prag=on:sp=weighted_frequency:tnu=1:i=37:si=on:rtra=on_0 on DTF2THF_2519 for (2999ds/37Mi)
% 1.40/1.23  % (2620)Refutation found. Thanks to Tanya!
% 1.40/1.23  % SZS status Theorem for DTF2THF_2519
% 1.40/1.23  % SZS output start Proof for DTF2THF_2519
% 1.40/1.23  thf(func_def_1, type, vEPSILON: !>[X0: $tType]:((X0 > $o) > X0)).
% 1.40/1.23  thf(func_def_5, type, sK1: $i > $i > $o).
% 1.40/1.23  thf(func_def_7, type, sK3: ($i > $i > $o) > $i).
% 1.40/1.23  thf(func_def_8, type, sK4: ($i > $i > $o) > $i).
% 1.40/1.23  thf(func_def_9, type, sK5: ($i > $i > $o) > $i).
% 1.40/1.23  thf(func_def_10, type, sK6: ($i > $i > $o) > $i).
% 1.40/1.23  thf(func_def_11, type, sK7: ($i > $i > $o) > $i).
% 1.40/1.23  thf(func_def_12, type, sK8: $i > $i > $o).
% 1.40/1.23  thf(func_def_14, type, ph10: !>[X0: $tType]:(X0)).
% 1.40/1.23  thf(f140,plain,(
% 1.40/1.23    $false),
% 1.40/1.23    inference(avatar_sat_refutation,[status(thm)],[f94,f107,f111,f127,f132,f139])).
% 1.40/1.23  thf(f139,plain,(
% 1.40/1.23    spl9_7 | ~spl9_8),
% 1.40/1.23    inference(avatar_split_clause,[status(thm)],[f138,f129,f124])).
% 1.40/1.23  thf(f124,definition,(
% 1.40/1.23    spl9_7 <=> ($true = (sK8 @ (sK3 @ sK8) @ (sK4 @ sK8)))),
% 1.40/1.23    introduced(definition,[new_symbols(naming,[spl9_7])],[avatar_definition])).
% 1.40/1.23  thf(f129,definition,(
% 1.40/1.23    spl9_8 <=> ($true = (sK1 @ (sK3 @ sK8) @ (sK4 @ sK8)))),
% 1.40/1.23    introduced(definition,[new_symbols(naming,[spl9_8])],[avatar_definition])).
% 1.40/1.23  thf(f138,plain,(
% 1.40/1.23    ($true = (sK8 @ (sK3 @ sK8) @ (sK4 @ sK8))) | ~spl9_8),
% 1.40/1.23    inference(trivial_inequality_removal,[status(thm)],[f137])).
% 1.40/1.23  thf(f137,plain,(
% 1.40/1.23    ($true = (sK8 @ (sK3 @ sK8) @ (sK4 @ sK8))) | ($true != $true) | ~spl9_8),
% 1.40/1.23    inference(superposition,[status(thm)],[f15,f131])).
% 1.40/1.23  thf(f131,plain,(
% 1.40/1.23    ($true = (sK1 @ (sK3 @ sK8) @ (sK4 @ sK8))) | ~spl9_8),
% 1.40/1.23    inference(avatar_component_clause,[status(thm)],[f129])).
% 1.40/1.23  thf(f15,plain,(
% 1.40/1.23    ( ! [X10 : $i,X11 : $i] : (($true != (sK1 @ X11 @ X10)) | ($true = (sK8 @ X11 @ X10))) )),
% 1.40/1.23    inference(cnf_transformation,[status(thm)],[f13])).
% 1.40/1.23  thf(f13,plain,(
% 1.40/1.23    ! [X3 : $i > $i > $o] : ((($true = (sK1 @ (sK3 @ X3) @ (sK4 @ X3))) & ((X3 @ (sK3 @ X3) @ (sK4 @ X3)) != $true)) | ((X3 @ sK0 @ sK2) = $true) | (((X3 @ (sK5 @ X3) @ (sK6 @ X3)) != $true) & ((sK1 @ (sK7 @ X3) @ (sK6 @ X3)) = $true) & ((X3 @ (sK5 @ X3) @ (sK7 @ X3)) = $true))) & (($true != (sK8 @ sK0 @ sK2)) & ! [X10 : $i,X11 : $i] : (($true = (sK8 @ X11 @ X10)) | ($true != (sK1 @ X11 @ X10))) & ! [X12 : $i,X13 : $i,X14 : $i] : (($true = (sK8 @ X12 @ X14)) | ((sK8 @ X12 @ X13) != $true) | ($true != (sK8 @ X13 @ X14))))),
% 1.40/1.23    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2,sK3,sK4,sK5,sK6,sK7,sK8])],[f8,f12,f11,f10,f9])).
% 1.40/1.23  thf(f9,plain,(
% 1.40/1.23    ? [X0 : $i,X1 : $i > $i > $o,X2 : $i] : (! [X3 : $i > $i > $o] : (? [X4 : $i,X5 : $i] : (((X1 @ X4 @ X5) = $true) & ((X3 @ X4 @ X5) != $true)) | ((X3 @ X0 @ X2) = $true) | ? [X6 : $i,X7 : $i,X8 : $i] : (((X3 @ X6 @ X7) != $true) & ((X1 @ X8 @ X7) = $true) & ((X3 @ X6 @ X8) = $true))) & ? [X9 : $i > $i > $o] : (($true != (X9 @ X0 @ X2)) & ! [X10 : $i,X11 : $i] : (((X9 @ X11 @ X10) = $true) | ((X1 @ X11 @ X10) != $true)) & ! [X12 : $i,X13 : $i,X14 : $i] : (((X9 @ X12 @ X14) = $true) | ((X9 @ X12 @ X13) != $true) | ($true != (X9 @ X13 @ X14))))) => (! [X3 : $i > $i > $o] : (? [X5 : $i,X4 : $i] : (($true = (sK1 @ X4 @ X5)) & ((X3 @ X4 @ X5) != $true)) | ((X3 @ sK0 @ sK2) = $true) | ? [X8 : $i,X7 : $i,X6 : $i] : (((X3 @ X6 @ X7) != $true) & ((sK1 @ X8 @ X7) = $true) & ((X3 @ X6 @ X8) = $true))) & ? [X9 : $i > $i > $o] : (($true != (X9 @ sK0 @ sK2)) & ! [X11 : $i,X10 : $i] : (((X9 @ X11 @ X10) = $true) | ($true != (sK1 @ X11 @ X10))) & ! [X12 : $i,X13 : $i,X14 : $i] : (((X9 @ X12 @ X14) = $true) | ((X9 @ X12 @ X13) != $true) | ($true != (X9 @ X13 @ X14)))))),
% 1.40/1.23    introduced(definition,[],[choice_axiom])).
% 1.40/1.23  thf(f10,plain,(
% 1.40/1.23    ! [X3 : $i > $i > $o] : (? [X5 : $i,X4 : $i] : (($true = (sK1 @ X4 @ X5)) & ((X3 @ X4 @ X5) != $true)) => (($true = (sK1 @ (sK3 @ X3) @ (sK4 @ X3))) & ((X3 @ (sK3 @ X3) @ (sK4 @ X3)) != $true)))),
% 1.40/1.23    introduced(definition,[],[choice_axiom])).
% 1.40/1.23  thf(f11,plain,(
% 1.40/1.23    ! [X3 : $i > $i > $o] : (? [X8 : $i,X7 : $i,X6 : $i] : (((X3 @ X6 @ X7) != $true) & ((sK1 @ X8 @ X7) = $true) & ((X3 @ X6 @ X8) = $true)) => (((X3 @ (sK5 @ X3) @ (sK6 @ X3)) != $true) & ((sK1 @ (sK7 @ X3) @ (sK6 @ X3)) = $true) & ((X3 @ (sK5 @ X3) @ (sK7 @ X3)) = $true)))),
% 1.40/1.23    introduced(definition,[],[choice_axiom])).
% 1.40/1.23  thf(f12,plain,(
% 1.40/1.23    ? [X9 : $i > $i > $o] : (($true != (X9 @ sK0 @ sK2)) & ! [X11 : $i,X10 : $i] : (((X9 @ X11 @ X10) = $true) | ($true != (sK1 @ X11 @ X10))) & ! [X12 : $i,X13 : $i,X14 : $i] : (((X9 @ X12 @ X14) = $true) | ((X9 @ X12 @ X13) != $true) | ($true != (X9 @ X13 @ X14)))) => (($true != (sK8 @ sK0 @ sK2)) & ! [X11 : $i,X10 : $i] : (($true = (sK8 @ X11 @ X10)) | ($true != (sK1 @ X11 @ X10))) & ! [X14 : $i,X13 : $i,X12 : $i] : (($true = (sK8 @ X12 @ X14)) | ((sK8 @ X12 @ X13) != $true) | ($true != (sK8 @ X13 @ X14))))),
% 1.40/1.23    introduced(definition,[],[choice_axiom])).
% 1.40/1.23  thf(f8,plain,(
% 1.40/1.23    ? [X0 : $i,X1 : $i > $i > $o,X2 : $i] : (! [X3 : $i > $i > $o] : (? [X4 : $i,X5 : $i] : (((X1 @ X4 @ X5) = $true) & ((X3 @ X4 @ X5) != $true)) | ((X3 @ X0 @ X2) = $true) | ? [X6 : $i,X7 : $i,X8 : $i] : (((X3 @ X6 @ X7) != $true) & ((X1 @ X8 @ X7) = $true) & ((X3 @ X6 @ X8) = $true))) & ? [X9 : $i > $i > $o] : (($true != (X9 @ X0 @ X2)) & ! [X10 : $i,X11 : $i] : (((X9 @ X11 @ X10) = $true) | ((X1 @ X11 @ X10) != $true)) & ! [X12 : $i,X13 : $i,X14 : $i] : (((X9 @ X12 @ X14) = $true) | ((X9 @ X12 @ X13) != $true) | ($true != (X9 @ X13 @ X14)))))),
% 1.40/1.23    inference(rectify,[status(thm)],[f7])).
% 1.40/1.23  thf(f7,plain,(
% 1.40/1.23    ? [X1 : $i,X0 : $i > $i > $o,X2 : $i] : (! [X3 : $i > $i > $o] : (? [X5 : $i,X4 : $i] : (($true = (X0 @ X5 @ X4)) & ((X3 @ X5 @ X4) != $true)) | ((X3 @ X1 @ X2) = $true) | ? [X6 : $i,X8 : $i,X7 : $i] : (((X3 @ X6 @ X8) != $true) & ((X0 @ X7 @ X8) = $true) & ((X3 @ X6 @ X7) = $true))) & ? [X9 : $i > $i > $o] : (((X9 @ X1 @ X2) != $true) & ! [X10 : $i,X11 : $i] : (((X9 @ X11 @ X10) = $true) | ((X0 @ X11 @ X10) != $true)) & ! [X14 : $i,X12 : $i,X13 : $i] : (($true = (X9 @ X14 @ X13)) | ($true != (X9 @ X14 @ X12)) | ((X9 @ X12 @ X13) != $true))))),
% 1.40/1.23    inference(flattening,[status(thm)],[f6])).
% 1.40/1.23  thf(f6,plain,(
% 1.40/1.23    ? [X0 : $i > $i > $o,X2 : $i,X1 : $i] : (? [X9 : $i > $i > $o] : (((X9 @ X1 @ X2) != $true) & (! [X12 : $i,X13 : $i,X14 : $i] : (($true = (X9 @ X14 @ X13)) | (($true != (X9 @ X14 @ X12)) | ((X9 @ X12 @ X13) != $true))) & ! [X10 : $i,X11 : $i] : (((X9 @ X11 @ X10) = $true) | ((X0 @ X11 @ X10) != $true)))) & ! [X3 : $i > $i > $o] : (((X3 @ X1 @ X2) = $true) | (? [X7 : $i,X6 : $i,X8 : $i] : (((X3 @ X6 @ X8) != $true) & (((X0 @ X7 @ X8) = $true) & ((X3 @ X6 @ X7) = $true))) | ? [X5 : $i,X4 : $i] : (($true = (X0 @ X5 @ X4)) & ((X3 @ X5 @ X4) != $true)))))),
% 1.40/1.23    inference(ennf_transformation,[status(thm)],[f5])).
% 1.40/1.23  thf(f5,plain,(
% 1.40/1.23    ~! [X0 : $i > $i > $o,X2 : $i,X1 : $i] : (! [X3 : $i > $i > $o] : ((! [X7 : $i,X6 : $i,X8 : $i] : ((((X0 @ X7 @ X8) = $true) & ((X3 @ X6 @ X7) = $true)) => ((X3 @ X6 @ X8) = $true)) & ! [X4 : $i,X5 : $i] : (($true = (X0 @ X5 @ X4)) => ((X3 @ X5 @ X4) = $true))) => ((X3 @ X1 @ X2) = $true)) => ! [X9 : $i > $i > $o] : ((! [X12 : $i,X13 : $i,X14 : $i] : ((($true = (X9 @ X14 @ X12)) & ((X9 @ X12 @ X13) = $true)) => ($true = (X9 @ X14 @ X13))) & ! [X10 : $i,X11 : $i] : (((X0 @ X11 @ X10) = $true) => ((X9 @ X11 @ X10) = $true))) => ((X9 @ X1 @ X2) = $true)))),
% 1.40/1.23    inference(fool_elimination,[status(thm)],[f4])).
% 1.40/1.23  thf(f4,plain,(
% 1.40/1.23    ~! [X0 : $i > $i > $o,X1 : $i,X2 : $i] : (! [X3 : $i > $i > $o] : ((! [X4 : $i,X5 : $i] : ((X0 @ X5 @ X4) => (X3 @ X5 @ X4)) & ! [X6 : $i,X7 : $i,X8 : $i] : (((X0 @ X7 @ X8) & (X3 @ X6 @ X7)) => (X3 @ X6 @ X8))) => (X3 @ X1 @ X2)) => ! [X9 : $i > $i > $o] : ((! [X10 : $i,X11 : $i] : ((X0 @ X11 @ X10) => (X9 @ X11 @ X10)) & ! [X12 : $i,X13 : $i,X14 : $i] : (((X9 @ X12 @ X13) & (X9 @ X14 @ X12)) => (X9 @ X14 @ X13))) => (X9 @ X1 @ X2)))),
% 1.40/1.23    inference(rectify,[status(thm)],[f2])).
% 1.40/1.23  thf(f2,negated_conjecture,(
% 1.40/1.23    ~! [X0 : $i > $i > $o,X1 : $i,X2 : $i] : (! [X3 : $i > $i > $o] : ((! [X5 : $i,X4 : $i] : ((X0 @ X4 @ X5) => (X3 @ X4 @ X5)) & ! [X6 : $i,X7 : $i,X8 : $i] : (((X0 @ X7 @ X8) & (X3 @ X6 @ X7)) => (X3 @ X6 @ X8))) => (X3 @ X1 @ X2)) => ! [X3 : $i > $i > $o] : ((! [X5 : $i,X4 : $i] : ((X0 @ X4 @ X5) => (X3 @ X4 @ X5)) & ! [X5 : $i,X9 : $i,X4 : $i] : (((X3 @ X5 @ X9) & (X3 @ X4 @ X5)) => (X3 @ X4 @ X9))) => (X3 @ X1 @ X2)))),
% 1.40/1.23    inference(negated_conjecture,[status(cth)],[f1])).
% 1.40/1.23  thf(f1,conjecture,(
% 1.40/1.23    ! [X0 : $i > $i > $o,X1 : $i,X2 : $i] : (! [X3 : $i > $i > $o] : ((! [X5 : $i,X4 : $i] : ((X0 @ X4 @ X5) => (X3 @ X4 @ X5)) & ! [X6 : $i,X7 : $i,X8 : $i] : (((X0 @ X7 @ X8) & (X3 @ X6 @ X7)) => (X3 @ X6 @ X8))) => (X3 @ X1 @ X2)) => ! [X3 : $i > $i > $o] : ((! [X5 : $i,X4 : $i] : ((X0 @ X4 @ X5) => (X3 @ X4 @ X5)) & ! [X5 : $i,X9 : $i,X4 : $i] : (((X3 @ X5 @ X9) & (X3 @ X4 @ X5)) => (X3 @ X4 @ X9))) => (X3 @ X1 @ X2)))),
% 1.40/1.23    file('/export/starexec/sandbox/tmp/tmp.ygt2reKnyU/DTF2THF_2519.p',cT146A_pme)).
% 1.40/1.23  thf(f132,plain,(
% 1.40/1.23    spl9_8 | spl9_4 | ~spl9_5 | ~spl9_6),
% 1.40/1.23    inference(avatar_split_clause,[status(thm)],[f121,f90,f86,f82,f129])).
% 1.40/1.23  thf(f82,definition,(
% 1.40/1.23    spl9_4 <=> ($true = (sK8 @ sK0 @ sK2))),
% 1.40/1.23    introduced(definition,[new_symbols(naming,[spl9_4])],[avatar_definition])).
% 1.40/1.23  thf(f86,definition,(
% 1.40/1.23    spl9_5 <=> ($true = (sK8 @ (sK5 @ sK8) @ (sK7 @ sK8)))),
% 1.40/1.23    introduced(definition,[new_symbols(naming,[spl9_5])],[avatar_definition])).
% 1.40/1.23  thf(f90,definition,(
% 1.40/1.23    spl9_6 <=> ((sK1 @ (sK7 @ sK8) @ (sK6 @ sK8)) = $true)),
% 1.40/1.23    introduced(definition,[new_symbols(naming,[spl9_6])],[avatar_definition])).
% 1.40/1.23  thf(f121,plain,(
% 1.40/1.23    ($true = (sK1 @ (sK3 @ sK8) @ (sK4 @ sK8))) | ($true = (sK8 @ sK0 @ sK2)) | (~spl9_5 | ~spl9_6)),
% 1.40/1.23    inference(trivial_inequality_removal,[status(thm)],[f118])).
% 1.40/1.23  thf(f118,plain,(
% 1.40/1.23    ($true = (sK8 @ sK0 @ sK2)) | ($true = (sK1 @ (sK3 @ sK8) @ (sK4 @ sK8))) | ($true != $true) | (~spl9_5 | ~spl9_6)),
% 1.40/1.23    inference(superposition,[status(thm)],[f22,f115])).
% 1.40/1.23  thf(f115,plain,(
% 1.40/1.23    ((sK8 @ (sK5 @ sK8) @ (sK6 @ sK8)) = $true) | (~spl9_5 | ~spl9_6)),
% 1.40/1.23    inference(trivial_inequality_removal,[status(thm)],[f113])).
% 1.40/1.23  thf(f113,plain,(
% 1.40/1.23    ((sK8 @ (sK5 @ sK8) @ (sK6 @ sK8)) = $true) | ($true != $true) | (~spl9_5 | ~spl9_6)),
% 1.40/1.23    inference(superposition,[status(thm)],[f98,f88])).
% 1.40/1.23  thf(f88,plain,(
% 1.40/1.23    ($true = (sK8 @ (sK5 @ sK8) @ (sK7 @ sK8))) | ~spl9_5),
% 1.40/1.23    inference(avatar_component_clause,[status(thm)],[f86])).
% 1.40/1.23  thf(f98,plain,(
% 1.40/1.23    ( ! [X0 : $i] : (($true != (sK8 @ X0 @ (sK7 @ sK8))) | ((sK8 @ X0 @ (sK6 @ sK8)) = $true)) ) | ~spl9_6),
% 1.40/1.23    inference(trivial_inequality_removal,[status(thm)],[f97])).
% 1.40/1.23  thf(f97,plain,(
% 1.40/1.23    ( ! [X0 : $i] : (($true != (sK8 @ X0 @ (sK7 @ sK8))) | ((sK8 @ X0 @ (sK6 @ sK8)) = $true) | ($true != $true)) ) | ~spl9_6),
% 1.40/1.23    inference(superposition,[status(thm)],[f14,f96])).
% 1.40/1.23  thf(f96,plain,(
% 1.40/1.23    ((sK8 @ (sK7 @ sK8) @ (sK6 @ sK8)) = $true) | ~spl9_6),
% 1.40/1.23    inference(trivial_inequality_removal,[status(thm)],[f95])).
% 1.40/1.23  thf(f95,plain,(
% 1.40/1.23    ((sK8 @ (sK7 @ sK8) @ (sK6 @ sK8)) = $true) | ($true != $true) | ~spl9_6),
% 1.40/1.23    inference(superposition,[status(thm)],[f15,f92])).
% 1.40/1.23  thf(f92,plain,(
% 1.40/1.23    ((sK1 @ (sK7 @ sK8) @ (sK6 @ sK8)) = $true) | ~spl9_6),
% 1.40/1.23    inference(avatar_component_clause,[status(thm)],[f90])).
% 1.40/1.23  thf(f14,plain,(
% 1.40/1.23    ( ! [X14 : $i,X12 : $i,X13 : $i] : (($true != (sK8 @ X13 @ X14)) | ($true = (sK8 @ X12 @ X14)) | ((sK8 @ X12 @ X13) != $true)) )),
% 1.40/1.23    inference(cnf_transformation,[status(thm)],[f13])).
% 1.40/1.23  thf(f22,plain,(
% 1.40/1.23    ( ! [X3 : $i > $i > $o] : (((X3 @ (sK5 @ X3) @ (sK6 @ X3)) != $true) | ((X3 @ sK0 @ sK2) = $true) | ($true = (sK1 @ (sK3 @ X3) @ (sK4 @ X3)))) )),
% 1.40/1.23    inference(cnf_transformation,[status(thm)],[f13])).
% 1.40/1.23  thf(f127,plain,(
% 1.40/1.23    ~spl9_7 | spl9_4 | ~spl9_5 | ~spl9_6),
% 1.40/1.23    inference(avatar_split_clause,[status(thm)],[f122,f90,f86,f82,f124])).
% 1.40/1.23  thf(f122,plain,(
% 1.40/1.23    ($true != (sK8 @ (sK3 @ sK8) @ (sK4 @ sK8))) | ($true = (sK8 @ sK0 @ sK2)) | (~spl9_5 | ~spl9_6)),
% 1.40/1.23    inference(trivial_inequality_removal,[status(thm)],[f119])).
% 1.40/1.23  thf(f119,plain,(
% 1.40/1.23    ($true = (sK8 @ sK0 @ sK2)) | ($true != (sK8 @ (sK3 @ sK8) @ (sK4 @ sK8))) | ($true != $true) | (~spl9_5 | ~spl9_6)),
% 1.40/1.23    inference(superposition,[status(thm)],[f19,f115])).
% 1.40/1.23  thf(f19,plain,(
% 1.40/1.23    ( ! [X3 : $i > $i > $o] : (((X3 @ (sK5 @ X3) @ (sK6 @ X3)) != $true) | ((X3 @ sK0 @ sK2) = $true) | ((X3 @ (sK3 @ X3) @ (sK4 @ X3)) != $true)) )),
% 1.40/1.23    inference(cnf_transformation,[status(thm)],[f13])).
% 1.40/1.23  thf(f111,plain,(
% 1.40/1.23    ~spl9_4),
% 1.40/1.23    inference(avatar_contradiction_clause,[status(thm)],[f110])).
% 1.40/1.23  thf(f110,plain,(
% 1.40/1.23    $false | ~spl9_4),
% 1.40/1.23    inference(trivial_inequality_removal,[status(thm)],[f108])).
% 1.40/1.23  thf(f108,plain,(
% 1.40/1.23    ($true != $true) | ~spl9_4),
% 1.40/1.23    inference(superposition,[status(thm)],[f16,f84])).
% 1.40/1.23  thf(f84,plain,(
% 1.40/1.23    ($true = (sK8 @ sK0 @ sK2)) | ~spl9_4),
% 1.40/1.23    inference(avatar_component_clause,[status(thm)],[f82])).
% 1.40/1.23  thf(f16,plain,(
% 1.40/1.23    ($true != (sK8 @ sK0 @ sK2))),
% 1.40/1.23    inference(cnf_transformation,[status(thm)],[f13])).
% 1.40/1.23  thf(f107,plain,(
% 1.40/1.23    spl9_4 | spl9_5),
% 1.40/1.23    inference(avatar_split_clause,[status(thm)],[f106,f86,f82])).
% 1.40/1.23  thf(f106,plain,(
% 1.40/1.23    ($true = (sK8 @ sK0 @ sK2)) | ($true = (sK8 @ (sK5 @ sK8) @ (sK7 @ sK8)))),
% 1.40/1.23    inference(trivial_inequality_removal,[status(thm)],[f105])).
% 1.40/1.23  thf(f105,plain,(
% 1.40/1.23    ($true = (sK8 @ (sK5 @ sK8) @ (sK7 @ sK8))) | ($true != $true) | ($true = (sK8 @ sK0 @ sK2))),
% 1.40/1.23    inference(duplicate_literal_removal,[status(thm)],[f101])).
% 1.40/1.23  thf(f101,plain,(
% 1.40/1.23    ($true = (sK8 @ (sK5 @ sK8) @ (sK7 @ sK8))) | ($true = (sK8 @ sK0 @ sK2)) | ($true = (sK8 @ sK0 @ sK2)) | ($true != $true) | ($true = (sK8 @ (sK5 @ sK8) @ (sK7 @ sK8)))),
% 1.40/1.23    inference(superposition,[status(thm)],[f17,f59])).
% 1.40/1.23  thf(f59,plain,(
% 1.40/1.23    ( ! [X0 : $i > $i > $o] : (($true = (sK8 @ (sK3 @ X0) @ (sK4 @ X0))) | ((X0 @ (sK5 @ X0) @ (sK7 @ X0)) = $true) | ((X0 @ sK0 @ sK2) = $true)) )),
% 1.40/1.23    inference(trivial_inequality_removal,[status(thm)],[f56])).
% 1.40/1.23  thf(f56,plain,(
% 1.40/1.23    ( ! [X0 : $i > $i > $o] : (((X0 @ (sK5 @ X0) @ (sK7 @ X0)) = $true) | ($true = (sK8 @ (sK3 @ X0) @ (sK4 @ X0))) | ($true != $true) | ((X0 @ sK0 @ sK2) = $true)) )),
% 1.40/1.23    inference(superposition,[status(thm)],[f15,f20])).
% 1.40/1.23  thf(f20,plain,(
% 1.40/1.23    ( ! [X3 : $i > $i > $o] : (($true = (sK1 @ (sK3 @ X3) @ (sK4 @ X3))) | ((X3 @ sK0 @ sK2) = $true) | ((X3 @ (sK5 @ X3) @ (sK7 @ X3)) = $true)) )),
% 1.40/1.23    inference(cnf_transformation,[status(thm)],[f13])).
% 1.40/1.23  thf(f17,plain,(
% 1.40/1.23    ( ! [X3 : $i > $i > $o] : (((X3 @ (sK3 @ X3) @ (sK4 @ X3)) != $true) | ((X3 @ sK0 @ sK2) = $true) | ((X3 @ (sK5 @ X3) @ (sK7 @ X3)) = $true)) )),
% 1.40/1.23    inference(cnf_transformation,[status(thm)],[f13])).
% 1.40/1.23  thf(f94,plain,(
% 1.40/1.23    spl9_4 | spl9_6),
% 1.40/1.23    inference(avatar_split_clause,[status(thm)],[f77,f90,f82])).
% 1.40/1.23  thf(f77,plain,(
% 1.40/1.23    ((sK1 @ (sK7 @ sK8) @ (sK6 @ sK8)) = $true) | ($true = (sK8 @ sK0 @ sK2))),
% 1.40/1.23    inference(trivial_inequality_removal,[status(thm)],[f76])).
% 1.40/1.23  thf(f76,plain,(
% 1.40/1.23    ($true = (sK8 @ sK0 @ sK2)) | ((sK1 @ (sK7 @ sK8) @ (sK6 @ sK8)) = $true) | ($true != $true)),
% 1.40/1.23    inference(duplicate_literal_removal,[status(thm)],[f74])).
% 1.40/1.23  thf(f74,plain,(
% 1.40/1.23    ((sK1 @ (sK7 @ sK8) @ (sK6 @ sK8)) = $true) | ($true = (sK8 @ sK0 @ sK2)) | ((sK1 @ (sK7 @ sK8) @ (sK6 @ sK8)) = $true) | ($true != $true) | ($true = (sK8 @ sK0 @ sK2))),
% 1.40/1.23    inference(superposition,[status(thm)],[f18,f25])).
% 1.40/1.23  thf(f25,plain,(
% 1.40/1.23    ( ! [X0 : $i > $i > $o] : (($true = (sK8 @ (sK3 @ X0) @ (sK4 @ X0))) | ((X0 @ sK0 @ sK2) = $true) | ($true = (sK1 @ (sK7 @ X0) @ (sK6 @ X0)))) )),
% 1.40/1.23    inference(trivial_inequality_removal,[status(thm)],[f23])).
% 1.40/1.23  thf(f23,plain,(
% 1.40/1.23    ( ! [X0 : $i > $i > $o] : (((X0 @ sK0 @ sK2) = $true) | ($true = (sK8 @ (sK3 @ X0) @ (sK4 @ X0))) | ($true = (sK1 @ (sK7 @ X0) @ (sK6 @ X0))) | ($true != $true)) )),
% 1.40/1.23    inference(superposition,[status(thm)],[f15,f21])).
% 1.40/1.23  thf(f21,plain,(
% 1.40/1.23    ( ! [X3 : $i > $i > $o] : (($true = (sK1 @ (sK3 @ X3) @ (sK4 @ X3))) | ((sK1 @ (sK7 @ X3) @ (sK6 @ X3)) = $true) | ((X3 @ sK0 @ sK2) = $true)) )),
% 1.40/1.23    inference(cnf_transformation,[status(thm)],[f13])).
% 1.40/1.23  thf(f18,plain,(
% 1.40/1.23    ( ! [X3 : $i > $i > $o] : (((X3 @ (sK3 @ X3) @ (sK4 @ X3)) != $true) | ((X3 @ sK0 @ sK2) = $true) | ((sK1 @ (sK7 @ X3) @ (sK6 @ X3)) = $true)) )),
% 1.40/1.23    inference(cnf_transformation,[status(thm)],[f13])).
% 1.40/1.23  % SZS output end Proof for DTF2THF_2519
% 1.40/1.23  % (2620)------------------------------
% 1.40/1.23  % (2620)Version: Vampire 4.8 (commit 7b44b1c2f on 2025-07-15 09:50:17 +0100)
% 1.40/1.23  % (2620)Termination reason: Refutation
% 1.40/1.23  
% 1.40/1.23  % (2620)Memory used [KB]: 5628
% 1.40/1.23  % (2620)Time elapsed: 0.016 s
% 1.40/1.23  % (2620)Instructions burned: 21 (million)
% 1.40/1.23  % (2620)------------------------------
% 1.40/1.23  % (2620)------------------------------
% 1.40/1.23  % (2617)Success in time 0.03 s
%------------------------------------------------------------------------------