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Vampire---5.0.1.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : Vampire---5.0.1
% Problem  : SYO451^6 : TPTP v9.3.1. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM

% Computer : n010.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 08:47:46 AM UTC 2026

% Result   : Theorem 0.27s 0.35s
% Output   : Refutation 0.27s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   32
%            Number of leaves      :   18
% Syntax   : Number of formulae    :  153 (  66 unt;   0 typ;   7 def)
%            Number of atoms       : 1093 ( 216 equ;   0 cnn)
%            Maximal formula atoms :   12 (   7 avg)
%            Number of connectives : 1467 ( 210   ~; 257   |;  13   &; 878   @)
%                                         (   6 <=>;  22  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   3 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of types       :    3 (   1 usr)
%            Number of type conns  :  138 ( 138   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   66 (  62 usr;  12 con; 0-4 aty)
%                                         (  81  !!;   0  ??;   0 @@+;   0 @@-)
%            Number of variables   :  351 (   0 sgn  67   !;   0   ?; 351   :)

% Comments : 
%------------------------------------------------------------------------------
thf(type_def_5,type,
    mu: $tType ).

thf(type_def_6,type,
    sTfun: ( $tType * $tType ) > $tType ).

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

thf(func_def_32,type,
    rel_s5: $i > $i > $o ).

thf(func_def_33,type,
    mbox_s5: ( $i > $o ) > $i > $o ).

thf(func_def_34,type,
    mdia_s5: ( $i > $o ) > $i > $o ).

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

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

thf(func_def_37,type,
    vNOT: $o > $o ).

thf(func_def_38,type,
    db1: 
      !>[X0: $tType] : X0 ).

thf(func_def_39,type,
    db0: 
      !>[X0: $tType] : X0 ).

thf(func_def_40,type,
    vLAM: 
      !>[X0: $tType,X1: $tType] : ( X1 > X0 > X1 ) ).

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

thf(func_def_42,type,
    db2: 
      !>[X0: $tType] : X0 ).

thf(func_def_45,type,
    vIMP: $o > $o > $o ).

thf(func_def_46,type,
    vEQ: 
      !>[X0: $tType] : ( X0 > X0 > $o ) ).

thf(func_def_47,type,
    vOR: $o > $o > $o ).

thf(func_def_48,type,
    db3: 
      !>[X0: $tType] : X0 ).

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

thf(func_def_50,type,
    vAND: $o > $o > $o ).

thf(func_def_51,type,
    db4: 
      !>[X0: $tType] : X0 ).

thf(func_def_52,type,
    sF0: $o ).

thf(func_def_54,type,
    sK2: $i > $i ).

thf(func_def_56,type,
    sK4: $i > $i ).

thf(func_def_57,type,
    sK5: $i > $i ).

thf(f3,axiom,
    ( ( ^ [X0: $i > $o,X1: $i] :
          ~ ( X0 @ X1 ) )
    = mnot ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LCL013^0.ax',mnot) ).

thf(f4,axiom,
    ( ( ^ [X0: $i > $o,X1: $i > $o,X2: $i] :
          ( ( X1 @ X2 )
          | ( X0 @ X2 ) ) )
    = mor ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LCL013^0.ax',mor) ).

thf(f6,axiom,
    ( ( ^ [X0: $i > $o,X1: $i > $o] : ( mor @ ( mnot @ X0 ) @ X1 ) )
    = mimplies ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LCL013^0.ax',mimplies) ).

thf(f19,axiom,
    ( msymmetric
    = ( ^ [X0: $i > $i > $o] :
        ! [X1: $i,X2: $i] :
          ( ( X0 @ X1 @ X2 )
         => ( X0 @ X2 @ X1 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LCL013^0.ax',msymmetric) ).

thf(f21,axiom,
    ( mtransitive
    = ( ^ [X0: $i > $i > $o] :
        ! [X2: $i,X1: $i,X3: $i] :
          ( ( ( X0 @ X1 @ X2 )
            & ( X0 @ X2 @ X3 ) )
         => ( X0 @ X1 @ X3 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LCL013^0.ax',mtransitive) ).

thf(f28,axiom,
    ( ( ^ [X0: $i > $o] :
        ! [X1: $i] : ( X0 @ X1 ) )
    = mvalid ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LCL013^0.ax',mvalid) ).

thf(f32,axiom,
    ( mbox_s5
    = ( ^ [X0: $i > $o,X1: $i] :
        ! [X2: $i] :
          ( ( X0 @ X2 )
          | ~ ( rel_s5 @ X1 @ X2 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LCL013^6.ax',mbox_s5) ).

thf(f33,axiom,
    ( mdia_s5
    = ( ^ [X0: $i > $o] : ( mnot @ ( mbox_s5 @ ( mnot @ X0 ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LCL013^6.ax',mdia_s5) ).

thf(f35,axiom,
    mtransitive @ rel_s5,
    file('/export/starexec/sandbox2/benchmark/Axioms/LCL013^6.ax',a2) ).

thf(f36,axiom,
    msymmetric @ rel_s5,
    file('/export/starexec/sandbox2/benchmark/Axioms/LCL013^6.ax',a3) ).

thf(f37,conjecture,
    mvalid @ ( mimplies @ ( mbox_s5 @ ( mor @ p @ ( mdia_s5 @ q ) ) ) @ ( mor @ ( mbox_s5 @ p ) @ ( mdia_s5 @ q ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove) ).

thf(f38,negated_conjecture,
    ~ ( mvalid @ ( mimplies @ ( mbox_s5 @ ( mor @ p @ ( mdia_s5 @ q ) ) ) @ ( mor @ ( mbox_s5 @ p ) @ ( mdia_s5 @ q ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f37]) ).

thf(f39,plain,
    ( ( ^ [X0: $i > $o,X1: $i] :
          ~ ( X0 @ X1 ) )
    = mnot ),
    inference(rectify,[],[f3]) ).

thf(f40,plain,
    ( mnot
    = ( ^ [Y0: $i > $o,Y1: $i] :
          ~ ( Y0 @ Y1 ) ) ),
    inference(fool_elimination,[],[f39]) ).

thf(f44,plain,
    ( mimplies
    = ( ^ [Y0: $i > $o,Y1: $i > $o] : ( mor @ ( mnot @ Y0 ) @ Y1 ) ) ),
    inference(fool_elimination,[],[f6]) ).

thf(f45,plain,
    msymmetric @ rel_s5,
    inference(rectify,[],[f36]) ).

thf(f46,plain,
    ( ( msymmetric @ rel_s5 )
    = $true ),
    inference(fool_elimination,[],[f45]) ).

thf(f48,plain,
    ( msymmetric
    = ( ^ [X0: $i > $i > $o] :
        ! [X1: $i,X2: $i] :
          ( ( X0 @ X1 @ X2 )
         => ( X0 @ X2 @ X1 ) ) ) ),
    inference(rectify,[],[f19]) ).

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

thf(f53,plain,
    ( mdia_s5
    = ( ^ [Y0: $i > $o] : ( mnot @ ( mbox_s5 @ ( mnot @ Y0 ) ) ) ) ),
    inference(fool_elimination,[],[f33]) ).

thf(f59,plain,
    ~ ( mvalid @ ( mimplies @ ( mbox_s5 @ ( mor @ p @ ( mdia_s5 @ q ) ) ) @ ( mor @ ( mbox_s5 @ p ) @ ( mdia_s5 @ q ) ) ) ),
    inference(rectify,[],[f38]) ).

thf(f60,plain,
    ( ( mvalid @ ( mimplies @ ( mbox_s5 @ ( mor @ p @ ( mdia_s5 @ q ) ) ) @ ( mor @ ( mbox_s5 @ p ) @ ( mdia_s5 @ q ) ) ) )
   != $true ),
    inference(fool_elimination,[],[f59]) ).

thf(f62,plain,
    ( mbox_s5
    = ( ^ [X0: $i > $o,X1: $i] :
        ! [X2: $i] :
          ( ( X0 @ X2 )
          | ~ ( rel_s5 @ X1 @ X2 ) ) ) ),
    inference(rectify,[],[f32]) ).

thf(f63,plain,
    ( mbox_s5
    = ( ^ [Y0: $i > $o,Y1: $i] :
          ( !! @ $i
          @ ^ [Y2: $i] :
              ( ~ ( rel_s5 @ Y1 @ Y2 )
              | ( Y0 @ Y2 ) ) ) ) ),
    inference(fool_elimination,[],[f62]) ).

thf(f74,plain,
    ( ( ^ [X0: $i > $o,X1: $i > $o,X2: $i] :
          ( ( X1 @ X2 )
          | ( X0 @ X2 ) ) )
    = mor ),
    inference(rectify,[],[f4]) ).

thf(f75,plain,
    ( mor
    = ( ^ [Y0: $i > $o,Y1: $i > $o,Y2: $i] :
          ( ( Y0 @ Y2 )
          | ( Y1 @ Y2 ) ) ) ),
    inference(fool_elimination,[],[f74]) ).

thf(f80,plain,
    ( ( ^ [X0: $i > $o] :
        ! [X1: $i] : ( X0 @ X1 ) )
    = mvalid ),
    inference(rectify,[],[f28]) ).

thf(f81,plain,
    ( mvalid
    = ( ^ [Y0: $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] : ( Y0 @ Y1 ) ) ) ),
    inference(fool_elimination,[],[f80]) ).

thf(f84,plain,
    mtransitive @ rel_s5,
    inference(rectify,[],[f35]) ).

thf(f85,plain,
    ( ( mtransitive @ rel_s5 )
    = $true ),
    inference(fool_elimination,[],[f84]) ).

thf(f91,plain,
    ( mtransitive
    = ( ^ [X0: $i > $i > $o] :
        ! [X1: $i,X2: $i,X3: $i] :
          ( ( ( X0 @ X2 @ X1 )
            & ( X0 @ X1 @ X3 ) )
         => ( X0 @ X2 @ X3 ) ) ) ),
    inference(rectify,[],[f21]) ).

thf(f92,plain,
    ( mtransitive
    = ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( !! @ $i
                  @ ^ [Y3: $i] :
                      ( ( ( Y0 @ Y3 @ Y1 )
                        & ( Y0 @ Y2 @ Y3 ) )
                     => ( Y0 @ Y2 @ Y1 ) ) ) ) ) ) ),
    inference(fool_elimination,[],[f91]) ).

thf(f101,plain,
    ( ( mvalid @ ( mimplies @ ( mbox_s5 @ ( mor @ p @ ( mdia_s5 @ q ) ) ) @ ( mor @ ( mbox_s5 @ p ) @ ( mdia_s5 @ q ) ) ) )
   != $true ),
    inference(flattening,[],[f60]) ).

thf(f105,plain,
    ( ( msymmetric @ rel_s5 )
    = $true ),
    inference(cnf_transformation,[],[f46]) ).

thf(f108,plain,
    ( mor
    = ( ^ [Y0: $i > $o,Y1: $i > $o,Y2: $i] :
          ( ( Y0 @ Y2 )
          | ( Y1 @ Y2 ) ) ) ),
    inference(cnf_transformation,[],[f75]) ).

thf(f109,plain,
    ( mbox_s5
    = ( ^ [Y0: $i > $o,Y1: $i] :
          ( !! @ $i
          @ ^ [Y2: $i] :
              ( ~ ( rel_s5 @ Y1 @ Y2 )
              | ( Y0 @ Y2 ) ) ) ) ),
    inference(cnf_transformation,[],[f63]) ).

thf(f110,plain,
    ( mtransitive
    = ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( !! @ $i
                  @ ^ [Y3: $i] :
                      ( ( ( Y0 @ Y3 @ Y1 )
                        & ( Y0 @ Y2 @ Y3 ) )
                     => ( Y0 @ Y2 @ Y1 ) ) ) ) ) ) ),
    inference(cnf_transformation,[],[f92]) ).

thf(f111,plain,
    ( mimplies
    = ( ^ [Y0: $i > $o,Y1: $i > $o] : ( mor @ ( mnot @ Y0 ) @ Y1 ) ) ),
    inference(cnf_transformation,[],[f44]) ).

thf(f114,plain,
    ( ( mvalid @ ( mimplies @ ( mbox_s5 @ ( mor @ p @ ( mdia_s5 @ q ) ) ) @ ( mor @ ( mbox_s5 @ p ) @ ( mdia_s5 @ q ) ) ) )
   != $true ),
    inference(cnf_transformation,[],[f101]) ).

thf(f121,plain,
    ( mdia_s5
    = ( ^ [Y0: $i > $o] : ( mnot @ ( mbox_s5 @ ( mnot @ Y0 ) ) ) ) ),
    inference(cnf_transformation,[],[f53]) ).

thf(f122,plain,
    ( mnot
    = ( ^ [Y0: $i > $o,Y1: $i] :
          ~ ( Y0 @ Y1 ) ) ),
    inference(cnf_transformation,[],[f40]) ).

thf(f123,plain,
    ( msymmetric
    = ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( Y0 @ Y2 @ Y1 )
                 => ( Y0 @ Y1 @ Y2 ) ) ) ) ) ),
    inference(cnf_transformation,[],[f49]) ).

thf(f129,plain,
    ( ( mtransitive @ rel_s5 )
    = $true ),
    inference(cnf_transformation,[],[f85]) ).

thf(f132,plain,
    ( mvalid
    = ( ^ [Y0: $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] : ( Y0 @ Y1 ) ) ) ),
    inference(cnf_transformation,[],[f81]) ).

thf(f142,plain,
    ( mimplies
    = ( ^ [Y0: $i > $o,Y1: $i > $o] :
          ( ^ [Y2: $i > $o,Y3: $i > $o,Y4: $i] :
              ( ( Y2 @ Y4 )
              | ( Y3 @ Y4 ) )
          @ ( ^ [Y2: $i > $o,Y3: $i] :
                ~ ( Y2 @ Y3 )
            @ Y0 )
          @ Y1 ) ) ),
    inference(definition_unfolding,[],[f111,f108,f122]) ).

thf(f150,plain,
    ( mdia_s5
    = ( ^ [Y0: $i > $o] :
          ( ^ [Y1: $i > $o,Y2: $i] :
              ~ ( Y1 @ Y2 )
          @ ( ^ [Y1: $i > $o,Y2: $i] :
                ( !! @ $i
                @ ^ [Y3: $i] :
                    ( ~ ( rel_s5 @ Y2 @ Y3 )
                    | ( Y1 @ Y3 ) ) )
            @ ( ^ [Y1: $i > $o,Y2: $i] :
                  ~ ( Y1 @ Y2 )
              @ Y0 ) ) ) ) ),
    inference(definition_unfolding,[],[f121,f122,f109,f122]) ).

thf(f151,plain,
    ( $true
    = ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( Y0 @ Y2 @ Y1 )
                 => ( Y0 @ Y1 @ Y2 ) ) ) )
      @ rel_s5 ) ),
    inference(definition_unfolding,[],[f105,f123]) ).

thf(f152,plain,
    ( ( ^ [Y0: $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] : ( Y0 @ Y1 ) )
      @ ( ^ [Y0: $i > $o,Y1: $i > $o] :
            ( ^ [Y2: $i > $o,Y3: $i > $o,Y4: $i] :
                ( ( Y2 @ Y4 )
                | ( Y3 @ Y4 ) )
            @ ( ^ [Y2: $i > $o,Y3: $i] :
                  ~ ( Y2 @ Y3 )
              @ Y0 )
            @ Y1 )
        @ ( ^ [Y0: $i > $o,Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ~ ( rel_s5 @ Y1 @ Y2 )
                  | ( Y0 @ Y2 ) ) )
          @ ( ^ [Y0: $i > $o,Y1: $i > $o,Y2: $i] :
                ( ( Y0 @ Y2 )
                | ( Y1 @ Y2 ) )
            @ p
            @ ( ^ [Y0: $i > $o] :
                  ( ^ [Y1: $i > $o,Y2: $i] :
                      ~ ( Y1 @ Y2 )
                  @ ( ^ [Y1: $i > $o,Y2: $i] :
                        ( !! @ $i
                        @ ^ [Y3: $i] :
                            ( ~ ( rel_s5 @ Y2 @ Y3 )
                            | ( Y1 @ Y3 ) ) )
                    @ ( ^ [Y1: $i > $o,Y2: $i] :
                          ~ ( Y1 @ Y2 )
                      @ Y0 ) ) )
              @ q ) ) )
        @ ( ^ [Y0: $i > $o,Y1: $i > $o,Y2: $i] :
              ( ( Y0 @ Y2 )
              | ( Y1 @ Y2 ) )
          @ ( ^ [Y0: $i > $o,Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ~ ( rel_s5 @ Y1 @ Y2 )
                    | ( Y0 @ Y2 ) ) )
            @ p )
          @ ( ^ [Y0: $i > $o] :
                ( ^ [Y1: $i > $o,Y2: $i] :
                    ~ ( Y1 @ Y2 )
                @ ( ^ [Y1: $i > $o,Y2: $i] :
                      ( !! @ $i
                      @ ^ [Y3: $i] :
                          ( ~ ( rel_s5 @ Y2 @ Y3 )
                          | ( Y1 @ Y3 ) ) )
                  @ ( ^ [Y1: $i > $o,Y2: $i] :
                        ~ ( Y1 @ Y2 )
                    @ Y0 ) ) )
            @ q ) ) ) )
   != $true ),
    inference(definition_unfolding,[],[f114,f132,f142,f109,f108,f150,f108,f109,f150]) ).

thf(f154,plain,
    ( ( ^ [Y0: $i > $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( !! @ $i
                  @ ^ [Y3: $i] :
                      ( ( ( Y0 @ Y3 @ Y1 )
                        & ( Y0 @ Y2 @ Y3 ) )
                     => ( Y0 @ Y2 @ Y1 ) ) ) ) )
      @ rel_s5 )
    = $true ),
    inference(definition_unfolding,[],[f129,f110]) ).

thf(f155,definition,
    ( sF0
    = ( ^ [Y0: $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] : ( Y0 @ Y1 ) )
      @ ( ^ [Y0: $i > $o,Y1: $i > $o] :
            ( ^ [Y2: $i > $o,Y3: $i > $o,Y4: $i] :
                ( ( Y2 @ Y4 )
                | ( Y3 @ Y4 ) )
            @ ( ^ [Y2: $i > $o,Y3: $i] :
                  ~ ( Y2 @ Y3 )
              @ Y0 )
            @ Y1 )
        @ ( ^ [Y0: $i > $o,Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ~ ( rel_s5 @ Y1 @ Y2 )
                  | ( Y0 @ Y2 ) ) )
          @ ( ^ [Y0: $i > $o,Y1: $i > $o,Y2: $i] :
                ( ( Y0 @ Y2 )
                | ( Y1 @ Y2 ) )
            @ p
            @ ( ^ [Y0: $i > $o] :
                  ( ^ [Y1: $i > $o,Y2: $i] :
                      ~ ( Y1 @ Y2 )
                  @ ( ^ [Y1: $i > $o,Y2: $i] :
                        ( !! @ $i
                        @ ^ [Y3: $i] :
                            ( ~ ( rel_s5 @ Y2 @ Y3 )
                            | ( Y1 @ Y3 ) ) )
                    @ ( ^ [Y1: $i > $o,Y2: $i] :
                          ~ ( Y1 @ Y2 )
                      @ Y0 ) ) )
              @ q ) ) )
        @ ( ^ [Y0: $i > $o,Y1: $i > $o,Y2: $i] :
              ( ( Y0 @ Y2 )
              | ( Y1 @ Y2 ) )
          @ ( ^ [Y0: $i > $o,Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ~ ( rel_s5 @ Y1 @ Y2 )
                    | ( Y0 @ Y2 ) ) )
            @ p )
          @ ( ^ [Y0: $i > $o] :
                ( ^ [Y1: $i > $o,Y2: $i] :
                    ~ ( Y1 @ Y2 )
                @ ( ^ [Y1: $i > $o,Y2: $i] :
                      ( !! @ $i
                      @ ^ [Y3: $i] :
                          ( ~ ( rel_s5 @ Y2 @ Y3 )
                          | ( Y1 @ Y3 ) ) )
                  @ ( ^ [Y1: $i > $o,Y2: $i] :
                        ~ ( Y1 @ Y2 )
                    @ Y0 ) ) )
            @ q ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sF0])],[function_definition]) ).

thf(f156,plain,
    ( ( ^ [Y0: $i > $o] :
          ( !! @ $i
          @ ^ [Y1: $i] : ( Y0 @ Y1 ) )
      @ ( ^ [Y0: $i > $o,Y1: $i > $o] :
            ( ^ [Y2: $i > $o,Y3: $i > $o,Y4: $i] :
                ( ( Y2 @ Y4 )
                | ( Y3 @ Y4 ) )
            @ ( ^ [Y2: $i > $o,Y3: $i] :
                  ~ ( Y2 @ Y3 )
              @ Y0 )
            @ Y1 )
        @ ( ^ [Y0: $i > $o,Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ~ ( rel_s5 @ Y1 @ Y2 )
                  | ( Y0 @ Y2 ) ) )
          @ ( ^ [Y0: $i > $o,Y1: $i > $o,Y2: $i] :
                ( ( Y0 @ Y2 )
                | ( Y1 @ Y2 ) )
            @ p
            @ ( ^ [Y0: $i > $o] :
                  ( ^ [Y1: $i > $o,Y2: $i] :
                      ~ ( Y1 @ Y2 )
                  @ ( ^ [Y1: $i > $o,Y2: $i] :
                        ( !! @ $i
                        @ ^ [Y3: $i] :
                            ( ~ ( rel_s5 @ Y2 @ Y3 )
                            | ( Y1 @ Y3 ) ) )
                    @ ( ^ [Y1: $i > $o,Y2: $i] :
                          ~ ( Y1 @ Y2 )
                      @ Y0 ) ) )
              @ q ) ) )
        @ ( ^ [Y0: $i > $o,Y1: $i > $o,Y2: $i] :
              ( ( Y0 @ Y2 )
              | ( Y1 @ Y2 ) )
          @ ( ^ [Y0: $i > $o,Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ~ ( rel_s5 @ Y1 @ Y2 )
                    | ( Y0 @ Y2 ) ) )
            @ p )
          @ ( ^ [Y0: $i > $o] :
                ( ^ [Y1: $i > $o,Y2: $i] :
                    ~ ( Y1 @ Y2 )
                @ ( ^ [Y1: $i > $o,Y2: $i] :
                      ( !! @ $i
                      @ ^ [Y3: $i] :
                          ( ~ ( rel_s5 @ Y2 @ Y3 )
                          | ( Y1 @ Y3 ) ) )
                  @ ( ^ [Y1: $i > $o,Y2: $i] :
                        ~ ( Y1 @ Y2 )
                    @ Y0 ) ) )
            @ q ) ) ) )
    = sF0 ),
    inference(reorient_equations,[],[f155]) ).

thf(f157,plain,
    sF0 != $true,
    inference(definition_folding,[],[f152,f156]) ).

thf(f159,plain,
    ( ( sF0 = $true )
    | ( ( ^ [Y0: $i > $o] :
            ( !! @ $i
            @ ^ [Y1: $i] : ( Y0 @ Y1 ) )
        @ ( ^ [Y0: $i > $o,Y1: $i > $o] :
              ( ^ [Y2: $i > $o,Y3: $i > $o,Y4: $i] :
                  ( ( Y2 @ Y4 )
                  | ( Y3 @ Y4 ) )
              @ ( ^ [Y2: $i > $o,Y3: $i] :
                    ~ ( Y2 @ Y3 )
                @ Y0 )
              @ Y1 )
          @ ( ^ [Y0: $i > $o,Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ~ ( rel_s5 @ Y1 @ Y2 )
                    | ( Y0 @ Y2 ) ) )
            @ ( ^ [Y0: $i > $o,Y1: $i > $o,Y2: $i] :
                  ( ( Y0 @ Y2 )
                  | ( Y1 @ Y2 ) )
              @ p
              @ ( ^ [Y0: $i > $o] :
                    ( ^ [Y1: $i > $o,Y2: $i] :
                        ~ ( Y1 @ Y2 )
                    @ ( ^ [Y1: $i > $o,Y2: $i] :
                          ( !! @ $i
                          @ ^ [Y3: $i] :
                              ( ~ ( rel_s5 @ Y2 @ Y3 )
                              | ( Y1 @ Y3 ) ) )
                      @ ( ^ [Y1: $i > $o,Y2: $i] :
                            ~ ( Y1 @ Y2 )
                        @ Y0 ) ) )
                @ q ) ) )
          @ ( ^ [Y0: $i > $o,Y1: $i > $o,Y2: $i] :
                ( ( Y0 @ Y2 )
                | ( Y1 @ Y2 ) )
            @ ( ^ [Y0: $i > $o,Y1: $i] :
                  ( !! @ $i
                  @ ^ [Y2: $i] :
                      ( ~ ( rel_s5 @ Y1 @ Y2 )
                      | ( Y0 @ Y2 ) ) )
              @ p )
            @ ( ^ [Y0: $i > $o] :
                  ( ^ [Y1: $i > $o,Y2: $i] :
                      ~ ( Y1 @ Y2 )
                  @ ( ^ [Y1: $i > $o,Y2: $i] :
                        ( !! @ $i
                        @ ^ [Y3: $i] :
                            ( ~ ( rel_s5 @ Y2 @ Y3 )
                            | ( Y1 @ Y3 ) ) )
                    @ ( ^ [Y1: $i > $o,Y2: $i] :
                          ~ ( Y1 @ Y2 )
                      @ Y0 ) ) )
              @ q ) ) ) )
      = $false ) ),
    inference(iff_proxy_clausification,[],[f156]) ).

thf(f160,plain,
    ( ( sF0 = $true )
    | ( ( !! @ $i
        @ ^ [Y0: $i] :
            ( ~ ( !! @ $i
                @ ^ [Y1: $i] :
                    ( ~ ( rel_s5 @ Y0 @ Y1 )
                    | ( p @ Y1 )
                    | ~ ( !! @ $i
                        @ ^ [Y2: $i] :
                            ( ~ ( rel_s5 @ Y1 @ Y2 )
                            | ~ ( q @ Y2 ) ) ) ) )
            | ( !! @ $i
              @ ^ [Y1: $i] :
                  ( ~ ( rel_s5 @ Y0 @ Y1 )
                  | ( p @ Y1 ) ) )
            | ~ ( !! @ $i
                @ ^ [Y1: $i] :
                    ( ~ ( rel_s5 @ Y0 @ Y1 )
                    | ~ ( q @ Y1 ) ) ) ) )
      = $false ) ),
    inference(beta-eta_normalization,[],[f159]) ).

thf(f161,plain,
    ( ( sF0 = $true )
    | ( $false
      = ( ^ [Y0: $i] :
            ( ~ ( !! @ $i
                @ ^ [Y1: $i] :
                    ( ~ ( rel_s5 @ Y0 @ Y1 )
                    | ( p @ Y1 )
                    | ~ ( !! @ $i
                        @ ^ [Y2: $i] :
                            ( ~ ( rel_s5 @ Y1 @ Y2 )
                            | ~ ( q @ Y2 ) ) ) ) )
            | ( !! @ $i
              @ ^ [Y1: $i] :
                  ( ~ ( rel_s5 @ Y0 @ Y1 )
                  | ( p @ Y1 ) ) )
            | ~ ( !! @ $i
                @ ^ [Y1: $i] :
                    ( ~ ( rel_s5 @ Y0 @ Y1 )
                    | ~ ( q @ Y1 ) ) ) )
        @ sK1 ) ) ),
    inference(sigma_proxy_clausification,[],[f160]) ).

thf(f162,plain,
    ( ( sF0 = $true )
    | ( $false
      = ( ~ ( !! @ $i
            @ ^ [Y0: $i] :
                ( ~ ( rel_s5 @ sK1 @ Y0 )
                | ( p @ Y0 )
                | ~ ( !! @ $i
                    @ ^ [Y1: $i] :
                        ( ~ ( rel_s5 @ Y0 @ Y1 )
                        | ~ ( q @ Y1 ) ) ) ) )
        | ( !! @ $i
          @ ^ [Y0: $i] :
              ( ~ ( rel_s5 @ sK1 @ Y0 )
              | ( p @ Y0 ) ) )
        | ~ ( !! @ $i
            @ ^ [Y0: $i] :
                ( ~ ( rel_s5 @ sK1 @ Y0 )
                | ~ ( q @ Y0 ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f161]) ).

thf(f163,plain,
    ( ( ( ( !! @ $i
          @ ^ [Y0: $i] :
              ( ~ ( rel_s5 @ sK1 @ Y0 )
              | ( p @ Y0 ) ) )
        | ~ ( !! @ $i
            @ ^ [Y0: $i] :
                ( ~ ( rel_s5 @ sK1 @ Y0 )
                | ~ ( q @ Y0 ) ) ) )
      = $false )
    | ( sF0 = $true ) ),
    inference(or_proxy_clausification,[],[f162]) ).

thf(f164,plain,
    ( ( $false
      = ( ~ ( !! @ $i
            @ ^ [Y0: $i] :
                ( ~ ( rel_s5 @ sK1 @ Y0 )
                | ( p @ Y0 )
                | ~ ( !! @ $i
                    @ ^ [Y1: $i] :
                        ( ~ ( rel_s5 @ Y0 @ Y1 )
                        | ~ ( q @ Y1 ) ) ) ) ) ) )
    | ( sF0 = $true ) ),
    inference(or_proxy_clausification,[],[f162]) ).

thf(f165,plain,
    ( ( sF0 = $true )
    | ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( ~ ( rel_s5 @ sK1 @ Y0 )
            | ( p @ Y0 )
            | ~ ( !! @ $i
                @ ^ [Y1: $i] :
                    ( ~ ( rel_s5 @ Y0 @ Y1 )
                    | ~ ( q @ Y1 ) ) ) ) ) ) ),
    inference(not_proxy_clausification,[],[f164]) ).

thf(f166,plain,
    ! [X1: $i] :
      ( ( sF0 = $true )
      | ( ( ^ [Y0: $i] :
              ( ~ ( rel_s5 @ sK1 @ Y0 )
              | ( p @ Y0 )
              | ~ ( !! @ $i
                  @ ^ [Y1: $i] :
                      ( ~ ( rel_s5 @ Y0 @ Y1 )
                      | ~ ( q @ Y1 ) ) ) )
          @ X1 )
        = $true ) ),
    inference(pi_proxy_clausification,[],[f165]) ).

thf(f167,plain,
    ! [X1: $i] :
      ( ( sF0 = $true )
      | ( ( ~ ( rel_s5 @ sK1 @ X1 )
          | ( p @ X1 )
          | ~ ( !! @ $i
              @ ^ [Y0: $i] :
                  ( ~ ( rel_s5 @ X1 @ Y0 )
                  | ~ ( q @ Y0 ) ) ) )
        = $true ) ),
    inference(beta-eta_normalization,[],[f166]) ).

thf(f168,plain,
    ! [X1: $i] :
      ( ( sF0 = $true )
      | ( ( ( p @ X1 )
          | ~ ( !! @ $i
              @ ^ [Y0: $i] :
                  ( ~ ( rel_s5 @ X1 @ Y0 )
                  | ~ ( q @ Y0 ) ) ) )
        = $true )
      | ( $true
        = ( ~ ( rel_s5 @ sK1 @ X1 ) ) ) ),
    inference(or_proxy_clausification,[],[f167]) ).

thf(f169,plain,
    ! [X1: $i] :
      ( ( ( ~ ( !! @ $i
              @ ^ [Y0: $i] :
                  ( ~ ( rel_s5 @ X1 @ Y0 )
                  | ~ ( q @ Y0 ) ) ) )
        = $true )
      | ( sF0 = $true )
      | ( ( p @ X1 )
        = $true )
      | ( $true
        = ( ~ ( rel_s5 @ sK1 @ X1 ) ) ) ),
    inference(or_proxy_clausification,[],[f168]) ).

thf(f170,plain,
    ! [X1: $i] :
      ( ( $true
        = ( ~ ( rel_s5 @ sK1 @ X1 ) ) )
      | ( $false
        = ( !! @ $i
          @ ^ [Y0: $i] :
              ( ~ ( rel_s5 @ X1 @ Y0 )
              | ~ ( q @ Y0 ) ) ) )
      | ( sF0 = $true )
      | ( ( p @ X1 )
        = $true ) ),
    inference(not_proxy_clausification,[],[f169]) ).

thf(f171,plain,
    ! [X1: $i] :
      ( ( sF0 = $true )
      | ( ( p @ X1 )
        = $true )
      | ( $false
        = ( !! @ $i
          @ ^ [Y0: $i] :
              ( ~ ( rel_s5 @ X1 @ Y0 )
              | ~ ( q @ Y0 ) ) ) )
      | ( ( rel_s5 @ sK1 @ X1 )
        = $false ) ),
    inference(not_proxy_clausification,[],[f170]) ).

thf(f172,plain,
    ! [X1: $i] :
      ( ( sF0 = $true )
      | ( ( p @ X1 )
        = $true )
      | ( ( ^ [Y0: $i] :
              ( ~ ( rel_s5 @ X1 @ Y0 )
              | ~ ( q @ Y0 ) )
          @ ( sK2 @ X1 ) )
        = $false )
      | ( ( rel_s5 @ sK1 @ X1 )
        = $false ) ),
    inference(sigma_proxy_clausification,[],[f171]) ).

thf(f173,plain,
    ! [X1: $i] :
      ( ( ( ~ ( rel_s5 @ X1 @ ( sK2 @ X1 ) )
          | ~ ( q @ ( sK2 @ X1 ) ) )
        = $false )
      | ( sF0 = $true )
      | ( ( rel_s5 @ sK1 @ X1 )
        = $false )
      | ( ( p @ X1 )
        = $true ) ),
    inference(beta-eta_normalization,[],[f172]) ).

thf(f174,plain,
    ! [X1: $i] :
      ( ( sF0 = $true )
      | ( ( ~ ( q @ ( sK2 @ X1 ) ) )
        = $false )
      | ( ( rel_s5 @ sK1 @ X1 )
        = $false )
      | ( ( p @ X1 )
        = $true ) ),
    inference(or_proxy_clausification,[],[f173]) ).

thf(f175,plain,
    ! [X1: $i] :
      ( ( ( p @ X1 )
        = $true )
      | ( ( ~ ( rel_s5 @ X1 @ ( sK2 @ X1 ) ) )
        = $false )
      | ( sF0 = $true )
      | ( ( rel_s5 @ sK1 @ X1 )
        = $false ) ),
    inference(or_proxy_clausification,[],[f173]) ).

thf(f176,plain,
    ! [X1: $i] :
      ( ( ( p @ X1 )
        = $true )
      | ( ( rel_s5 @ X1 @ ( sK2 @ X1 ) )
        = $true )
      | ( sF0 = $true )
      | ( ( rel_s5 @ sK1 @ X1 )
        = $false ) ),
    inference(not_proxy_clausification,[],[f175]) ).

thf(f177,plain,
    ! [X1: $i] :
      ( ( ( p @ X1 )
        = $true )
      | ( ( rel_s5 @ sK1 @ X1 )
        = $false )
      | ( sF0 = $true )
      | ( ( q @ ( sK2 @ X1 ) )
        = $true ) ),
    inference(not_proxy_clausification,[],[f174]) ).

thf(f178,plain,
    ( ( sF0 = $true )
    | ( $false
      = ( ~ ( !! @ $i
            @ ^ [Y0: $i] :
                ( ~ ( rel_s5 @ sK1 @ Y0 )
                | ~ ( q @ Y0 ) ) ) ) ) ),
    inference(or_proxy_clausification,[],[f163]) ).

thf(f179,plain,
    ( ( $false
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( ~ ( rel_s5 @ sK1 @ Y0 )
            | ( p @ Y0 ) ) ) )
    | ( sF0 = $true ) ),
    inference(or_proxy_clausification,[],[f163]) ).

thf(f180,plain,
    ( ( ( ^ [Y0: $i] :
            ( ~ ( rel_s5 @ sK1 @ Y0 )
            | ( p @ Y0 ) )
        @ sK3 )
      = $false )
    | ( sF0 = $true ) ),
    inference(sigma_proxy_clausification,[],[f179]) ).

thf(f181,plain,
    ( ( $false
      = ( ~ ( rel_s5 @ sK1 @ sK3 )
        | ( p @ sK3 ) ) )
    | ( sF0 = $true ) ),
    inference(beta-eta_normalization,[],[f180]) ).

thf(f182,plain,
    ( ( $false
      = ( p @ sK3 ) )
    | ( sF0 = $true ) ),
    inference(or_proxy_clausification,[],[f181]) ).

thf(f183,plain,
    ( ( $false
      = ( ~ ( rel_s5 @ sK1 @ sK3 ) ) )
    | ( sF0 = $true ) ),
    inference(or_proxy_clausification,[],[f181]) ).

thf(f184,plain,
    ( ( sF0 = $true )
    | ( ( rel_s5 @ sK1 @ sK3 )
      = $true ) ),
    inference(not_proxy_clausification,[],[f183]) ).

thf(f185,plain,
    ( ( sF0 = $true )
    | ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( ~ ( rel_s5 @ sK1 @ Y0 )
            | ~ ( q @ Y0 ) ) ) ) ),
    inference(not_proxy_clausification,[],[f178]) ).

thf(f186,plain,
    ! [X1: $i] :
      ( ( $true
        = ( ^ [Y0: $i] :
              ( ~ ( rel_s5 @ sK1 @ Y0 )
              | ~ ( q @ Y0 ) )
          @ X1 ) )
      | ( sF0 = $true ) ),
    inference(pi_proxy_clausification,[],[f185]) ).

thf(f187,plain,
    ! [X1: $i] :
      ( ( sF0 = $true )
      | ( $true
        = ( ~ ( rel_s5 @ sK1 @ X1 )
          | ~ ( q @ X1 ) ) ) ),
    inference(beta-eta_normalization,[],[f186]) ).

thf(f188,plain,
    ! [X1: $i] :
      ( ( $true
        = ( ~ ( q @ X1 ) ) )
      | ( $true
        = ( ~ ( rel_s5 @ sK1 @ X1 ) ) )
      | ( sF0 = $true ) ),
    inference(or_proxy_clausification,[],[f187]) ).

thf(f189,plain,
    ! [X1: $i] :
      ( ( $true
        = ( ~ ( rel_s5 @ sK1 @ X1 ) ) )
      | ( ( q @ X1 )
        = $false )
      | ( sF0 = $true ) ),
    inference(not_proxy_clausification,[],[f188]) ).

thf(f190,plain,
    ! [X1: $i] :
      ( ( sF0 = $true )
      | ( ( rel_s5 @ sK1 @ X1 )
        = $false )
      | ( ( q @ X1 )
        = $false ) ),
    inference(not_proxy_clausification,[],[f189]) ).

thf(f241,plain,
    ( ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( ( rel_s5 @ Y1 @ Y0 )
             => ( rel_s5 @ Y0 @ Y1 ) ) ) )
    = $true ),
    inference(beta-eta_normalization,[],[f151]) ).

thf(f242,plain,
    ! [X1: $i] :
      ( ( ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( rel_s5 @ Y1 @ Y0 )
               => ( rel_s5 @ Y0 @ Y1 ) ) )
        @ X1 )
      = $true ),
    inference(pi_proxy_clausification,[],[f241]) ).

thf(f243,plain,
    ! [X1: $i] :
      ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( ( rel_s5 @ Y0 @ X1 )
           => ( rel_s5 @ X1 @ Y0 ) ) ) ),
    inference(beta-eta_normalization,[],[f242]) ).

thf(f244,plain,
    ! [X2: $i,X1: $i] :
      ( $true
      = ( ^ [Y0: $i] :
            ( ( rel_s5 @ Y0 @ X1 )
           => ( rel_s5 @ X1 @ Y0 ) )
        @ X2 ) ),
    inference(pi_proxy_clausification,[],[f243]) ).

thf(f245,plain,
    ! [X2: $i,X1: $i] :
      ( ( ( rel_s5 @ X2 @ X1 )
       => ( rel_s5 @ X1 @ X2 ) )
      = $true ),
    inference(beta-eta_normalization,[],[f244]) ).

thf(f246,plain,
    ! [X2: $i,X1: $i] :
      ( ( ( rel_s5 @ X2 @ X1 )
        = $false )
      | ( ( rel_s5 @ X1 @ X2 )
        = $true ) ),
    inference(imp_proxy_clausification,[],[f245]) ).

thf(f250,plain,
    ( $true
    = ( !! @ $i
      @ ^ [Y0: $i] :
          ( !! @ $i
          @ ^ [Y1: $i] :
              ( !! @ $i
              @ ^ [Y2: $i] :
                  ( ( ( rel_s5 @ Y2 @ Y0 )
                    & ( rel_s5 @ Y1 @ Y2 ) )
                 => ( rel_s5 @ Y1 @ Y0 ) ) ) ) ) ),
    inference(beta-eta_normalization,[],[f154]) ).

thf(f251,plain,
    ! [X1: $i] :
      ( ( ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( !! @ $i
                @ ^ [Y2: $i] :
                    ( ( ( rel_s5 @ Y2 @ Y0 )
                      & ( rel_s5 @ Y1 @ Y2 ) )
                   => ( rel_s5 @ Y1 @ Y0 ) ) ) )
        @ X1 )
      = $true ),
    inference(pi_proxy_clausification,[],[f250]) ).

thf(f252,plain,
    ! [X1: $i] :
      ( $true
      = ( !! @ $i
        @ ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( rel_s5 @ Y1 @ X1 )
                  & ( rel_s5 @ Y0 @ Y1 ) )
               => ( rel_s5 @ Y0 @ X1 ) ) ) ) ),
    inference(beta-eta_normalization,[],[f251]) ).

thf(f253,plain,
    ! [X2: $i,X1: $i] :
      ( $true
      = ( ^ [Y0: $i] :
            ( !! @ $i
            @ ^ [Y1: $i] :
                ( ( ( rel_s5 @ Y1 @ X1 )
                  & ( rel_s5 @ Y0 @ Y1 ) )
               => ( rel_s5 @ Y0 @ X1 ) ) )
        @ X2 ) ),
    inference(pi_proxy_clausification,[],[f252]) ).

thf(f254,plain,
    ! [X2: $i,X1: $i] :
      ( ( !! @ $i
        @ ^ [Y0: $i] :
            ( ( ( rel_s5 @ Y0 @ X1 )
              & ( rel_s5 @ X2 @ Y0 ) )
           => ( rel_s5 @ X2 @ X1 ) ) )
      = $true ),
    inference(beta-eta_normalization,[],[f253]) ).

thf(f255,plain,
    ! [X2: $i,X3: $i,X1: $i] :
      ( $true
      = ( ^ [Y0: $i] :
            ( ( ( rel_s5 @ Y0 @ X1 )
              & ( rel_s5 @ X2 @ Y0 ) )
           => ( rel_s5 @ X2 @ X1 ) )
        @ X3 ) ),
    inference(pi_proxy_clausification,[],[f254]) ).

thf(f256,plain,
    ! [X2: $i,X3: $i,X1: $i] :
      ( ( ( ( rel_s5 @ X3 @ X1 )
          & ( rel_s5 @ X2 @ X3 ) )
       => ( rel_s5 @ X2 @ X1 ) )
      = $true ),
    inference(beta-eta_normalization,[],[f255]) ).

thf(f257,plain,
    ! [X2: $i,X3: $i,X1: $i] :
      ( ( $false
        = ( ( rel_s5 @ X3 @ X1 )
          & ( rel_s5 @ X2 @ X3 ) ) )
      | ( ( rel_s5 @ X2 @ X1 )
        = $true ) ),
    inference(imp_proxy_clausification,[],[f256]) ).

thf(f258,plain,
    ! [X2: $i,X3: $i,X1: $i] :
      ( ( ( rel_s5 @ X3 @ X1 )
        = $false )
      | ( ( rel_s5 @ X2 @ X1 )
        = $true )
      | ( ( rel_s5 @ X2 @ X3 )
        = $false ) ),
    inference(and_proxy_clausification,[],[f257]) ).

thf(f260,definition,
    ( spl6_1
  <=> ! [X1: $i] :
        ( ( ( p @ X1 )
          = $true )
        | ( ( rel_s5 @ sK1 @ X1 )
          = $false )
        | ( ( rel_s5 @ X1 @ ( sK2 @ X1 ) )
          = $true ) ) ),
    introduced(definition,[new_symbols(definition,[spl6_1])],[avatar_definition]) ).

thf(f261,plain,
    ( ! [X1: $i] :
        ( ( ( rel_s5 @ X1 @ ( sK2 @ X1 ) )
          = $true )
        | ( ( p @ X1 )
          = $true )
        | ( ( rel_s5 @ sK1 @ X1 )
          = $false ) )
    | ~ spl6_1 ),
    inference(avatar_component_clause,[],[f260]) ).

thf(f263,definition,
    ( spl6_2
  <=> ( sF0 = $true ) ),
    introduced(definition,[new_symbols(definition,[spl6_2])],[avatar_definition]) ).

thf(f266,plain,
    ( spl6_1
    | spl6_2 ),
    inference(avatar_split_clause,[],[f176,f263,f260]) ).

thf(f268,definition,
    ( spl6_3
  <=> ! [X1: $i] :
        ( ( ( p @ X1 )
          = $true )
        | ( ( q @ ( sK2 @ X1 ) )
          = $true )
        | ( ( rel_s5 @ sK1 @ X1 )
          = $false ) ) ),
    introduced(definition,[new_symbols(definition,[spl6_3])],[avatar_definition]) ).

thf(f269,plain,
    ( ! [X1: $i] :
        ( ( ( rel_s5 @ sK1 @ X1 )
          = $false )
        | ( ( p @ X1 )
          = $true )
        | ( ( q @ ( sK2 @ X1 ) )
          = $true ) )
    | ~ spl6_3 ),
    inference(avatar_component_clause,[],[f268]) ).

thf(f270,plain,
    ( spl6_2
    | spl6_3 ),
    inference(avatar_split_clause,[],[f177,f268,f263]) ).

thf(f272,definition,
    ( spl6_4
  <=> ( ( rel_s5 @ sK1 @ sK3 )
      = $true ) ),
    introduced(definition,[new_symbols(definition,[spl6_4])],[avatar_definition]) ).

thf(f274,plain,
    ( ( ( rel_s5 @ sK1 @ sK3 )
      = $true )
    | ~ spl6_4 ),
    inference(avatar_component_clause,[],[f272]) ).

thf(f275,plain,
    ( spl6_2
    | spl6_4 ),
    inference(avatar_split_clause,[],[f184,f272,f263]) ).

thf(f277,definition,
    ( spl6_5
  <=> ( $false
      = ( p @ sK3 ) ) ),
    introduced(definition,[new_symbols(definition,[spl6_5])],[avatar_definition]) ).

thf(f279,plain,
    ( ( $false
      = ( p @ sK3 ) )
    | ~ spl6_5 ),
    inference(avatar_component_clause,[],[f277]) ).

thf(f280,plain,
    ( spl6_2
    | spl6_5 ),
    inference(avatar_split_clause,[],[f182,f277,f263]) ).

thf(f282,definition,
    ( spl6_6
  <=> ! [X1: $i] :
        ( ( ( rel_s5 @ sK1 @ X1 )
          = $false )
        | ( ( q @ X1 )
          = $false ) ) ),
    introduced(definition,[new_symbols(definition,[spl6_6])],[avatar_definition]) ).

thf(f283,plain,
    ( ! [X1: $i] :
        ( ( ( rel_s5 @ sK1 @ X1 )
          = $false )
        | ( ( q @ X1 )
          = $false ) )
    | ~ spl6_6 ),
    inference(avatar_component_clause,[],[f282]) ).

thf(f284,plain,
    ( spl6_2
    | spl6_6 ),
    inference(avatar_split_clause,[],[f190,f282,f263]) ).

thf(f313,plain,
    ~ spl6_2,
    inference(avatar_split_clause,[],[f157,f263]) ).

thf(f341,plain,
    ( ( ( rel_s5 @ sK3 @ sK1 )
      = $true )
    | ( $false = $true )
    | ~ spl6_4 ),
    inference(constrained_superposition,[],[f246,f274]) ).

thf(f347,plain,
    ( ( ( rel_s5 @ sK3 @ sK1 )
      = $true )
    | ~ spl6_4 ),
    inference(trivial_inequality_removal,[],[f341]) ).

thf(f357,plain,
    ( ( $true
      = ( p @ sK3 ) )
    | ( $false = $true )
    | ( $true
      = ( q @ ( sK2 @ sK3 ) ) )
    | ~ spl6_3
    | ~ spl6_4 ),
    inference(constrained_superposition,[],[f269,f274]) ).

thf(f361,plain,
    ( ( $true
      = ( q @ ( sK2 @ sK3 ) ) )
    | ( $true
      = ( p @ sK3 ) )
    | ~ spl6_3
    | ~ spl6_4 ),
    inference(trivial_inequality_removal,[],[f357]) ).

thf(f366,plain,
    ( ( $false = $true )
    | ( $true
      = ( q @ ( sK2 @ sK3 ) ) )
    | ~ spl6_3
    | ~ spl6_4
    | ~ spl6_5 ),
    inference(forward_demodulation,[],[f361,f279]) ).

thf(f367,plain,
    ( ( $true
      = ( q @ ( sK2 @ sK3 ) ) )
    | ~ spl6_3
    | ~ spl6_4
    | ~ spl6_5 ),
    inference(trivial_inequality_removal,[],[f366]) ).

thf(f385,plain,
    ( ! [X0: $i] :
        ( ( ( rel_s5 @ X0 @ sK3 )
          = $false )
        | ( ( rel_s5 @ X0 @ sK1 )
          = $true )
        | ( $false = $true ) )
    | ~ spl6_4 ),
    inference(constrained_superposition,[],[f347,f258]) ).

thf(f392,plain,
    ( ! [X0: $i] :
        ( ( ( rel_s5 @ X0 @ sK3 )
          = $false )
        | ( ( rel_s5 @ X0 @ sK1 )
          = $true ) )
    | ~ spl6_4 ),
    inference(trivial_inequality_removal,[],[f385]) ).

thf(f442,plain,
    ( ! [X0: $i] :
        ( ( $false
          = ( rel_s5 @ sK1 @ X0 ) )
        | ( ( rel_s5 @ ( sK2 @ X0 ) @ X0 )
          = $true )
        | ( $false = $true )
        | ( $true
          = ( p @ X0 ) ) )
    | ~ spl6_1 ),
    inference(constrained_superposition,[],[f261,f246]) ).

thf(f449,plain,
    ( ! [X0: $i] :
        ( ( ( rel_s5 @ ( sK2 @ X0 ) @ X0 )
          = $true )
        | ( $false
          = ( rel_s5 @ sK1 @ X0 ) )
        | ( $true
          = ( p @ X0 ) ) )
    | ~ spl6_1 ),
    inference(trivial_inequality_removal,[],[f442]) ).

thf(f460,plain,
    ( ( $false = $true )
    | ( $true
      = ( rel_s5 @ ( sK2 @ sK3 ) @ sK1 ) )
    | ( $true
      = ( p @ sK3 ) )
    | ( ( rel_s5 @ sK1 @ sK3 )
      = $false )
    | ~ spl6_1
    | ~ spl6_4 ),
    inference(constrained_superposition,[],[f392,f449]) ).

thf(f463,plain,
    ( ( $true
      = ( rel_s5 @ ( sK2 @ sK3 ) @ sK1 ) )
    | ( ( rel_s5 @ sK1 @ sK3 )
      = $false )
    | ( $true
      = ( p @ sK3 ) )
    | ~ spl6_1
    | ~ spl6_4 ),
    inference(trivial_inequality_removal,[],[f460]) ).

thf(f467,plain,
    ( ( $true
      = ( rel_s5 @ ( sK2 @ sK3 ) @ sK1 ) )
    | ( $false = $true )
    | ( $true
      = ( p @ sK3 ) )
    | ~ spl6_1
    | ~ spl6_4 ),
    inference(forward_demodulation,[],[f463,f274]) ).

thf(f468,plain,
    ( ( $true
      = ( rel_s5 @ ( sK2 @ sK3 ) @ sK1 ) )
    | ( $true
      = ( p @ sK3 ) )
    | ~ spl6_1
    | ~ spl6_4 ),
    inference(trivial_inequality_removal,[],[f467]) ).

thf(f471,plain,
    ( ( $false = $true )
    | ( $true
      = ( rel_s5 @ ( sK2 @ sK3 ) @ sK1 ) )
    | ~ spl6_1
    | ~ spl6_4
    | ~ spl6_5 ),
    inference(forward_demodulation,[],[f468,f279]) ).

thf(f472,plain,
    ( ( $true
      = ( rel_s5 @ ( sK2 @ sK3 ) @ sK1 ) )
    | ~ spl6_1
    | ~ spl6_4
    | ~ spl6_5 ),
    inference(trivial_inequality_removal,[],[f471]) ).

thf(f516,plain,
    ( ( ( rel_s5 @ sK1 @ ( sK2 @ sK3 ) )
      = $true )
    | ( $false = $true )
    | ~ spl6_1
    | ~ spl6_4
    | ~ spl6_5 ),
    inference(constrained_superposition,[],[f472,f246]) ).

thf(f519,plain,
    ( ( ( rel_s5 @ sK1 @ ( sK2 @ sK3 ) )
      = $true )
    | ~ spl6_1
    | ~ spl6_4
    | ~ spl6_5 ),
    inference(trivial_inequality_removal,[],[f516]) ).

thf(f524,plain,
    ( ( $false = $true )
    | ( $false
      = ( q @ ( sK2 @ sK3 ) ) )
    | ~ spl6_1
    | ~ spl6_4
    | ~ spl6_5
    | ~ spl6_6 ),
    inference(constrained_superposition,[],[f519,f283]) ).

thf(f535,plain,
    ( ( $false
      = ( q @ ( sK2 @ sK3 ) ) )
    | ~ spl6_1
    | ~ spl6_4
    | ~ spl6_5
    | ~ spl6_6 ),
    inference(trivial_inequality_removal,[],[f524]) ).

thf(f552,plain,
    ( ( $false = $true )
    | ~ spl6_1
    | ~ spl6_3
    | ~ spl6_4
    | ~ spl6_5
    | ~ spl6_6 ),
    inference(forward_demodulation,[],[f535,f367]) ).

thf(f553,plain,
    ( $false
    | ~ spl6_1
    | ~ spl6_3
    | ~ spl6_4
    | ~ spl6_5
    | ~ spl6_6 ),
    inference(trivial_inequality_removal,[],[f552]) ).

thf(f554,plain,
    ( ~ spl6_1
    | ~ spl6_3
    | ~ spl6_4
    | ~ spl6_5
    | ~ spl6_6 ),
    inference(avatar_contradiction_clause,[],[f553]) ).

cnf(s1,plain,
    ( spl6_1
    | spl6_2 ),
    inference(sat_conversion,[],[f266]) ).

cnf(s2,plain,
    ( spl6_2
    | spl6_3 ),
    inference(sat_conversion,[],[f270]) ).

cnf(s3,plain,
    ( spl6_2
    | spl6_4 ),
    inference(sat_conversion,[],[f275]) ).

cnf(s4,plain,
    ( spl6_2
    | spl6_5 ),
    inference(sat_conversion,[],[f280]) ).

cnf(s5,plain,
    ( spl6_2
    | spl6_6 ),
    inference(sat_conversion,[],[f284]) ).

cnf(s12,plain,
    ~ spl6_2,
    inference(sat_conversion,[],[f313]) ).

cnf(s23,plain,
    ( ~ spl6_1
    | ~ spl6_3
    | ~ spl6_4
    | ~ spl6_5
    | ~ spl6_6 ),
    inference(sat_conversion,[],[f554]) ).

cnf(s25,plain,
    spl6_6,
    inference(rat,[],[s5,s12]) ).

cnf(s26,plain,
    spl6_5,
    inference(rat,[],[s4,s12]) ).

cnf(s27,plain,
    spl6_4,
    inference(rat,[],[s3,s12]) ).

cnf(s28,plain,
    spl6_3,
    inference(rat,[],[s2,s12]) ).

cnf(s29,plain,
    ~ spl6_1,
    inference(rat,[],[s23,s25,s26,s27,s28]) ).

cnf(s30,plain,
    $false,
    inference(rat,[],[s1,s12,s29]) ).

thf(f555,plain,
    $false,
    inference(avatar_sat_refutation,[],[s30]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02  % Problem  : SYO451^6 : TPTP v9.3.1. Released v4.0.0.
% 0.00/0.04  % Command  : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.10/0.21  % Computer : n010.cluster.edu
% 0.10/0.21  % Model    : x86_64 x86_64
% 0.10/0.21  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.21  % Memory   : 8046.5625MB
% 0.10/0.21  % OS       : Linux 6.8.0-71-generic
% 0.10/0.21  % CPULimit : 300
% 0.10/0.21  % WCLimit  : 300
% 0.10/0.21  % DateTime : Tue Sep 29 16:52:49 UTC 2026
% 0.10/0.22  % CPUTime  : 
% 0.10/0.22  Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.10/0.27  Running higher-order theorem proving
% 0.10/0.28  Running: /export/starexec/sandbox2/solver/bin/vampire-ho --input_syntax tptp --output_axiom_names on --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.27/0.35  % (3133306)Detected a higher-order problem, will run a greedy HOL sequence.
% 0.27/0.35  % (3133315)lrs+10_1_cnfonf=off:si=on:uwa=one_side_interpreted:random_seed=895387608:i=3:rtra=on:inj=on:ntd=on_2999 on theBenchmark for (2999ds/3Mi)
% 0.27/0.35  % (3133319)WARNING Broken Constraint: if ho_split_queue_ratios(1,8) has been set then ho_split_queue(off) is equal to on
% 0.27/0.35  % (3133319)WARNING Broken Constraint: if sine_to_age_tolerance(5) has been set then sine_to_age(off) is equal to on or sine_to_pred_levels(off) is not equal to off or sine_level_split_queue(off) is equal to on
% 0.27/0.35  % (3133315)Instruction limit reached! 
% 0.27/0.35  % (3133315)------------------------------
% 0.27/0.35  % (3133315)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.27/0.35  % (3133315)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.27/0.35  % (3133315)CaDiCaL version: 2.1.3
% 0.27/0.35  % (3133315)Termination reason: Instruction limit
% 0.27/0.35  % (3133315)Termination phase: Property scanning
% 0.27/0.35  % (3133315)Time elapsed: 0.002 s
% 0.27/0.35  % (3133315)Peak memory usage: 10 MB
% 0.27/0.35  % (3133315)Instructions burned: 5 (million)
% 0.27/0.35  % (3133319)dis+1002_8_to=kbo:sil=128000:tgt=full:drc=off:si=on:sp=const_max:lma=off:spb=non_intro:cbe=off:uwa=interpreted_only:random_seed=2864714108:hsqr=1,8:i=157:s2at=5:add=on:nm=2:rtra=on_2999 on theBenchmark for (2999ds/157Mi)
% 0.27/0.35  % (3133313)lrs+10_40_drc=off:e2e=on:si=on:uwa=one_side_interpreted:random_seed=2811940158:s2a=on:i=87:rtra=on:ntd=on_2999 on theBenchmark for (2999ds/87Mi)
% 0.27/0.35  % (3133314)lrs+10_16_si=on:nwc=1.5:random_seed=2399106023:i=18:kws=arity_squared:rtra=on:fe=abstraction:ntd=on_2999 on theBenchmark for (2999ds/18Mi)
% 0.27/0.35  % (3133317)dis+21_4_fde=none:e2e=on:si=on:uwa=off:foolp=on:random_seed=404681649:i=24:av=off:rtra=on_2999 on theBenchmark for (2999ds/24Mi)
% 0.27/0.35  % (3133316)dis+1002_4:1_sfv=off:to=lpo:plsq=on:fde=none:e2e=on:si=on:spb=non_intro:acc=on:uwa=off:fd=preordered:foolp=on:s2agt=32:slsqc=1:slsq=on:random_seed=4002825559:hsq=on:hsqr=16,1:s2a=on:i=634:add=on:nm=16:nicw=on:rtra=on:gtg=position:ss=included:ixr=off:c=on:inj=on:ntd=on:rawr=on_2999 on theBenchmark for (2999ds/634Mi)
% 0.27/0.35  % (3133318)lrs+10_1_to=lpo:sil=128000:e2e=on:si=on:random_seed=1058237719:s2a=on:i=75:s2at=3:aac=none:bd=preordered:rtra=on:fe=abstraction_2999 on theBenchmark for (2999ds/75Mi)
% 0.27/0.35  % (3133323)dis+10_1024_sil=128000:si=on:sp=unary_first:urr=on:uwa=all:fd=off:random_seed=3310642094:i=2:hud=10:rtra=on_2999 on theBenchmark for (2999ds/2Mi)
% 0.27/0.35  % (3133319) found proof, printing to "/export/starexec/sandbox2/tmp/vampire-proof-3133306-3133319"...
% 0.27/0.35  % (3133323)Instruction limit reached! 
% 0.27/0.35  % (3133323)------------------------------
% 0.27/0.35  % (3133323)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.27/0.35  % (3133323)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.27/0.35  % (3133323)CaDiCaL version: 2.1.3
% 0.27/0.35  % (3133323)Termination reason: Instruction limit
% 0.27/0.35  % (3133323)Termination phase: Property scanning
% 0.27/0.35  % (3133323)Time elapsed: 0.001 s
% 0.27/0.35  % (3133323)Peak memory usage: 10 MB
% 0.27/0.35  % (3133323)Instructions burned: 3 (million)
% 0.27/0.35  % (3133319)...printing done.
% 0.27/0.35  % (3133319)Refutation found. Thanks to Tanya!
% 0.27/0.35  % SZS status Theorem for theBenchmark
% 0.27/0.35  % SZS output start Proof for theBenchmark
% See solution above
% 0.27/0.35  % (3133319)------------------------------
% 0.27/0.35  % (3133319)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.27/0.35  % (3133319)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.27/0.35  % (3133319)CaDiCaL version: 2.1.3
% 0.27/0.35  % (3133319)Termination reason: Refutation
% 0.27/0.35  % (3133319)Time elapsed: 0.020 s
% 0.27/0.35  % (3133319)Peak memory usage: 13 MB
% 0.27/0.35  % (3133319)Instructions burned: 33 (million)
% 0.27/0.35  % (3133306)Success in time 0.054 s
% 0.27/0.35  % Vampire exiting
%------------------------------------------------------------------------------