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

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%------------------------------------------------------------------------------
% File     : Vampire-SAT---5.0.1
% Problem  : PUZ107^5 : TPTP v9.3.1. Bugfixed v6.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT

% Computer : n016.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 08:21:03 AM UTC 2026

% Result   : Theorem 0.19s 0.26s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   42
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   77 (  46 unt;   0 typ;   1 def)
%            Number of atoms       :  860 ( 330 equ;   0 cnn)
%            Maximal formula atoms :    4 (  11 avg)
%            Number of connectives : 1365 (  98   ~;  53   |; 207   &; 786   @)
%                                         (   1 <=>;  36  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   3 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :  196 ( 196   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   32 (  27 usr;   8 con; 0-4 aty)
%                                         ( 110  !!;  74  ??;   0 @@+;   0 @@-)
%            Number of variables   :  334 (   0 sgn  70   !;  10   ?; 334   :)

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

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

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

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

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

thf(func_def_6,type,
    vPI: 
      !>[X0: $tType] : ( ( X0 > $o ) > $o ) ).

thf(func_def_7,type,
    vIMP: $o > $o > $o ).

thf(func_def_8,type,
    vAND: $o > $o > $o ).

thf(func_def_9,type,
    db6: 
      !>[X0: $tType] : X0 ).

thf(func_def_10,type,
    db0: 
      !>[X0: $tType] : X0 ).

thf(func_def_11,type,
    db1: 
      !>[X0: $tType] : X0 ).

thf(func_def_12,type,
    db4: 
      !>[X0: $tType] : X0 ).

thf(func_def_13,type,
    db5: 
      !>[X0: $tType] : X0 ).

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

thf(func_def_15,type,
    db3: 
      !>[X0: $tType] : X0 ).

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

thf(func_def_17,type,
    vLAM: 
      !>[X0: $tType,X1: $tType] : ( X1 > X0 > X1 ) ).

thf(func_def_18,type,
    vSIGMA: 
      !>[X0: $tType] : ( ( X0 > $o ) > $o ) ).

thf(func_def_19,type,
    db7: 
      !>[X0: $tType] : X0 ).

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

thf(func_def_25,type,
    sK2: $i > $i > $i > $i > $o ).

thf(func_def_26,type,
    sK3: $i > $i > $i ).

thf(func_def_27,type,
    sK4: $i > $i > $i ).

thf(f1,axiom,
    ( cCKB_INJ
    = ( ^ [X0: $i > $i > $i > $i > $o] :
        ! [X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i] :
          ( ( ( X0 @ X3 @ X4 @ X5 @ X6 )
            & ( X0 @ X1 @ X2 @ X5 @ X6 ) )
         => ( ( X2 = X4 )
            & ( X1 = X3 ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cCKB_INJ_def) ).

thf(f2,axiom,
    ( cCKB_XPL
    = ( ^ [X0: $i > $i > $i > $i > $o,X1: $i > $i > $o,X2: $i,X3: $i] :
          ( ! [X4: $i,X5: $i] :
              ( ( X1 @ X4 @ X5 )
             => ? [X6: $i,X7: $i] :
                  ( ~ ( ( X7 = X3 )
                      & ( X6 = X2 ) )
                  & ( X1 @ X6 @ X7 )
                  & ( X0 @ X4 @ X5 @ X6 @ X7 ) ) )
          & ( X1 @ X2 @ X3 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cCKB_XPL_def) ).

thf(f3,axiom,
    ( cCKB_INF
    = ( ^ [X0: $i > $i > $o] :
        ? [X1: $i > $i > $i > $i > $o,X2: $i,X3: $i] :
          ( ( cCKB_XPL @ X1 @ X0 @ X2 @ X3 )
          & ( cCKB_INJ @ X1 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cCKB_INF_def) ).

thf(f4,axiom,
    ( cCKB_FIN
    = ( ^ [X0: $i > $i > $o] :
          ~ ( cCKB_INF @ X0 ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cCKB_FIN_def) ).

thf(f5,conjecture,
    ( cCKB_FIN
    @ ^ [X0: $i,X1: $i] :
        ( ( X1 = c1 )
        & ( X0 = c1 ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cL3000) ).

thf(f6,negated_conjecture,
    ~ ( cCKB_FIN
      @ ^ [X0: $i,X1: $i] :
          ( ( X1 = c1 )
          & ( X0 = c1 ) ) ),
    inference(negated_conjecture,[status(cth)],[f5]) ).

thf(f7,plain,
    ( cCKB_INJ
    = ( ^ [X0: $i > $i > $i > $i > $o] :
        ! [X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i] :
          ( ( ( X0 @ X3 @ X4 @ X5 @ X6 )
            & ( X0 @ X1 @ X2 @ X5 @ X6 ) )
         => ( ( X2 = X4 )
            & ( X1 = X3 ) ) ) ) ),
    inference(rectify,[],[f1]) ).

thf(f8,plain,
    ( cCKB_INJ
    = ( ^ [Y0: $i > $i > $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( !! @ $i
                  @ ^ [Y3: $i] :
                      ( !! @ $i
                      @ ^ [Y4: $i] :
                          ( !! @ $i
                          @ ^ [Y5: $i] :
                              ( !! @ $i
                              @ ^ [Y6: $i] :
                                  ( ( ( Y0 @ Y6 @ Y5 @ Y2 @ Y1 )
                                    & ( Y0 @ Y4 @ Y3 @ Y2 @ Y1 ) )
                                 => ( ( Y6 = Y4 )
                                    & ( Y5 = Y3 ) ) ) ) ) ) ) ) ) ) ),
    inference(fool_elimination,[],[f7]) ).

thf(f9,plain,
    ( cCKB_XPL
    = ( ^ [X0: $i > $i > $i > $i > $o,X1: $i > $i > $o,X2: $i,X3: $i] :
          ( ! [X4: $i,X5: $i] :
              ( ( X1 @ X4 @ X5 )
             => ? [X6: $i,X7: $i] :
                  ( ~ ( ( X7 = X3 )
                      & ( X6 = X2 ) )
                  & ( X1 @ X6 @ X7 )
                  & ( X0 @ X4 @ X5 @ X6 @ X7 ) ) )
          & ( X1 @ X2 @ X3 ) ) ) ),
    inference(rectify,[],[f2]) ).

thf(f10,plain,
    ( cCKB_XPL
    = ( ^ [Y0: $i > $i > $i > $i > $o,Y1: $i > $i > $o,Y2: $i,Y3: $i] :
          ( ( Y1 @ Y2 @ Y3 )
          & ( !! @ $i
            @ ^ [Y4: $i] :
                ( !! @ $i
                @ ^ [Y5: $i] :
                    ( ( Y1 @ Y5 @ Y4 )
                   => ( ?? @ $i
                      @ ^ [Y6: $i] :
                          ( ?? @ $i
                          @ ^ [Y7: $i] :
                              ( ( Y0 @ Y5 @ Y4 @ Y7 @ Y6 )
                              & ( Y1 @ Y7 @ Y6 )
                              & ~ ( ( Y2 = Y7 )
                                  & ( Y3 = Y6 ) ) ) ) ) ) ) ) ) ) ),
    inference(fool_elimination,[],[f9]) ).

thf(f11,plain,
    ( cCKB_INF
    = ( ^ [X0: $i > $i > $o] :
        ? [X1: $i > $i > $i > $i > $o,X2: $i,X3: $i] :
          ( ( cCKB_XPL @ X1 @ X0 @ X2 @ X3 )
          & ( cCKB_INJ @ X1 ) ) ) ),
    inference(rectify,[],[f3]) ).

thf(f12,plain,
    ( cCKB_INF
    = ( ^ [Y0: $i > $i > $o] :
          ( ?? @ $i
          @ ^ [Y1: $i] :
              ( ?? @ $i
              @ ^ [Y2: $i] :
                  ( ?? @ ( $i > $i > $i > $i > $o )
                  @ ^ [Y3: $i > $i > $i > $i > $o] :
                      ( ( cCKB_INJ @ Y3 )
                      & ( cCKB_XPL @ Y3 @ Y0 @ Y2 @ Y1 ) ) ) ) ) ) ),
    inference(fool_elimination,[],[f11]) ).

thf(f13,plain,
    ( cCKB_FIN
    = ( ^ [X0: $i > $i > $o] :
          ~ ( cCKB_INF @ X0 ) ) ),
    inference(rectify,[],[f4]) ).

thf(f14,plain,
    ( cCKB_FIN
    = ( ^ [Y0: $i > $i > $o] :
          ~ ( cCKB_INF @ Y0 ) ) ),
    inference(fool_elimination,[],[f13]) ).

thf(f15,plain,
    ~ ( cCKB_FIN
      @ ^ [X0: $i,X1: $i] :
          ( ( X1 = c1 )
          & ( X0 = c1 ) ) ),
    inference(rectify,[],[f6]) ).

thf(f16,plain,
    ( ( cCKB_FIN
      @ ^ [Y0: $i,Y1: $i] :
          ( ( c1 = Y0 )
          & ( c1 = Y1 ) ) )
   != $true ),
    inference(fool_elimination,[],[f15]) ).

thf(f17,plain,
    ( ( cCKB_FIN
      @ ^ [Y0: $i,Y1: $i] :
          ( ( c1 = Y0 )
          & ( c1 = Y1 ) ) )
   != $true ),
    inference(flattening,[],[f16]) ).

thf(f18,plain,
    ( cCKB_INJ
    = ( ^ [Y0: $i > $i > $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( !! @ $i
                  @ ^ [Y3: $i] :
                      ( !! @ $i
                      @ ^ [Y4: $i] :
                          ( !! @ $i
                          @ ^ [Y5: $i] :
                              ( !! @ $i
                              @ ^ [Y6: $i] :
                                  ( ( ( Y0 @ Y6 @ Y5 @ Y2 @ Y1 )
                                    & ( Y0 @ Y4 @ Y3 @ Y2 @ Y1 ) )
                                 => ( ( Y6 = Y4 )
                                    & ( Y5 = Y3 ) ) ) ) ) ) ) ) ) ) ),
    inference(cnf_transformation,[],[f8]) ).

thf(f19,plain,
    ( cCKB_XPL
    = ( ^ [Y0: $i > $i > $i > $i > $o,Y1: $i > $i > $o,Y2: $i,Y3: $i] :
          ( ( Y1 @ Y2 @ Y3 )
          & ( !! @ $i
            @ ^ [Y4: $i] :
                ( !! @ $i
                @ ^ [Y5: $i] :
                    ( ( Y1 @ Y5 @ Y4 )
                   => ( ?? @ $i
                      @ ^ [Y6: $i] :
                          ( ?? @ $i
                          @ ^ [Y7: $i] :
                              ( ( Y0 @ Y5 @ Y4 @ Y7 @ Y6 )
                              & ( Y1 @ Y7 @ Y6 )
                              & ~ ( ( Y2 = Y7 )
                                  & ( Y3 = Y6 ) ) ) ) ) ) ) ) ) ) ),
    inference(cnf_transformation,[],[f10]) ).

thf(f20,plain,
    ( cCKB_INF
    = ( ^ [Y0: $i > $i > $o] :
          ( ?? @ $i
          @ ^ [Y1: $i] :
              ( ?? @ $i
              @ ^ [Y2: $i] :
                  ( ?? @ ( $i > $i > $i > $i > $o )
                  @ ^ [Y3: $i > $i > $i > $i > $o] :
                      ( ( cCKB_INJ @ Y3 )
                      & ( cCKB_XPL @ Y3 @ Y0 @ Y2 @ Y1 ) ) ) ) ) ) ),
    inference(cnf_transformation,[],[f12]) ).

thf(f21,plain,
    ( cCKB_FIN
    = ( ^ [Y0: $i > $i > $o] :
          ~ ( cCKB_INF @ Y0 ) ) ),
    inference(cnf_transformation,[],[f14]) ).

thf(f22,plain,
    ( ( cCKB_FIN
      @ ^ [Y0: $i,Y1: $i] :
          ( ( c1 = Y0 )
          & ( c1 = Y1 ) ) )
   != $true ),
    inference(cnf_transformation,[],[f17]) ).

thf(f25,plain,
    ( cCKB_INF
    = ( ^ [Y0: $i > $i > $o] :
          ( ?? @ $i
          @ ^ [Y1: $i] :
              ( ?? @ $i
              @ ^ [Y2: $i] :
                  ( ?? @ ( $i > $i > $i > $i > $o )
                  @ ^ [Y3: $i > $i > $i > $i > $o] :
                      ( ( ^ [Y4: $i > $i > $i > $i > $o] :
                            ( !! @ $i
                            @ ^ [Y5: $i] :
                                ( !! @ $i
                                @ ^ [Y6: $i] :
                                    ( !! @ $i
                                    @ ^ [Y7: $i] :
                                        ( !! @ $i
                                        @ ^ [Y8: $i] :
                                            ( !! @ $i
                                            @ ^ [Y9: $i] :
                                                ( !! @ $i
                                                @ ^ [Y10: $i] :
                                                    ( ( ( Y4 @ Y10 @ Y9 @ Y6 @ Y5 )
                                                      & ( Y4 @ Y8 @ Y7 @ Y6 @ Y5 ) )
                                                   => ( ( Y10 = Y8 )
                                                      & ( Y9 = Y7 ) ) ) ) ) ) ) ) )
                        @ Y3 )
                      & ( ^ [Y4: $i > $i > $i > $i > $o,Y5: $i > $i > $o,Y6: $i,Y7: $i] :
                            ( ( Y5 @ Y6 @ Y7 )
                            & ( !! @ $i
                              @ ^ [Y8: $i] :
                                  ( !! @ $i
                                  @ ^ [Y9: $i] :
                                      ( ( Y5 @ Y9 @ Y8 )
                                     => ( ?? @ $i
                                        @ ^ [Y10: $i] :
                                            ( ?? @ $i
                                            @ ^ [Y11: $i] :
                                                ( ( Y4 @ Y9 @ Y8 @ Y11 @ Y10 )
                                                & ( Y5 @ Y11 @ Y10 )
                                                & ~ ( ( Y6 = Y11 )
                                                    & ( Y7 = Y10 ) ) ) ) ) ) ) ) )
                        @ Y3
                        @ Y0
                        @ Y2
                        @ Y1 ) ) ) ) ) ) ),
    inference(definition_unfolding,[],[f20,f18,f19]) ).

thf(f26,plain,
    ( cCKB_FIN
    = ( ^ [Y0: $i > $i > $o] :
          ~ ( ^ [Y1: $i > $i > $o] :
                ( ?? @ $i
                @ ^ [Y2: $i] :
                    ( ?? @ $i
                    @ ^ [Y3: $i] :
                        ( ?? @ ( $i > $i > $i > $i > $o )
                        @ ^ [Y4: $i > $i > $i > $i > $o] :
                            ( ( ^ [Y5: $i > $i > $i > $i > $o] :
                                  ( !! @ $i
                                  @ ^ [Y6: $i] :
                                      ( !! @ $i
                                      @ ^ [Y7: $i] :
                                          ( !! @ $i
                                          @ ^ [Y8: $i] :
                                              ( !! @ $i
                                              @ ^ [Y9: $i] :
                                                  ( !! @ $i
                                                  @ ^ [Y10: $i] :
                                                      ( !! @ $i
                                                      @ ^ [Y11: $i] :
                                                          ( ( ( Y5 @ Y11 @ Y10 @ Y7 @ Y6 )
                                                            & ( Y5 @ Y9 @ Y8 @ Y7 @ Y6 ) )
                                                         => ( ( Y11 = Y9 )
                                                            & ( Y10 = Y8 ) ) ) ) ) ) ) ) )
                              @ Y4 )
                            & ( ^ [Y5: $i > $i > $i > $i > $o,Y6: $i > $i > $o,Y7: $i,Y8: $i] :
                                  ( ( Y6 @ Y7 @ Y8 )
                                  & ( !! @ $i
                                    @ ^ [Y9: $i] :
                                        ( !! @ $i
                                        @ ^ [Y10: $i] :
                                            ( ( Y6 @ Y10 @ Y9 )
                                           => ( ?? @ $i
                                              @ ^ [Y11: $i] :
                                                  ( ?? @ $i
                                                  @ ^ [Y12: $i] :
                                                      ( ( Y5 @ Y10 @ Y9 @ Y12 @ Y11 )
                                                      & ( Y6 @ Y12 @ Y11 )
                                                      & ~ ( ( Y7 = Y12 )
                                                          & ( Y8 = Y11 ) ) ) ) ) ) ) ) )
                              @ Y4
                              @ Y1
                              @ Y3
                              @ Y2 ) ) ) ) )
            @ Y0 ) ) ),
    inference(definition_unfolding,[],[f21,f25]) ).

thf(f27,plain,
    ( $true
   != ( ^ [Y0: $i > $i > $o] :
          ~ ( ^ [Y1: $i > $i > $o] :
                ( ?? @ $i
                @ ^ [Y2: $i] :
                    ( ?? @ $i
                    @ ^ [Y3: $i] :
                        ( ?? @ ( $i > $i > $i > $i > $o )
                        @ ^ [Y4: $i > $i > $i > $i > $o] :
                            ( ( ^ [Y5: $i > $i > $i > $i > $o] :
                                  ( !! @ $i
                                  @ ^ [Y6: $i] :
                                      ( !! @ $i
                                      @ ^ [Y7: $i] :
                                          ( !! @ $i
                                          @ ^ [Y8: $i] :
                                              ( !! @ $i
                                              @ ^ [Y9: $i] :
                                                  ( !! @ $i
                                                  @ ^ [Y10: $i] :
                                                      ( !! @ $i
                                                      @ ^ [Y11: $i] :
                                                          ( ( ( Y5 @ Y11 @ Y10 @ Y7 @ Y6 )
                                                            & ( Y5 @ Y9 @ Y8 @ Y7 @ Y6 ) )
                                                         => ( ( Y11 = Y9 )
                                                            & ( Y10 = Y8 ) ) ) ) ) ) ) ) )
                              @ Y4 )
                            & ( ^ [Y5: $i > $i > $i > $i > $o,Y6: $i > $i > $o,Y7: $i,Y8: $i] :
                                  ( ( Y6 @ Y7 @ Y8 )
                                  & ( !! @ $i
                                    @ ^ [Y9: $i] :
                                        ( !! @ $i
                                        @ ^ [Y10: $i] :
                                            ( ( Y6 @ Y10 @ Y9 )
                                           => ( ?? @ $i
                                              @ ^ [Y11: $i] :
                                                  ( ?? @ $i
                                                  @ ^ [Y12: $i] :
                                                      ( ( Y5 @ Y10 @ Y9 @ Y12 @ Y11 )
                                                      & ( Y6 @ Y12 @ Y11 )
                                                      & ~ ( ( Y7 = Y12 )
                                                          & ( Y8 = Y11 ) ) ) ) ) ) ) ) )
                              @ Y4
                              @ Y1
                              @ Y3
                              @ Y2 ) ) ) ) )
            @ Y0 )
      @ ^ [Y0: $i,Y1: $i] :
          ( ( c1 = Y0 )
          & ( c1 = Y1 ) ) ) ),
    inference(definition_unfolding,[],[f22,f26]) ).

thf(f28,plain,
    ( $true
   != ( ~ ( ?? @ $i
          @ ^ [Y0: $i] :
              ( ?? @ $i
              @ ^ [Y1: $i] :
                  ( ?? @ ( $i > $i > $i > $i > $o )
                  @ ^ [Y2: $i > $i > $i > $i > $o] :
                      ( ( !! @ $i
                        @ ^ [Y3: $i] :
                            ( !! @ $i
                            @ ^ [Y4: $i] :
                                ( !! @ $i
                                @ ^ [Y5: $i] :
                                    ( !! @ $i
                                    @ ^ [Y6: $i] :
                                        ( !! @ $i
                                        @ ^ [Y7: $i] :
                                            ( !! @ $i
                                            @ ^ [Y8: $i] :
                                                ( ( ( Y2 @ Y8 @ Y7 @ Y4 @ Y3 )
                                                  & ( Y2 @ Y6 @ Y5 @ Y4 @ Y3 ) )
                                               => ( ( Y8 = Y6 )
                                                  & ( Y7 = Y5 ) ) ) ) ) ) ) ) )
                      & ( c1 = Y1 )
                      & ( c1 = Y0 )
                      & ( !! @ $i
                        @ ^ [Y3: $i] :
                            ( !! @ $i
                            @ ^ [Y4: $i] :
                                ( ( ( c1 = Y4 )
                                  & ( c1 = Y3 ) )
                               => ( ?? @ $i
                                  @ ^ [Y5: $i] :
                                      ( ?? @ $i
                                      @ ^ [Y6: $i] :
                                          ( ( Y2 @ Y4 @ Y3 @ Y6 @ Y5 )
                                          & ( c1 = Y6 )
                                          & ( c1 = Y5 )
                                          & ~ ( ( Y1 = Y6 )
                                              & ( Y0 = Y5 ) ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f27]) ).

thf(f29,plain,
    ( $true
    = ( ?? @ $i
      @ ^ [Y0: $i] :
          ( ?? @ $i
          @ ^ [Y1: $i] :
              ( ?? @ ( $i > $i > $i > $i > $o )
              @ ^ [Y2: $i > $i > $i > $i > $o] :
                  ( ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( !! @ $i
                        @ ^ [Y4: $i] :
                            ( !! @ $i
                            @ ^ [Y5: $i] :
                                ( !! @ $i
                                @ ^ [Y6: $i] :
                                    ( !! @ $i
                                    @ ^ [Y7: $i] :
                                        ( !! @ $i
                                        @ ^ [Y8: $i] :
                                            ( ( ( Y2 @ Y8 @ Y7 @ Y4 @ Y3 )
                                              & ( Y2 @ Y6 @ Y5 @ Y4 @ Y3 ) )
                                           => ( ( Y8 = Y6 )
                                              & ( Y7 = Y5 ) ) ) ) ) ) ) ) )
                  & ( c1 = Y1 )
                  & ( c1 = Y0 )
                  & ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( !! @ $i
                        @ ^ [Y4: $i] :
                            ( ( ( c1 = Y4 )
                              & ( c1 = Y3 ) )
                           => ( ?? @ $i
                              @ ^ [Y5: $i] :
                                  ( ?? @ $i
                                  @ ^ [Y6: $i] :
                                      ( ( Y2 @ Y4 @ Y3 @ Y6 @ Y5 )
                                      & ( c1 = Y6 )
                                      & ( c1 = Y5 )
                                      & ~ ( ( Y1 = Y6 )
                                          & ( Y0 = Y5 ) ) ) ) ) ) ) ) ) ) ) ) ),
    inference(not_proxy_clausification,[],[f28]) ).

thf(f30,plain,
    ( $true
    = ( ^ [Y0: $i] :
          ( ?? @ $i
          @ ^ [Y1: $i] :
              ( ?? @ ( $i > $i > $i > $i > $o )
              @ ^ [Y2: $i > $i > $i > $i > $o] :
                  ( ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( !! @ $i
                        @ ^ [Y4: $i] :
                            ( !! @ $i
                            @ ^ [Y5: $i] :
                                ( !! @ $i
                                @ ^ [Y6: $i] :
                                    ( !! @ $i
                                    @ ^ [Y7: $i] :
                                        ( !! @ $i
                                        @ ^ [Y8: $i] :
                                            ( ( ( Y2 @ Y8 @ Y7 @ Y4 @ Y3 )
                                              & ( Y2 @ Y6 @ Y5 @ Y4 @ Y3 ) )
                                           => ( ( Y8 = Y6 )
                                              & ( Y7 = Y5 ) ) ) ) ) ) ) ) )
                  & ( c1 = Y1 )
                  & ( c1 = Y0 )
                  & ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( !! @ $i
                        @ ^ [Y4: $i] :
                            ( ( ( c1 = Y4 )
                              & ( c1 = Y3 ) )
                           => ( ?? @ $i
                              @ ^ [Y5: $i] :
                                  ( ?? @ $i
                                  @ ^ [Y6: $i] :
                                      ( ( Y2 @ Y4 @ Y3 @ Y6 @ Y5 )
                                      & ( c1 = Y6 )
                                      & ( c1 = Y5 )
                                      & ~ ( ( Y1 = Y6 )
                                          & ( Y0 = Y5 ) ) ) ) ) ) ) ) ) ) )
      @ sK0 ) ),
    inference(sigma_proxy_clausification,[],[f29]) ).

thf(f31,plain,
    ( $true
    = ( ?? @ $i
      @ ^ [Y0: $i] :
          ( ?? @ ( $i > $i > $i > $i > $o )
          @ ^ [Y1: $i > $i > $i > $i > $o] :
              ( ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( !! @ $i
                        @ ^ [Y4: $i] :
                            ( !! @ $i
                            @ ^ [Y5: $i] :
                                ( !! @ $i
                                @ ^ [Y6: $i] :
                                    ( !! @ $i
                                    @ ^ [Y7: $i] :
                                        ( ( ( Y1 @ Y7 @ Y6 @ Y3 @ Y2 )
                                          & ( Y1 @ Y5 @ Y4 @ Y3 @ Y2 ) )
                                       => ( ( Y7 = Y5 )
                                          & ( Y6 = Y4 ) ) ) ) ) ) ) ) )
              & ( c1 = Y0 )
              & ( c1 = sK0 )
              & ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( ( ( c1 = Y3 )
                          & ( c1 = Y2 ) )
                       => ( ?? @ $i
                          @ ^ [Y4: $i] :
                              ( ?? @ $i
                              @ ^ [Y5: $i] :
                                  ( ( Y1 @ Y3 @ Y2 @ Y5 @ Y4 )
                                  & ( c1 = Y5 )
                                  & ( c1 = Y4 )
                                  & ~ ( ( Y0 = Y5 )
                                      & ( sK0 = Y4 ) ) ) ) ) ) ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f30]) ).

thf(f32,plain,
    ( $true
    = ( ^ [Y0: $i] :
          ( ?? @ ( $i > $i > $i > $i > $o )
          @ ^ [Y1: $i > $i > $i > $i > $o] :
              ( ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( !! @ $i
                        @ ^ [Y4: $i] :
                            ( !! @ $i
                            @ ^ [Y5: $i] :
                                ( !! @ $i
                                @ ^ [Y6: $i] :
                                    ( !! @ $i
                                    @ ^ [Y7: $i] :
                                        ( ( ( Y1 @ Y7 @ Y6 @ Y3 @ Y2 )
                                          & ( Y1 @ Y5 @ Y4 @ Y3 @ Y2 ) )
                                       => ( ( Y7 = Y5 )
                                          & ( Y6 = Y4 ) ) ) ) ) ) ) ) )
              & ( c1 = Y0 )
              & ( c1 = sK0 )
              & ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( ( ( c1 = Y3 )
                          & ( c1 = Y2 ) )
                       => ( ?? @ $i
                          @ ^ [Y4: $i] :
                              ( ?? @ $i
                              @ ^ [Y5: $i] :
                                  ( ( Y1 @ Y3 @ Y2 @ Y5 @ Y4 )
                                  & ( c1 = Y5 )
                                  & ( c1 = Y4 )
                                  & ~ ( ( Y0 = Y5 )
                                      & ( sK0 = Y4 ) ) ) ) ) ) ) ) ) )
      @ sK1 ) ),
    inference(sigma_proxy_clausification,[],[f31]) ).

thf(f33,plain,
    ( $true
    = ( ?? @ ( $i > $i > $i > $i > $o )
      @ ^ [Y0: $i > $i > $i > $i > $o] :
          ( ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( !! @ $i
                        @ ^ [Y4: $i] :
                            ( !! @ $i
                            @ ^ [Y5: $i] :
                                ( !! @ $i
                                @ ^ [Y6: $i] :
                                    ( ( ( Y0 @ Y6 @ Y5 @ Y2 @ Y1 )
                                      & ( Y0 @ Y4 @ Y3 @ Y2 @ Y1 ) )
                                   => ( ( Y6 = Y4 )
                                      & ( Y5 = Y3 ) ) ) ) ) ) ) ) )
          & ( c1 = sK1 )
          & ( c1 = sK0 )
          & ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( ( c1 = Y2 )
                      & ( c1 = Y1 ) )
                   => ( ?? @ $i
                      @ ^ [Y3: $i] :
                          ( ?? @ $i
                          @ ^ [Y4: $i] :
                              ( ( Y0 @ Y2 @ Y1 @ Y4 @ Y3 )
                              & ( c1 = Y4 )
                              & ( c1 = Y3 )
                              & ~ ( ( sK1 = Y4 )
                                  & ( sK0 = Y3 ) ) ) ) ) ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f32]) ).

thf(f34,plain,
    ( $true
    = ( ^ [Y0: $i > $i > $i > $i > $o] :
          ( ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( !! @ $i
                        @ ^ [Y4: $i] :
                            ( !! @ $i
                            @ ^ [Y5: $i] :
                                ( !! @ $i
                                @ ^ [Y6: $i] :
                                    ( ( ( Y0 @ Y6 @ Y5 @ Y2 @ Y1 )
                                      & ( Y0 @ Y4 @ Y3 @ Y2 @ Y1 ) )
                                   => ( ( Y6 = Y4 )
                                      & ( Y5 = Y3 ) ) ) ) ) ) ) ) )
          & ( c1 = sK1 )
          & ( c1 = sK0 )
          & ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( ( c1 = Y2 )
                      & ( c1 = Y1 ) )
                   => ( ?? @ $i
                      @ ^ [Y3: $i] :
                          ( ?? @ $i
                          @ ^ [Y4: $i] :
                              ( ( Y0 @ Y2 @ Y1 @ Y4 @ Y3 )
                              & ( c1 = Y4 )
                              & ( c1 = Y3 )
                              & ~ ( ( sK1 = Y4 )
                                  & ( sK0 = Y3 ) ) ) ) ) ) ) ) )
      @ sK2 ) ),
    inference(sigma_proxy_clausification,[],[f33]) ).

thf(f35,plain,
    ( $true
    = ( ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( !! @ $i
                    @ ^ [Y3: $i] :
                        ( !! @ $i
                        @ ^ [Y4: $i] :
                            ( !! @ $i
                            @ ^ [Y5: $i] :
                                ( ( ( sK2 @ Y5 @ Y4 @ Y1 @ Y0 )
                                  & ( sK2 @ Y3 @ Y2 @ Y1 @ Y0 ) )
                               => ( ( Y5 = Y3 )
                                  & ( Y4 = Y2 ) ) ) ) ) ) ) ) )
      & ( c1 = sK1 )
      & ( c1 = sK0 )
      & ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( c1 = Y1 )
                  & ( c1 = Y0 ) )
               => ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ?? @ $i
                      @ ^ [Y3: $i] :
                          ( ( sK2 @ Y1 @ Y0 @ Y3 @ Y2 )
                          & ( c1 = Y3 )
                          & ( c1 = Y2 )
                          & ~ ( ( sK1 = Y3 )
                              & ( sK0 = Y2 ) ) ) ) ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f34]) ).

thf(f36,plain,
    ( $true
    = ( ( c1 = sK1 )
      & ( c1 = sK0 )
      & ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( c1 = Y1 )
                  & ( c1 = Y0 ) )
               => ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ?? @ $i
                      @ ^ [Y3: $i] :
                          ( ( sK2 @ Y1 @ Y0 @ Y3 @ Y2 )
                          & ( c1 = Y3 )
                          & ( c1 = Y2 )
                          & ~ ( ( sK1 = Y3 )
                              & ( sK0 = Y2 ) ) ) ) ) ) ) ) ) ),
    inference(and_proxy_clausification,[],[f35]) ).

thf(f56,plain,
    ( $true
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( ( ( c1 = Y1 )
                & ( c1 = Y0 ) )
             => ( ?? @ $i
                @ ^ [Y2: $i] :
                    ( ?? @ $i
                    @ ^ [Y3: $i] :
                        ( ( sK2 @ Y1 @ Y0 @ Y3 @ Y2 )
                        & ( c1 = Y3 )
                        & ( c1 = Y2 )
                        & ~ ( ( sK1 = Y3 )
                            & ( sK0 = Y2 ) ) ) ) ) ) ) ) ),
    inference(and_proxy_clausification,[],[f36]) ).

thf(f57,plain,
    ( $true
    = ( ( c1 = sK1 )
      & ( c1 = sK0 ) ) ),
    inference(and_proxy_clausification,[],[f36]) ).

thf(f58,plain,
    ( $true
    = ( c1 = sK0 ) ),
    inference(and_proxy_clausification,[],[f57]) ).

thf(f59,plain,
    ( $true
    = ( c1 = sK1 ) ),
    inference(and_proxy_clausification,[],[f57]) ).

thf(f60,plain,
    c1 = sK1,
    inference(equality_proxy_clausification,[],[f59]) ).

thf(f61,plain,
    c1 = sK0,
    inference(equality_proxy_clausification,[],[f58]) ).

thf(f62,plain,
    ! [X1: $i] :
      ( $true
      = ( ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( c1 = Y1 )
                  & ( c1 = Y0 ) )
               => ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ?? @ $i
                      @ ^ [Y3: $i] :
                          ( ( sK2 @ Y1 @ Y0 @ Y3 @ Y2 )
                          & ( c1 = Y3 )
                          & ( c1 = Y2 )
                          & ~ ( ( sK1 = Y3 )
                              & ( sK0 = Y2 ) ) ) ) ) ) )
        @ X1 ) ),
    inference(pi_proxy_clausification,[],[f56]) ).

thf(f63,plain,
    ! [X1: $i] :
      ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( ( ( c1 = Y0 )
              & ( c1 = X1 ) )
           => ( ?? @ $i
              @ ^ [Y1: $i] :
                  ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( sK2 @ Y0 @ X1 @ Y2 @ Y1 )
                      & ( c1 = Y2 )
                      & ( c1 = Y1 )
                      & ~ ( ( sK1 = Y2 )
                          & ( sK0 = Y1 ) ) ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f62]) ).

thf(f64,plain,
    ! [X2: $i,X1: $i] :
      ( $true
      = ( ^ [Y0: $i] :
            ( ( ( c1 = Y0 )
              & ( c1 = X1 ) )
           => ( ?? @ $i
              @ ^ [Y1: $i] :
                  ( ?? @ $i
                  @ ^ [Y2: $i] :
                      ( ( sK2 @ Y0 @ X1 @ Y2 @ Y1 )
                      & ( c1 = Y2 )
                      & ( c1 = Y1 )
                      & ~ ( ( sK1 = Y2 )
                          & ( sK0 = Y1 ) ) ) ) ) )
        @ X2 ) ),
    inference(pi_proxy_clausification,[],[f63]) ).

thf(f65,plain,
    ! [X2: $i,X1: $i] :
      ( $true
      = ( ( ( c1 = X2 )
          & ( c1 = X1 ) )
       => ( ?? @ $i
          @ ^ [Y0: $i] :
              ( ?? @ $i
              @ ^ [Y1: $i] :
                  ( ( sK2 @ X2 @ X1 @ Y1 @ Y0 )
                  & ( c1 = Y1 )
                  & ( c1 = Y0 )
                  & ~ ( ( sK1 = Y1 )
                      & ( sK0 = Y0 ) ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f64]) ).

thf(f66,plain,
    ! [X2: $i,X1: $i] :
      ( ( $false
        = ( ( c1 = X2 )
          & ( c1 = X1 ) ) )
      | ( $true
        = ( ?? @ $i
          @ ^ [Y0: $i] :
              ( ?? @ $i
              @ ^ [Y1: $i] :
                  ( ( sK2 @ X2 @ X1 @ Y1 @ Y0 )
                  & ( c1 = Y1 )
                  & ( c1 = Y0 )
                  & ~ ( ( sK1 = Y1 )
                      & ( sK0 = Y0 ) ) ) ) ) ) ),
    inference(imp_proxy_clausification,[],[f65]) ).

thf(f67,plain,
    ! [X2: $i,X1: $i] :
      ( ( $false
        = ( c1 = X1 ) )
      | ( $true
        = ( ?? @ $i
          @ ^ [Y0: $i] :
              ( ?? @ $i
              @ ^ [Y1: $i] :
                  ( ( sK2 @ X2 @ X1 @ Y1 @ Y0 )
                  & ( c1 = Y1 )
                  & ( c1 = Y0 )
                  & ~ ( ( sK1 = Y1 )
                      & ( sK0 = Y0 ) ) ) ) ) )
      | ( $false
        = ( c1 = X2 ) ) ),
    inference(and_proxy_clausification,[],[f66]) ).

thf(f68,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1 != X1 )
      | ( $true
        = ( ?? @ $i
          @ ^ [Y0: $i] :
              ( ?? @ $i
              @ ^ [Y1: $i] :
                  ( ( sK2 @ X2 @ X1 @ Y1 @ Y0 )
                  & ( c1 = Y1 )
                  & ( c1 = Y0 )
                  & ~ ( ( sK1 = Y1 )
                      & ( sK0 = Y0 ) ) ) ) ) )
      | ( $false
        = ( c1 = X2 ) ) ),
    inference(equality_proxy_clausification,[],[f67]) ).

thf(f69,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1 != X1 )
      | ( $true
        = ( ^ [Y0: $i] :
              ( ?? @ $i
              @ ^ [Y1: $i] :
                  ( ( sK2 @ X2 @ X1 @ Y1 @ Y0 )
                  & ( c1 = Y1 )
                  & ( c1 = Y0 )
                  & ~ ( ( sK1 = Y1 )
                      & ( sK0 = Y0 ) ) ) )
          @ ( sK3 @ X1 @ X2 ) ) )
      | ( $false
        = ( c1 = X2 ) ) ),
    inference(sigma_proxy_clausification,[],[f68]) ).

thf(f70,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1 != X1 )
      | ( $true
        = ( ^ [Y0: $i] :
              ( ?? @ $i
              @ ^ [Y1: $i] :
                  ( ( sK2 @ X2 @ X1 @ Y1 @ Y0 )
                  & ( c1 = Y1 )
                  & ( c1 = Y0 )
                  & ~ ( ( sK1 = Y1 )
                      & ( sK0 = Y0 ) ) ) )
          @ ( sK3 @ X1 @ X2 ) ) )
      | ( c1 != X2 ) ),
    inference(equality_proxy_clausification,[],[f69]) ).

thf(f71,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1 != X1 )
      | ( $true
        = ( ?? @ $i
          @ ^ [Y0: $i] :
              ( ( sK2 @ X2 @ X1 @ Y0 @ ( sK3 @ X1 @ X2 ) )
              & ( c1 = Y0 )
              & ( c1
                = ( sK3 @ X1 @ X2 ) )
              & ~ ( ( sK1 = Y0 )
                  & ( sK0
                    = ( sK3 @ X1 @ X2 ) ) ) ) ) )
      | ( c1 != X2 ) ),
    inference(beta-eta_normalization,[],[f70]) ).

thf(f72,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1 != X1 )
      | ( $true
        = ( ^ [Y0: $i] :
              ( ( sK2 @ X2 @ X1 @ Y0 @ ( sK3 @ X1 @ X2 ) )
              & ( c1 = Y0 )
              & ( c1
                = ( sK3 @ X1 @ X2 ) )
              & ~ ( ( sK1 = Y0 )
                  & ( sK0
                    = ( sK3 @ X1 @ X2 ) ) ) )
          @ ( sK4 @ X1 @ X2 ) ) )
      | ( c1 != X2 ) ),
    inference(sigma_proxy_clausification,[],[f71]) ).

thf(f73,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1 != X1 )
      | ( $true
        = ( ( sK2 @ X2 @ X1 @ ( sK4 @ X1 @ X2 ) @ ( sK3 @ X1 @ X2 ) )
          & ( c1
            = ( sK4 @ X1 @ X2 ) )
          & ( c1
            = ( sK3 @ X1 @ X2 ) )
          & ~ ( ( sK1
                = ( sK4 @ X1 @ X2 ) )
              & ( sK0
                = ( sK3 @ X1 @ X2 ) ) ) ) )
      | ( c1 != X2 ) ),
    inference(beta-eta_normalization,[],[f72]) ).

thf(f74,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1 != X1 )
      | ( $true
        = ( ~ ( ( sK1
                = ( sK4 @ X1 @ X2 ) )
              & ( sK0
                = ( sK3 @ X1 @ X2 ) ) ) ) )
      | ( c1 != X2 ) ),
    inference(and_proxy_clausification,[],[f73]) ).

thf(f75,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1 != X1 )
      | ( $true
        = ( ( sK2 @ X2 @ X1 @ ( sK4 @ X1 @ X2 ) @ ( sK3 @ X1 @ X2 ) )
          & ( c1
            = ( sK4 @ X1 @ X2 ) )
          & ( c1
            = ( sK3 @ X1 @ X2 ) ) ) )
      | ( c1 != X2 ) ),
    inference(and_proxy_clausification,[],[f73]) ).

thf(f76,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1 != X1 )
      | ( $true
        = ( ( c1
            = ( sK4 @ X1 @ X2 ) )
          & ( c1
            = ( sK3 @ X1 @ X2 ) ) ) )
      | ( c1 != X2 ) ),
    inference(and_proxy_clausification,[],[f75]) ).

thf(f78,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1 != X1 )
      | ( $true
        = ( c1
          = ( sK3 @ X1 @ X2 ) ) )
      | ( c1 != X2 ) ),
    inference(and_proxy_clausification,[],[f76]) ).

thf(f79,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1 != X1 )
      | ( $true
        = ( c1
          = ( sK4 @ X1 @ X2 ) ) )
      | ( c1 != X2 ) ),
    inference(and_proxy_clausification,[],[f76]) ).

thf(f80,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1 != X2 )
      | ( c1
        = ( sK4 @ X1 @ X2 ) )
      | ( c1 != X1 ) ),
    inference(equality_proxy_clausification,[],[f79]) ).

thf(f81,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1 != X1 )
      | ( c1
        = ( sK3 @ X1 @ X2 ) )
      | ( c1 != X2 ) ),
    inference(equality_proxy_clausification,[],[f78]) ).

thf(f82,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1 != X1 )
      | ( $false
        = ( ( sK1
            = ( sK4 @ X1 @ X2 ) )
          & ( sK0
            = ( sK3 @ X1 @ X2 ) ) ) )
      | ( c1 != X2 ) ),
    inference(not_proxy_clausification,[],[f74]) ).

thf(f83,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1 != X1 )
      | ( $false
        = ( sK0
          = ( sK3 @ X1 @ X2 ) ) )
      | ( c1 != X2 )
      | ( $false
        = ( sK1
          = ( sK4 @ X1 @ X2 ) ) ) ),
    inference(and_proxy_clausification,[],[f82]) ).

thf(f84,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1 != X1 )
      | ( sK0
       != ( sK3 @ X1 @ X2 ) )
      | ( c1 != X2 )
      | ( $false
        = ( sK1
          = ( sK4 @ X1 @ X2 ) ) ) ),
    inference(equality_proxy_clausification,[],[f83]) ).

thf(f85,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1 != X1 )
      | ( sK0
       != ( sK3 @ X1 @ X2 ) )
      | ( c1 != X2 )
      | ( sK1
       != ( sK4 @ X1 @ X2 ) ) ),
    inference(equality_proxy_clausification,[],[f84]) ).

thf(f107,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1
       != ( sK3 @ X1 @ X2 ) )
      | ( c1 != X1 )
      | ( c1 != X2 )
      | ( sK1
       != ( sK4 @ X1 @ X2 ) ) ),
    inference(forward_demodulation,[],[f85,f61]) ).

thf(f108,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1
       != ( sK4 @ X1 @ X2 ) )
      | ( c1
       != ( sK3 @ X1 @ X2 ) )
      | ( c1 != X1 )
      | ( c1 != X2 ) ),
    inference(forward_demodulation,[],[f107,f60]) ).

thf(f109,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1
       != ( sK3 @ X1 @ X2 ) )
      | ( c1 != X1 )
      | ( c1 != X2 ) ),
    inference(forward_subsumption_resolution,[],[f108,f80]) ).

thf(f111,plain,
    ! [X2: $i,X1: $i] :
      ( ( c1 != X1 )
      | ( c1 != X2 ) ),
    inference(forward_subsumption_resolution,[],[f81,f109]) ).

thf(f113,definition,
    ( spl5_1
  <=> ! [X2: $i] : ( c1 != X2 ) ),
    introduced(definition,[new_symbols(definition,[spl5_1])],[avatar_definition]) ).

thf(f114,plain,
    ( ! [X2: $i] : ( c1 != X2 )
    | ~ spl5_1 ),
    inference(avatar_component_clause,[],[f113]) ).

thf(f115,plain,
    ( spl5_1
    | spl5_1 ),
    inference(avatar_split_clause,[],[f111,f113,f113]) ).

thf(f116,plain,
    ( $false
    | ~ spl5_1 ),
    inference(equality_resolution,[],[f114]) ).

thf(f117,plain,
    ~ spl5_1,
    inference(avatar_contradiction_clause,[],[f116]) ).

cnf(s1,plain,
    ( spl5_1
    | spl5_1 ),
    inference(sat_conversion,[],[f115]) ).

cnf(s2,plain,
    spl5_1,
    inference(rat,[],[s1]) ).

cnf(s3,plain,
    ~ spl5_1,
    inference(sat_conversion,[],[f117]) ).

cnf(s4,plain,
    $false,
    inference(rat,[],[s2,s3]) ).

thf(f118,plain,
    $false,
    inference(avatar_sat_refutation,[],[s4]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : PUZ107^5 : TPTP v9.3.1. Bugfixed v6.2.0.
% 0.00/0.06  % Command  : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.09/0.20  % Computer : n016.cluster.edu
% 0.09/0.20  % Model    : x86_64 x86_64
% 0.09/0.20  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.20  % Memory   : 8046.5625MB
% 0.09/0.20  % OS       : Linux 6.8.0-71-generic
% 0.09/0.20  % CPULimit : 300
% 0.09/0.20  % WCLimit  : 300
% 0.09/0.20  % DateTime : Tue Sep 29 13:28:20 UTC 2026
% 0.09/0.20  % CPUTime  : 
% 0.09/0.20  Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.09/0.23  Running first-order model finding
% 0.09/0.23  Running: /export/starexec/sandbox2/solver/bin/vampire-ho --input_syntax tptp --output_axiom_names on --mode casc --intent sat -m 16384 --cores 7 -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.19/0.26  % (335686)Will run a generic schedule for satisfiability detection.
% 0.19/0.26  % (335694)dis+10_1_sil=32000:sp=arity:random_seed=1818905339:i=103:fgj=on_2999 on theBenchmark for (2999ds/103Mi)
% 0.19/0.26  % (335694) found proof, printing to "/export/starexec/sandbox2/tmp/vampire-proof-335686-335694"...
% 0.19/0.26  % (335692)% WARNING: option uhcvi not known.
% 0.19/0.26  % (335694)...printing done.
% 0.19/0.26  % (335694)Refutation found. Thanks to Tanya!
% 0.19/0.26  % SZS status Theorem for theBenchmark
% 0.19/0.26  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.27  % (335694)------------------------------
% 0.19/0.27  % (335694)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.19/0.27  % (335694)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.19/0.27  % (335694)CaDiCaL version: 2.1.3
% 0.19/0.27  % (335694)Termination reason: Refutation
% 0.19/0.27  % (335694)Time elapsed: 0.005 s
% 0.19/0.27  % (335694)Peak memory usage: 12 MB
% 0.19/0.27  % (335694)Instructions burned: 18 (million)
% 0.19/0.27  % (335686)Success in time 0.029 s
% 0.19/0.27  % Vampire exiting
%------------------------------------------------------------------------------