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LEO-II---2.3.1.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : LEO-II---2.3.1
% Problem  : SWV426^2 : TPTP v9.3.1. Released v3.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p

% Computer : n020.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 Oct  7 10:57:42 AM UTC 2026

% Result   : Theorem 0.07s 0.25s
% Output   : CNFRefutation 0.07s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   28
%            Number of leaves      :   27
% Syntax   : Number of formulae    :  120 (  69 unt;   0 typ;  24 def)
%            Number of atoms       :  964 ( 230 equ;   0 cnn)
%            Maximal formula atoms :   21 (   8 avg)
%            Number of connectives : 1524 ( 201   ~; 332   |;   2   &; 923   @)
%                                         (   0 <=>;  66  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   3 avg)
%            Number of types       :    3 (   1 usr)
%            Number of type conns  :   70 (  70   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   43 (  40 usr;   8 con; 0-3 aty)
%            Number of variables   :  362 (  39   ^; 319   !;   4   ?; 362   :)

% Comments : 
%------------------------------------------------------------------------------
thf(tp_individuals,type,
    individuals: $tType ).

thf(tp_a,type,
    a: $i > $o ).

thf(tp_current_world,type,
    current_world: $i ).

thf(tp_icl_and,type,
    icl_and: ( $i > $o ) > ( $i > $o ) > $i > $o ).

thf(tp_icl_atom,type,
    icl_atom: ( $i > $o ) > $i > $o ).

thf(tp_icl_false,type,
    icl_false: $i > $o ).

thf(tp_icl_impl,type,
    icl_impl: ( $i > $o ) > ( $i > $o ) > $i > $o ).

thf(tp_icl_or,type,
    icl_or: ( $i > $o ) > ( $i > $o ) > $i > $o ).

thf(tp_icl_princ,type,
    icl_princ: ( $i > $o ) > $i > $o ).

thf(tp_icl_says,type,
    icl_says: ( $i > $o ) > ( $i > $o ) > $i > $o ).

thf(tp_icl_true,type,
    icl_true: $i > $o ).

thf(tp_iclval,type,
    iclval: ( $i > $o ) > $o ).

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

thf(tp_rel,type,
    rel: $i > $i > $o ).

thf(tp_s,type,
    s: $i > $o ).

thf(tp_sK1_SY150,type,
    sK1_SY150: $i ).

thf(tp_sK2_SY231,type,
    sK2_SY231: $i ).

thf(tp_sK3_SX0,type,
    sK3_SX0: $i ).

thf(tp_sK4_SY256,type,
    sK4_SY256: ( $i > $o ) > $i > $i ).

thf(tp_sK5_SY259,type,
    sK5_SY259: ( $i > $o ) > $i > $i ).

thf(tp_sK6_SY262,type,
    sK6_SY262: $i ).

thf(tp_sK7_SY267,type,
    sK7_SY267: $i ).

thf(tp_sK8_SY271,type,
    sK8_SY271: $i > $i > $i ).

thf(tp_t,type,
    t: $i > $o ).

thf(icl_and,definition,
    ( icl_and
    = ( ^ [A: $i > $o,B: $i > $o] : ( mand @ A @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',icl_and) ).

thf(icl_atom,definition,
    ( icl_atom
    = ( ^ [P: $i > $o] : ( mbox @ rel @ P ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',icl_atom) ).

thf(icl_false,definition,
    icl_false = mfalse,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',icl_false) ).

thf(icl_impl,definition,
    ( icl_impl
    = ( ^ [A: $i > $o,B: $i > $o] : ( mbox @ rel @ ( mimpl @ A @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',icl_impl) ).

thf(icl_or,definition,
    ( icl_or
    = ( ^ [A: $i > $o,B: $i > $o] : ( mor @ A @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',icl_or) ).

thf(icl_princ,definition,
    ( icl_princ
    = ( ^ [P: $i > $o] : P ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',icl_princ) ).

thf(icl_says,definition,
    ( icl_says
    = ( ^ [A: $i > $o,S: $i > $o] : ( mbox @ rel @ ( mor @ A @ S ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',icl_says) ).

thf(icl_true,definition,
    icl_true = mtrue,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',icl_true) ).

thf(iclval,definition,
    ( iclval
    = ( ^ [X: $i > $o] : ( mvalid @ X ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',icl_s4_valid) ).

thf(mall,definition,
    ( mall
    = ( ^ [P: individuals > $i > $o,W: $i] :
        ! [X: individuals] : ( P @ X @ W ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mall) ).

thf(mand,definition,
    ( mand
    = ( ^ [X: $i > $o,Y: $i > $o,U: $i] :
          ( ( X @ U )
          & ( Y @ U ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mand) ).

thf(mbox,definition,
    ( mbox
    = ( ^ [R: $i > $i > $o,P: $i > $o,X: $i] :
        ! [Y: $i] :
          ( ( R @ X @ Y )
         => ( P @ Y ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mbox) ).

thf(mcountersatisfiable,definition,
    ( mcountersatisfiable
    = ( ^ [P: $i > $o] :
        ? [W: $i] :
          ~ ( P @ W ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mcountersatisfiable) ).

thf(mdia,definition,
    ( mdia
    = ( ^ [R: $i > $i > $o,P: $i > $o,X: $i] :
        ? [Y: $i] :
          ( ( R @ X @ Y )
          & ( P @ Y ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',individuals_decl) ).

thf(mexists,definition,
    ( mexists
    = ( ^ [P: individuals > $i > $o,W: $i] :
        ? [X: individuals] : ( P @ X @ W ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mexists) ).

thf(mfalse,definition,
    ( mfalse
    = ( ^ [X: $i] : $false ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mfalse) ).

thf(miff,definition,
    ( miff
    = ( ^ [U: $i > $o,V: $i > $o] : ( mand @ ( mimpl @ U @ V ) @ ( mimpl @ V @ U ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',miff) ).

thf(mimpl,definition,
    ( mimpl
    = ( ^ [U: $i > $o,V: $i > $o] : ( mor @ ( mnot @ U ) @ V ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mimpl) ).

thf(minvalid,definition,
    ( minvalid
    = ( ^ [P: $i > $o] :
        ! [W: $i] :
          ~ ( P @ W ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',minvalid) ).

thf(mnot,definition,
    ( mnot
    = ( ^ [X: $i > $o,U: $i] :
          ~ ( X @ U ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mnot) ).

thf(mor,definition,
    ( mor
    = ( ^ [X: $i > $o,Y: $i > $o,U: $i] :
          ( ( X @ U )
          | ( Y @ U ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mor) ).

thf(msatisfiable,definition,
    ( msatisfiable
    = ( ^ [P: $i > $o] :
        ? [W: $i] : ( P @ W ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',msatisfiable) ).

thf(mtrue,definition,
    ( mtrue
    = ( ^ [X: $i] : $true ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mtrue) ).

thf(mvalid,definition,
    ( mvalid
    = ( ^ [P: $i > $o] :
        ! [W: $i] : ( P @ W ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mvalid) ).

thf(1,axiom,
    ! [B: $i > $o] : ( mvalid @ ( mimpl @ ( mbox @ rel @ B ) @ ( mbox @ rel @ ( mbox @ rel @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',trans_axiom) ).

thf(2,axiom,
    ! [A: $i > $o] : ( mvalid @ ( mimpl @ ( mbox @ rel @ A ) @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',refl_axiom) ).

thf(3,conjecture,
    iclval @ ( icl_impl @ ( icl_says @ ( icl_princ @ a ) @ ( icl_impl @ ( icl_atom @ s ) @ ( icl_atom @ t ) ) ) @ ( icl_impl @ ( icl_says @ ( icl_princ @ a ) @ ( icl_atom @ s ) ) @ ( icl_says @ ( icl_princ @ a ) @ ( icl_atom @ t ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cuc) ).

thf(4,negated_conjecture,
    ( ( iclval @ ( icl_impl @ ( icl_says @ ( icl_princ @ a ) @ ( icl_impl @ ( icl_atom @ s ) @ ( icl_atom @ t ) ) ) @ ( icl_impl @ ( icl_says @ ( icl_princ @ a ) @ ( icl_atom @ s ) ) @ ( icl_says @ ( icl_princ @ a ) @ ( icl_atom @ t ) ) ) ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[3]) ).

thf(5,plain,
    ( ( ! [SY150: $i,SY151: $i] :
          ( ( rel @ SY150 @ SY151 )
         => ( ~ ! [SY73: $i] :
                  ( ( rel @ SY151 @ SY73 )
                 => ( ( a @ SY73 )
                    | ! [SY42: $i] :
                        ( ( rel @ SY73 @ SY42 )
                       => ( ~ ! [SY30: $i] :
                                ( ( rel @ SY42 @ SY30 )
                               => ( s @ SY30 ) )
                          | ! [SY39: $i] :
                              ( ( rel @ SY42 @ SY39 )
                             => ( t @ SY39 ) ) ) ) ) )
            | ! [SY145: $i] :
                ( ( rel @ SY151 @ SY145 )
               => ( ~ ! [SY114: $i] :
                        ( ( rel @ SY145 @ SY114 )
                       => ( ( a @ SY114 )
                          | ! [SY93: $i] :
                              ( ( rel @ SY114 @ SY93 )
                             => ( s @ SY93 ) ) ) )
                  | ! [SY137: $i] :
                      ( ( rel @ SY145 @ SY137 )
                     => ( ( a @ SY137 )
                        | ! [SY132: $i] :
                            ( ( rel @ SY137 @ SY132 )
                           => ( t @ SY132 ) ) ) ) ) ) ) ) )
    = $false ),
    inference(unfold_def,[status(thm)],[4,icl_and,icl_atom,icl_false,icl_impl,icl_or,icl_princ,icl_says,icl_true,iclval,mall,mand,mbox,mcountersatisfiable,mdia,mexists,mfalse,miff,mimpl,minvalid,mnot,mor,msatisfiable,mtrue,mvalid]) ).

thf(6,plain,
    ( ( ! [SY172: $i > $o,SY201: $i] :
          ( ~ ! [SY202: $i] :
                ( ( rel @ SY201 @ SY202 )
               => ( SY172 @ SY202 ) )
          | ! [SY203: $i] :
              ( ( rel @ SY201 @ SY203 )
             => ! [SY196: $i] :
                  ( ( rel @ SY203 @ SY196 )
                 => ( SY172 @ SY196 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1,icl_and,icl_atom,icl_false,icl_impl,icl_or,icl_princ,icl_says,icl_true,iclval,mall,mand,mbox,mcountersatisfiable,mdia,mexists,mfalse,miff,mimpl,minvalid,mnot,mor,msatisfiable,mtrue,mvalid]) ).

thf(7,plain,
    ( ( ! [SY210: $i > $o,SY226: $i] :
          ( ~ ! [SY227: $i] :
                ( ( rel @ SY226 @ SY227 )
               => ( SY210 @ SY227 ) )
          | ( SY210 @ SY226 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[2,icl_and,icl_atom,icl_false,icl_impl,icl_or,icl_princ,icl_says,icl_true,iclval,mall,mand,mbox,mcountersatisfiable,mdia,mexists,mfalse,miff,mimpl,minvalid,mnot,mor,msatisfiable,mtrue,mvalid]) ).

thf(8,plain,
    ( ( ! [SY231: $i] :
          ( ( rel @ sK1_SY150 @ SY231 )
         => ( ~ ! [SY73: $i] :
                  ( ( rel @ SY231 @ SY73 )
                 => ( ( a @ SY73 )
                    | ! [SY42: $i] :
                        ( ( rel @ SY73 @ SY42 )
                       => ( ~ ! [SY30: $i] :
                                ( ( rel @ SY42 @ SY30 )
                               => ( s @ SY30 ) )
                          | ! [SY39: $i] :
                              ( ( rel @ SY42 @ SY39 )
                             => ( t @ SY39 ) ) ) ) ) )
            | ! [SY145: $i] :
                ( ( rel @ SY231 @ SY145 )
               => ( ~ ! [SY114: $i] :
                        ( ( rel @ SY145 @ SY114 )
                       => ( ( a @ SY114 )
                          | ! [SY93: $i] :
                              ( ( rel @ SY114 @ SY93 )
                             => ( s @ SY93 ) ) ) )
                  | ! [SY137: $i] :
                      ( ( rel @ SY145 @ SY137 )
                     => ( ( a @ SY137 )
                        | ! [SY132: $i] :
                            ( ( rel @ SY137 @ SY132 )
                           => ( t @ SY132 ) ) ) ) ) ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[5]) ).

thf(9,plain,
    ( ( ( rel @ sK1_SY150 @ sK2_SY231 )
     => ( ~ ! [SY241: $i] :
              ( ( rel @ sK2_SY231 @ SY241 )
             => ( ( a @ SY241 )
                | ! [SY42: $i] :
                    ( ( rel @ SY241 @ SY42 )
                   => ( ~ ! [SY30: $i] :
                            ( ( rel @ SY42 @ SY30 )
                           => ( s @ SY30 ) )
                      | ! [SY39: $i] :
                          ( ( rel @ SY42 @ SY39 )
                         => ( t @ SY39 ) ) ) ) ) )
        | ! [SY245: $i] :
            ( ( rel @ sK2_SY231 @ SY245 )
           => ( ~ ! [SY114: $i] :
                    ( ( rel @ SY245 @ SY114 )
                   => ( ( a @ SY114 )
                      | ! [SY93: $i] :
                          ( ( rel @ SY114 @ SY93 )
                         => ( s @ SY93 ) ) ) )
              | ! [SY137: $i] :
                  ( ( rel @ SY245 @ SY137 )
                 => ( ( a @ SY137 )
                    | ! [SY132: $i] :
                        ( ( rel @ SY137 @ SY132 )
                       => ( t @ SY132 ) ) ) ) ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[8]) ).

thf(10,plain,
    ( ( rel @ sK1_SY150 @ sK2_SY231 )
    = $true ),
    inference(standard_cnf,[status(thm)],[9]) ).

thf(11,plain,
    ( ( ~ ! [SY241: $i] :
            ( ( rel @ sK2_SY231 @ SY241 )
           => ( ( a @ SY241 )
              | ! [SY42: $i] :
                  ( ( rel @ SY241 @ SY42 )
                 => ( ~ ! [SY30: $i] :
                          ( ( rel @ SY42 @ SY30 )
                         => ( s @ SY30 ) )
                    | ! [SY39: $i] :
                        ( ( rel @ SY42 @ SY39 )
                       => ( t @ SY39 ) ) ) ) ) )
      | ! [SY245: $i] :
          ( ( rel @ sK2_SY231 @ SY245 )
         => ( ~ ! [SY114: $i] :
                  ( ( rel @ SY245 @ SY114 )
                 => ( ( a @ SY114 )
                    | ! [SY93: $i] :
                        ( ( rel @ SY114 @ SY93 )
                       => ( s @ SY93 ) ) ) )
            | ! [SY137: $i] :
                ( ( rel @ SY245 @ SY137 )
               => ( ( a @ SY137 )
                  | ! [SY132: $i] :
                      ( ( rel @ SY137 @ SY132 )
                     => ( t @ SY132 ) ) ) ) ) ) )
    = $false ),
    inference(standard_cnf,[status(thm)],[9]) ).

thf(12,plain,
    ( ( ~ ( ~ ! [SY241: $i] :
                ( ( rel @ sK2_SY231 @ SY241 )
               => ( ( a @ SY241 )
                  | ! [SY42: $i] :
                      ( ( rel @ SY241 @ SY42 )
                     => ( ~ ! [SY30: $i] :
                              ( ( rel @ SY42 @ SY30 )
                             => ( s @ SY30 ) )
                        | ! [SY39: $i] :
                            ( ( rel @ SY42 @ SY39 )
                           => ( t @ SY39 ) ) ) ) ) )
          | ! [SY245: $i] :
              ( ( rel @ sK2_SY231 @ SY245 )
             => ( ~ ! [SY114: $i] :
                      ( ( rel @ SY245 @ SY114 )
                     => ( ( a @ SY114 )
                        | ! [SY93: $i] :
                            ( ( rel @ SY114 @ SY93 )
                           => ( s @ SY93 ) ) ) )
                | ! [SY137: $i] :
                    ( ( rel @ SY245 @ SY137 )
                   => ( ( a @ SY137 )
                      | ! [SY132: $i] :
                          ( ( rel @ SY137 @ SY132 )
                         => ( t @ SY132 ) ) ) ) ) ) ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[11]) ).

thf(13,plain,
    ( ( ! [SY210: $i > $o,SY226: $i] :
          ( ~ ! [SY227: $i] :
                ( ( rel @ SY226 @ SY227 )
               => ( SY210 @ SY227 ) )
          | ( SY210 @ SY226 ) ) )
    = $true ),
    inference(copy,[status(thm)],[7]) ).

thf(14,plain,
    ( ( ! [SY172: $i > $o,SY201: $i] :
          ( ~ ! [SY202: $i] :
                ( ( rel @ SY201 @ SY202 )
               => ( SY172 @ SY202 ) )
          | ! [SY203: $i] :
              ( ( rel @ SY201 @ SY203 )
             => ! [SY196: $i] :
                  ( ( rel @ SY203 @ SY196 )
                 => ( SY172 @ SY196 ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[6]) ).

thf(15,plain,
    ( ( rel @ sK1_SY150 @ sK2_SY231 )
    = $true ),
    inference(copy,[status(thm)],[10]) ).

thf(16,plain,
    ( ( ~ ( ~ ! [SY241: $i] :
                ( ( rel @ sK2_SY231 @ SY241 )
               => ( ( a @ SY241 )
                  | ! [SY42: $i] :
                      ( ( rel @ SY241 @ SY42 )
                     => ( ~ ! [SY30: $i] :
                              ( ( rel @ SY42 @ SY30 )
                             => ( s @ SY30 ) )
                        | ! [SY39: $i] :
                            ( ( rel @ SY42 @ SY39 )
                           => ( t @ SY39 ) ) ) ) ) )
          | ! [SY245: $i] :
              ( ( rel @ sK2_SY231 @ SY245 )
             => ( ~ ! [SY114: $i] :
                      ( ( rel @ SY245 @ SY114 )
                     => ( ( a @ SY114 )
                        | ! [SY93: $i] :
                            ( ( rel @ SY114 @ SY93 )
                           => ( s @ SY93 ) ) ) )
                | ! [SY137: $i] :
                    ( ( rel @ SY245 @ SY137 )
                   => ( ( a @ SY137 )
                      | ! [SY132: $i] :
                          ( ( rel @ SY137 @ SY132 )
                         => ( t @ SY132 ) ) ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[12]) ).

thf(17,plain,
    ( ( ! [SX0: $i > $o,SX1: $i] :
          ( ~ ! [SX2: $i] :
                ( ~ ( rel @ SX1 @ SX2 )
                | ( SX0 @ SX2 ) )
          | ! [SX2: $i] :
              ( ~ ( rel @ SX1 @ SX2 )
              | ! [SX3: $i] :
                  ( ~ ( rel @ SX2 @ SX3 )
                  | ( SX0 @ SX3 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[14,icl_and,icl_atom,icl_false,icl_impl,icl_or,icl_princ,icl_says,icl_true,iclval,mall,mand,mbox,mcountersatisfiable,mdia,mexists,mfalse,miff,mimpl,minvalid,mnot,mor,msatisfiable,mtrue,mvalid]) ).

thf(18,plain,
    ( ( ~ ( ~ ! [SX0: $i] :
                ( ~ ( rel @ sK2_SY231 @ SX0 )
                | ( a @ SX0 )
                | ! [SX1: $i] :
                    ( ~ ( rel @ SX0 @ SX1 )
                    | ~ ! [SX2: $i] :
                          ( ~ ( rel @ SX1 @ SX2 )
                          | ( s @ SX2 ) )
                    | ! [SX2: $i] :
                        ( ~ ( rel @ SX1 @ SX2 )
                        | ( t @ SX2 ) ) ) )
          | ! [SX0: $i] :
              ( ~ ( rel @ sK2_SY231 @ SX0 )
              | ~ ! [SX1: $i] :
                    ( ~ ( rel @ SX0 @ SX1 )
                    | ( a @ SX1 )
                    | ! [SX2: $i] :
                        ( ~ ( rel @ SX1 @ SX2 )
                        | ( s @ SX2 ) ) )
              | ! [SX1: $i] :
                  ( ~ ( rel @ SX0 @ SX1 )
                  | ( a @ SX1 )
                  | ! [SX2: $i] :
                      ( ~ ( rel @ SX1 @ SX2 )
                      | ( t @ SX2 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[16,icl_and,icl_atom,icl_false,icl_impl,icl_or,icl_princ,icl_says,icl_true,iclval,mall,mand,mbox,mcountersatisfiable,mdia,mexists,mfalse,miff,mimpl,minvalid,mnot,mor,msatisfiable,mtrue,mvalid]) ).

thf(19,plain,
    ( ( ! [SX0: $i > $o,SX1: $i] :
          ( ~ ! [SX2: $i] :
                ( ~ ( rel @ SX1 @ SX2 )
                | ( SX0 @ SX2 ) )
          | ( SX0 @ SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[13,icl_and,icl_atom,icl_false,icl_impl,icl_or,icl_princ,icl_says,icl_true,iclval,mall,mand,mbox,mcountersatisfiable,mdia,mexists,mfalse,miff,mimpl,minvalid,mnot,mor,msatisfiable,mtrue,mvalid]) ).

thf(20,plain,
    ! [SV1: $i > $o] :
      ( ( ! [SY250: $i] :
            ( ~ ! [SY251: $i] :
                  ( ~ ( rel @ SY250 @ SY251 )
                  | ( SV1 @ SY251 ) )
            | ! [SY252: $i] :
                ( ~ ( rel @ SY250 @ SY252 )
                | ! [SY253: $i] :
                    ( ~ ( rel @ SY252 @ SY253 )
                    | ( SV1 @ SY253 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[17]) ).

thf(21,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( rel @ sK2_SY231 @ SX0 )
            | ( a @ SX0 )
            | ! [SX1: $i] :
                ( ~ ( rel @ SX0 @ SX1 )
                | ~ ! [SX2: $i] :
                      ( ~ ( rel @ SX1 @ SX2 )
                      | ( s @ SX2 ) )
                | ! [SX2: $i] :
                    ( ~ ( rel @ SX1 @ SX2 )
                    | ( t @ SX2 ) ) ) )
      | ! [SX0: $i] :
          ( ~ ( rel @ sK2_SY231 @ SX0 )
          | ~ ! [SX1: $i] :
                ( ~ ( rel @ SX0 @ SX1 )
                | ( a @ SX1 )
                | ! [SX2: $i] :
                    ( ~ ( rel @ SX1 @ SX2 )
                    | ( s @ SX2 ) ) )
          | ! [SX1: $i] :
              ( ~ ( rel @ SX0 @ SX1 )
              | ( a @ SX1 )
              | ! [SX2: $i] :
                  ( ~ ( rel @ SX1 @ SX2 )
                  | ( t @ SX2 ) ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[18]) ).

thf(22,plain,
    ! [SV2: $i > $o] :
      ( ( ! [SY254: $i] :
            ( ~ ! [SY255: $i] :
                  ( ~ ( rel @ SY254 @ SY255 )
                  | ( SV2 @ SY255 ) )
            | ( SV2 @ SY254 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[19]) ).

thf(23,plain,
    ! [SV1: $i > $o,SV3: $i] :
      ( ( ~ ! [SY256: $i] :
              ( ~ ( rel @ SV3 @ SY256 )
              | ( SV1 @ SY256 ) )
        | ! [SY257: $i] :
            ( ~ ( rel @ SV3 @ SY257 )
            | ! [SY253: $i] :
                ( ~ ( rel @ SY257 @ SY253 )
                | ( SV1 @ SY253 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[20]) ).

thf(24,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( rel @ sK2_SY231 @ SX0 )
            | ( a @ SX0 )
            | ! [SX1: $i] :
                ( ~ ( rel @ SX0 @ SX1 )
                | ~ ! [SX2: $i] :
                      ( ~ ( rel @ SX1 @ SX2 )
                      | ( s @ SX2 ) )
                | ! [SX2: $i] :
                    ( ~ ( rel @ SX1 @ SX2 )
                    | ( t @ SX2 ) ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[21]) ).

thf(25,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( rel @ sK2_SY231 @ SX0 )
          | ~ ! [SX1: $i] :
                ( ~ ( rel @ SX0 @ SX1 )
                | ( a @ SX1 )
                | ! [SX2: $i] :
                    ( ~ ( rel @ SX1 @ SX2 )
                    | ( s @ SX2 ) ) )
          | ! [SX1: $i] :
              ( ~ ( rel @ SX0 @ SX1 )
              | ( a @ SX1 )
              | ! [SX2: $i] :
                  ( ~ ( rel @ SX1 @ SX2 )
                  | ( t @ SX2 ) ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[21]) ).

thf(26,plain,
    ! [SV2: $i > $o,SV4: $i] :
      ( ( ~ ! [SY259: $i] :
              ( ~ ( rel @ SV4 @ SY259 )
              | ( SV2 @ SY259 ) )
        | ( SV2 @ SV4 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[22]) ).

thf(27,plain,
    ! [SV1: $i > $o,SV3: $i] :
      ( ( ( ~ ! [SY256: $i] :
                ( ~ ( rel @ SV3 @ SY256 )
                | ( SV1 @ SY256 ) ) )
        = $true )
      | ( ( ! [SY257: $i] :
              ( ~ ( rel @ SV3 @ SY257 )
              | ! [SY253: $i] :
                  ( ~ ( rel @ SY257 @ SY253 )
                  | ( SV1 @ SY253 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[23]) ).

thf(28,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( rel @ sK2_SY231 @ SX0 )
          | ( a @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( rel @ SX0 @ SX1 )
              | ~ ! [SX2: $i] :
                    ( ~ ( rel @ SX1 @ SX2 )
                    | ( s @ SX2 ) )
              | ! [SX2: $i] :
                  ( ~ ( rel @ SX1 @ SX2 )
                  | ( t @ SX2 ) ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[24]) ).

thf(29,plain,
    ( ( ~ ( rel @ sK2_SY231 @ sK3_SX0 )
      | ~ ! [SY260: $i] :
            ( ~ ( rel @ sK3_SX0 @ SY260 )
            | ( a @ SY260 )
            | ! [SX2: $i] :
                ( ~ ( rel @ SY260 @ SX2 )
                | ( s @ SX2 ) ) )
      | ! [SY262: $i] :
          ( ~ ( rel @ sK3_SX0 @ SY262 )
          | ( a @ SY262 )
          | ! [SX2: $i] :
              ( ~ ( rel @ SY262 @ SX2 )
              | ( t @ SX2 ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[25]) ).

thf(30,plain,
    ! [SV2: $i > $o,SV4: $i] :
      ( ( ( ~ ! [SY259: $i] :
                ( ~ ( rel @ SV4 @ SY259 )
                | ( SV2 @ SY259 ) ) )
        = $true )
      | ( ( SV2 @ SV4 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[26]) ).

thf(31,plain,
    ! [SV1: $i > $o,SV3: $i] :
      ( ( ( ! [SY256: $i] :
              ( ~ ( rel @ SV3 @ SY256 )
              | ( SV1 @ SY256 ) ) )
        = $false )
      | ( ( ! [SY257: $i] :
              ( ~ ( rel @ SV3 @ SY257 )
              | ! [SY253: $i] :
                  ( ~ ( rel @ SY257 @ SY253 )
                  | ( SV1 @ SY253 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[27]) ).

thf(32,plain,
    ! [SV5: $i] :
      ( ( ~ ( rel @ sK2_SY231 @ SV5 )
        | ( a @ SV5 )
        | ! [SY264: $i] :
            ( ~ ( rel @ SV5 @ SY264 )
            | ~ ! [SX2: $i] :
                  ( ~ ( rel @ SY264 @ SX2 )
                  | ( s @ SX2 ) )
            | ! [SX2: $i] :
                ( ~ ( rel @ SY264 @ SX2 )
                | ( t @ SX2 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[28]) ).

thf(33,plain,
    ( ( ~ ( rel @ sK2_SY231 @ sK3_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[29]) ).

thf(34,plain,
    ( ( ~ ! [SY260: $i] :
            ( ~ ( rel @ sK3_SX0 @ SY260 )
            | ( a @ SY260 )
            | ! [SX2: $i] :
                ( ~ ( rel @ SY260 @ SX2 )
                | ( s @ SX2 ) ) )
      | ! [SY262: $i] :
          ( ~ ( rel @ sK3_SX0 @ SY262 )
          | ( a @ SY262 )
          | ! [SX2: $i] :
              ( ~ ( rel @ SY262 @ SX2 )
              | ( t @ SX2 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[29]) ).

thf(35,plain,
    ! [SV2: $i > $o,SV4: $i] :
      ( ( ( ! [SY259: $i] :
              ( ~ ( rel @ SV4 @ SY259 )
              | ( SV2 @ SY259 ) ) )
        = $false )
      | ( ( SV2 @ SV4 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[30]) ).

thf(36,plain,
    ! [SV1: $i > $o,SV3: $i] :
      ( ( ( ~ ( rel @ SV3 @ ( sK4_SY256 @ SV1 @ SV3 ) )
          | ( SV1 @ ( sK4_SY256 @ SV1 @ SV3 ) ) )
        = $false )
      | ( ( ! [SY257: $i] :
              ( ~ ( rel @ SV3 @ SY257 )
              | ! [SY253: $i] :
                  ( ~ ( rel @ SY257 @ SY253 )
                  | ( SV1 @ SY253 ) ) ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[31]) ).

thf(37,plain,
    ! [SV5: $i] :
      ( ( ( ~ ( rel @ sK2_SY231 @ SV5 ) )
        = $true )
      | ( ( ( a @ SV5 )
          | ! [SY264: $i] :
              ( ~ ( rel @ SV5 @ SY264 )
              | ~ ! [SX2: $i] :
                    ( ~ ( rel @ SY264 @ SX2 )
                    | ( s @ SX2 ) )
              | ! [SX2: $i] :
                  ( ~ ( rel @ SY264 @ SX2 )
                  | ( t @ SX2 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[32]) ).

thf(38,plain,
    ( ( rel @ sK2_SY231 @ sK3_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[33]) ).

thf(39,plain,
    ( ( ~ ! [SY260: $i] :
            ( ~ ( rel @ sK3_SX0 @ SY260 )
            | ( a @ SY260 )
            | ! [SX2: $i] :
                ( ~ ( rel @ SY260 @ SX2 )
                | ( s @ SX2 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[34]) ).

thf(40,plain,
    ( ( ! [SY262: $i] :
          ( ~ ( rel @ sK3_SX0 @ SY262 )
          | ( a @ SY262 )
          | ! [SX2: $i] :
              ( ~ ( rel @ SY262 @ SX2 )
              | ( t @ SX2 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[34]) ).

thf(41,plain,
    ! [SV2: $i > $o,SV4: $i] :
      ( ( ( ~ ( rel @ SV4 @ ( sK5_SY259 @ SV2 @ SV4 ) )
          | ( SV2 @ ( sK5_SY259 @ SV2 @ SV4 ) ) )
        = $false )
      | ( ( SV2 @ SV4 )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[35]) ).

thf(42,plain,
    ! [SV1: $i > $o,SV3: $i] :
      ( ( ( ~ ( rel @ SV3 @ ( sK4_SY256 @ SV1 @ SV3 ) ) )
        = $false )
      | ( ( ! [SY257: $i] :
              ( ~ ( rel @ SV3 @ SY257 )
              | ! [SY253: $i] :
                  ( ~ ( rel @ SY257 @ SY253 )
                  | ( SV1 @ SY253 ) ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[36]) ).

thf(43,plain,
    ! [SV3: $i,SV1: $i > $o] :
      ( ( ( SV1 @ ( sK4_SY256 @ SV1 @ SV3 ) )
        = $false )
      | ( ( ! [SY257: $i] :
              ( ~ ( rel @ SV3 @ SY257 )
              | ! [SY253: $i] :
                  ( ~ ( rel @ SY257 @ SY253 )
                  | ( SV1 @ SY253 ) ) ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[36]) ).

thf(44,plain,
    ! [SV5: $i] :
      ( ( ( rel @ sK2_SY231 @ SV5 )
        = $false )
      | ( ( ( a @ SV5 )
          | ! [SY264: $i] :
              ( ~ ( rel @ SV5 @ SY264 )
              | ~ ! [SX2: $i] :
                    ( ~ ( rel @ SY264 @ SX2 )
                    | ( s @ SX2 ) )
              | ! [SX2: $i] :
                  ( ~ ( rel @ SY264 @ SX2 )
                  | ( t @ SX2 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[37]) ).

thf(45,plain,
    ( ( ! [SY260: $i] :
          ( ~ ( rel @ sK3_SX0 @ SY260 )
          | ( a @ SY260 )
          | ! [SX2: $i] :
              ( ~ ( rel @ SY260 @ SX2 )
              | ( s @ SX2 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[39]) ).

thf(46,plain,
    ( ( ~ ( rel @ sK3_SX0 @ sK6_SY262 )
      | ( a @ sK6_SY262 )
      | ! [SY267: $i] :
          ( ~ ( rel @ sK6_SY262 @ SY267 )
          | ( t @ SY267 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[40]) ).

thf(47,plain,
    ! [SV2: $i > $o,SV4: $i] :
      ( ( ( ~ ( rel @ SV4 @ ( sK5_SY259 @ SV2 @ SV4 ) ) )
        = $false )
      | ( ( SV2 @ SV4 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[41]) ).

thf(48,plain,
    ! [SV4: $i,SV2: $i > $o] :
      ( ( ( SV2 @ ( sK5_SY259 @ SV2 @ SV4 ) )
        = $false )
      | ( ( SV2 @ SV4 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[41]) ).

thf(49,plain,
    ! [SV1: $i > $o,SV3: $i] :
      ( ( ( rel @ SV3 @ ( sK4_SY256 @ SV1 @ SV3 ) )
        = $true )
      | ( ( ! [SY257: $i] :
              ( ~ ( rel @ SV3 @ SY257 )
              | ! [SY253: $i] :
                  ( ~ ( rel @ SY257 @ SY253 )
                  | ( SV1 @ SY253 ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[42]) ).

thf(50,plain,
    ! [SV1: $i > $o,SV6: $i,SV3: $i] :
      ( ( ( ~ ( rel @ SV3 @ SV6 )
          | ! [SY268: $i] :
              ( ~ ( rel @ SV6 @ SY268 )
              | ( SV1 @ SY268 ) ) )
        = $true )
      | ( ( SV1 @ ( sK4_SY256 @ SV1 @ SV3 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[43]) ).

thf(51,plain,
    ! [SV5: $i] :
      ( ( ( a @ SV5 )
        = $true )
      | ( ( ! [SY264: $i] :
              ( ~ ( rel @ SV5 @ SY264 )
              | ~ ! [SX2: $i] :
                    ( ~ ( rel @ SY264 @ SX2 )
                    | ( s @ SX2 ) )
              | ! [SX2: $i] :
                  ( ~ ( rel @ SY264 @ SX2 )
                  | ( t @ SX2 ) ) ) )
        = $true )
      | ( ( rel @ sK2_SY231 @ SV5 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[44]) ).

thf(52,plain,
    ! [SV7: $i] :
      ( ( ~ ( rel @ sK3_SX0 @ SV7 )
        | ( a @ SV7 )
        | ! [SY269: $i] :
            ( ~ ( rel @ SV7 @ SY269 )
            | ( s @ SY269 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[45]) ).

thf(53,plain,
    ( ( ~ ( rel @ sK3_SX0 @ sK6_SY262 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[46]) ).

thf(54,plain,
    ( ( ( a @ sK6_SY262 )
      | ! [SY267: $i] :
          ( ~ ( rel @ sK6_SY262 @ SY267 )
          | ( t @ SY267 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[46]) ).

thf(55,plain,
    ! [SV2: $i > $o,SV4: $i] :
      ( ( ( rel @ SV4 @ ( sK5_SY259 @ SV2 @ SV4 ) )
        = $true )
      | ( ( SV2 @ SV4 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[47]) ).

thf(56,plain,
    ! [SV1: $i > $o,SV8: $i,SV3: $i] :
      ( ( ( ~ ( rel @ SV3 @ SV8 )
          | ! [SY270: $i] :
              ( ~ ( rel @ SV8 @ SY270 )
              | ( SV1 @ SY270 ) ) )
        = $true )
      | ( ( rel @ SV3 @ ( sK4_SY256 @ SV1 @ SV3 ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[49]) ).

thf(57,plain,
    ! [SV1: $i > $o,SV6: $i,SV3: $i] :
      ( ( ( ~ ( rel @ SV3 @ SV6 ) )
        = $true )
      | ( ( ! [SY268: $i] :
              ( ~ ( rel @ SV6 @ SY268 )
              | ( SV1 @ SY268 ) ) )
        = $true )
      | ( ( SV1 @ ( sK4_SY256 @ SV1 @ SV3 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[50]) ).

thf(58,plain,
    ! [SV9: $i,SV5: $i] :
      ( ( ( ~ ( rel @ SV5 @ SV9 )
          | ~ ! [SY271: $i] :
                ( ~ ( rel @ SV9 @ SY271 )
                | ( s @ SY271 ) )
          | ! [SY272: $i] :
              ( ~ ( rel @ SV9 @ SY272 )
              | ( t @ SY272 ) ) )
        = $true )
      | ( ( a @ SV5 )
        = $true )
      | ( ( rel @ sK2_SY231 @ SV5 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[51]) ).

thf(59,plain,
    ! [SV7: $i] :
      ( ( ( ~ ( rel @ sK3_SX0 @ SV7 ) )
        = $true )
      | ( ( ( a @ SV7 )
          | ! [SY269: $i] :
              ( ~ ( rel @ SV7 @ SY269 )
              | ( s @ SY269 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[52]) ).

thf(60,plain,
    ( ( rel @ sK3_SX0 @ sK6_SY262 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[53]) ).

thf(61,plain,
    ( ( a @ sK6_SY262 )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[54]) ).

thf(62,plain,
    ( ( ! [SY267: $i] :
          ( ~ ( rel @ sK6_SY262 @ SY267 )
          | ( t @ SY267 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[54]) ).

thf(63,plain,
    ! [SV1: $i > $o,SV8: $i,SV3: $i] :
      ( ( ( ~ ( rel @ SV3 @ SV8 ) )
        = $true )
      | ( ( ! [SY270: $i] :
              ( ~ ( rel @ SV8 @ SY270 )
              | ( SV1 @ SY270 ) ) )
        = $true )
      | ( ( rel @ SV3 @ ( sK4_SY256 @ SV1 @ SV3 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[56]) ).

thf(64,plain,
    ! [SV1: $i > $o,SV6: $i,SV3: $i] :
      ( ( ( rel @ SV3 @ SV6 )
        = $false )
      | ( ( ! [SY268: $i] :
              ( ~ ( rel @ SV6 @ SY268 )
              | ( SV1 @ SY268 ) ) )
        = $true )
      | ( ( SV1 @ ( sK4_SY256 @ SV1 @ SV3 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[57]) ).

thf(65,plain,
    ! [SV9: $i,SV5: $i] :
      ( ( ( ~ ( rel @ SV5 @ SV9 ) )
        = $true )
      | ( ( ~ ! [SY271: $i] :
                ( ~ ( rel @ SV9 @ SY271 )
                | ( s @ SY271 ) )
          | ! [SY272: $i] :
              ( ~ ( rel @ SV9 @ SY272 )
              | ( t @ SY272 ) ) )
        = $true )
      | ( ( a @ SV5 )
        = $true )
      | ( ( rel @ sK2_SY231 @ SV5 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[58]) ).

thf(66,plain,
    ! [SV7: $i] :
      ( ( ( rel @ sK3_SX0 @ SV7 )
        = $false )
      | ( ( ( a @ SV7 )
          | ! [SY269: $i] :
              ( ~ ( rel @ SV7 @ SY269 )
              | ( s @ SY269 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[59]) ).

thf(67,plain,
    ( ( ~ ( rel @ sK6_SY262 @ sK7_SY267 )
      | ( t @ sK7_SY267 ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[62]) ).

thf(68,plain,
    ! [SV1: $i > $o,SV8: $i,SV3: $i] :
      ( ( ( rel @ SV3 @ SV8 )
        = $false )
      | ( ( ! [SY270: $i] :
              ( ~ ( rel @ SV8 @ SY270 )
              | ( SV1 @ SY270 ) ) )
        = $true )
      | ( ( rel @ SV3 @ ( sK4_SY256 @ SV1 @ SV3 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[63]) ).

thf(69,plain,
    ! [SV3: $i,SV1: $i > $o,SV10: $i,SV6: $i] :
      ( ( ( ~ ( rel @ SV6 @ SV10 )
          | ( SV1 @ SV10 ) )
        = $true )
      | ( ( rel @ SV3 @ SV6 )
        = $false )
      | ( ( SV1 @ ( sK4_SY256 @ SV1 @ SV3 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[64]) ).

thf(70,plain,
    ! [SV9: $i,SV5: $i] :
      ( ( ( rel @ SV5 @ SV9 )
        = $false )
      | ( ( ~ ! [SY271: $i] :
                ( ~ ( rel @ SV9 @ SY271 )
                | ( s @ SY271 ) )
          | ! [SY272: $i] :
              ( ~ ( rel @ SV9 @ SY272 )
              | ( t @ SY272 ) ) )
        = $true )
      | ( ( a @ SV5 )
        = $true )
      | ( ( rel @ sK2_SY231 @ SV5 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[65]) ).

thf(71,plain,
    ! [SV7: $i] :
      ( ( ( a @ SV7 )
        = $true )
      | ( ( ! [SY269: $i] :
              ( ~ ( rel @ SV7 @ SY269 )
              | ( s @ SY269 ) ) )
        = $true )
      | ( ( rel @ sK3_SX0 @ SV7 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[66]) ).

thf(72,plain,
    ( ( ~ ( rel @ sK6_SY262 @ sK7_SY267 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[67]) ).

thf(73,plain,
    ( ( t @ sK7_SY267 )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[67]) ).

thf(74,plain,
    ! [SV3: $i,SV1: $i > $o,SV11: $i,SV8: $i] :
      ( ( ( ~ ( rel @ SV8 @ SV11 )
          | ( SV1 @ SV11 ) )
        = $true )
      | ( ( rel @ SV3 @ SV8 )
        = $false )
      | ( ( rel @ SV3 @ ( sK4_SY256 @ SV1 @ SV3 ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[68]) ).

thf(75,plain,
    ! [SV3: $i,SV1: $i > $o,SV10: $i,SV6: $i] :
      ( ( ( ~ ( rel @ SV6 @ SV10 ) )
        = $true )
      | ( ( SV1 @ SV10 )
        = $true )
      | ( ( rel @ SV3 @ SV6 )
        = $false )
      | ( ( SV1 @ ( sK4_SY256 @ SV1 @ SV3 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[69]) ).

thf(76,plain,
    ! [SV5: $i,SV9: $i] :
      ( ( ( ~ ! [SY271: $i] :
                ( ~ ( rel @ SV9 @ SY271 )
                | ( s @ SY271 ) ) )
        = $true )
      | ( ( ! [SY272: $i] :
              ( ~ ( rel @ SV9 @ SY272 )
              | ( t @ SY272 ) ) )
        = $true )
      | ( ( rel @ SV5 @ SV9 )
        = $false )
      | ( ( a @ SV5 )
        = $true )
      | ( ( rel @ sK2_SY231 @ SV5 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[70]) ).

thf(77,plain,
    ! [SV12: $i,SV7: $i] :
      ( ( ( ~ ( rel @ SV7 @ SV12 )
          | ( s @ SV12 ) )
        = $true )
      | ( ( a @ SV7 )
        = $true )
      | ( ( rel @ sK3_SX0 @ SV7 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[71]) ).

thf(78,plain,
    ( ( rel @ sK6_SY262 @ sK7_SY267 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[72]) ).

thf(79,plain,
    ! [SV3: $i,SV1: $i > $o,SV11: $i,SV8: $i] :
      ( ( ( ~ ( rel @ SV8 @ SV11 ) )
        = $true )
      | ( ( SV1 @ SV11 )
        = $true )
      | ( ( rel @ SV3 @ SV8 )
        = $false )
      | ( ( rel @ SV3 @ ( sK4_SY256 @ SV1 @ SV3 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[74]) ).

thf(80,plain,
    ! [SV3: $i,SV1: $i > $o,SV10: $i,SV6: $i] :
      ( ( ( rel @ SV6 @ SV10 )
        = $false )
      | ( ( SV1 @ SV10 )
        = $true )
      | ( ( rel @ SV3 @ SV6 )
        = $false )
      | ( ( SV1 @ ( sK4_SY256 @ SV1 @ SV3 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[75]) ).

thf(81,plain,
    ! [SV5: $i,SV9: $i] :
      ( ( ( ! [SY271: $i] :
              ( ~ ( rel @ SV9 @ SY271 )
              | ( s @ SY271 ) ) )
        = $false )
      | ( ( ! [SY272: $i] :
              ( ~ ( rel @ SV9 @ SY272 )
              | ( t @ SY272 ) ) )
        = $true )
      | ( ( rel @ SV5 @ SV9 )
        = $false )
      | ( ( a @ SV5 )
        = $true )
      | ( ( rel @ sK2_SY231 @ SV5 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[76]) ).

thf(82,plain,
    ! [SV12: $i,SV7: $i] :
      ( ( ( ~ ( rel @ SV7 @ SV12 ) )
        = $true )
      | ( ( s @ SV12 )
        = $true )
      | ( ( a @ SV7 )
        = $true )
      | ( ( rel @ sK3_SX0 @ SV7 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[77]) ).

thf(83,plain,
    ! [SV3: $i,SV1: $i > $o,SV11: $i,SV8: $i] :
      ( ( ( rel @ SV8 @ SV11 )
        = $false )
      | ( ( SV1 @ SV11 )
        = $true )
      | ( ( rel @ SV3 @ SV8 )
        = $false )
      | ( ( rel @ SV3 @ ( sK4_SY256 @ SV1 @ SV3 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[79]) ).

thf(84,plain,
    ! [SV5: $i,SV9: $i] :
      ( ( ( ~ ( rel @ SV9 @ ( sK8_SY271 @ SV5 @ SV9 ) )
          | ( s @ ( sK8_SY271 @ SV5 @ SV9 ) ) )
        = $false )
      | ( ( ! [SY272: $i] :
              ( ~ ( rel @ SV9 @ SY272 )
              | ( t @ SY272 ) ) )
        = $true )
      | ( ( rel @ SV5 @ SV9 )
        = $false )
      | ( ( a @ SV5 )
        = $true )
      | ( ( rel @ sK2_SY231 @ SV5 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[81]) ).

thf(85,plain,
    ! [SV12: $i,SV7: $i] :
      ( ( ( rel @ SV7 @ SV12 )
        = $false )
      | ( ( s @ SV12 )
        = $true )
      | ( ( a @ SV7 )
        = $true )
      | ( ( rel @ sK3_SX0 @ SV7 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[82]) ).

thf(86,plain,
    ! [SV5: $i,SV9: $i] :
      ( ( ( ~ ( rel @ SV9 @ ( sK8_SY271 @ SV5 @ SV9 ) ) )
        = $false )
      | ( ( ! [SY272: $i] :
              ( ~ ( rel @ SV9 @ SY272 )
              | ( t @ SY272 ) ) )
        = $true )
      | ( ( rel @ SV5 @ SV9 )
        = $false )
      | ( ( a @ SV5 )
        = $true )
      | ( ( rel @ sK2_SY231 @ SV5 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[84]) ).

thf(87,plain,
    ! [SV9: $i,SV5: $i] :
      ( ( ( s @ ( sK8_SY271 @ SV5 @ SV9 ) )
        = $false )
      | ( ( ! [SY272: $i] :
              ( ~ ( rel @ SV9 @ SY272 )
              | ( t @ SY272 ) ) )
        = $true )
      | ( ( rel @ SV5 @ SV9 )
        = $false )
      | ( ( a @ SV5 )
        = $true )
      | ( ( rel @ sK2_SY231 @ SV5 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[84]) ).

thf(88,plain,
    ! [SV5: $i,SV9: $i] :
      ( ( ( rel @ SV9 @ ( sK8_SY271 @ SV5 @ SV9 ) )
        = $true )
      | ( ( ! [SY272: $i] :
              ( ~ ( rel @ SV9 @ SY272 )
              | ( t @ SY272 ) ) )
        = $true )
      | ( ( rel @ SV5 @ SV9 )
        = $false )
      | ( ( a @ SV5 )
        = $true )
      | ( ( rel @ sK2_SY231 @ SV5 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[86]) ).

thf(89,plain,
    ! [SV5: $i,SV13: $i,SV9: $i] :
      ( ( ( ~ ( rel @ SV9 @ SV13 )
          | ( t @ SV13 ) )
        = $true )
      | ( ( s @ ( sK8_SY271 @ SV5 @ SV9 ) )
        = $false )
      | ( ( rel @ SV5 @ SV9 )
        = $false )
      | ( ( a @ SV5 )
        = $true )
      | ( ( rel @ sK2_SY231 @ SV5 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[87]) ).

thf(90,plain,
    ! [SV5: $i,SV14: $i,SV9: $i] :
      ( ( ( ~ ( rel @ SV9 @ SV14 )
          | ( t @ SV14 ) )
        = $true )
      | ( ( rel @ SV9 @ ( sK8_SY271 @ SV5 @ SV9 ) )
        = $true )
      | ( ( rel @ SV5 @ SV9 )
        = $false )
      | ( ( a @ SV5 )
        = $true )
      | ( ( rel @ sK2_SY231 @ SV5 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[88]) ).

thf(91,plain,
    ! [SV5: $i,SV13: $i,SV9: $i] :
      ( ( ( ~ ( rel @ SV9 @ SV13 ) )
        = $true )
      | ( ( t @ SV13 )
        = $true )
      | ( ( s @ ( sK8_SY271 @ SV5 @ SV9 ) )
        = $false )
      | ( ( rel @ SV5 @ SV9 )
        = $false )
      | ( ( a @ SV5 )
        = $true )
      | ( ( rel @ sK2_SY231 @ SV5 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[89]) ).

thf(92,plain,
    ! [SV5: $i,SV14: $i,SV9: $i] :
      ( ( ( ~ ( rel @ SV9 @ SV14 ) )
        = $true )
      | ( ( t @ SV14 )
        = $true )
      | ( ( rel @ SV9 @ ( sK8_SY271 @ SV5 @ SV9 ) )
        = $true )
      | ( ( rel @ SV5 @ SV9 )
        = $false )
      | ( ( a @ SV5 )
        = $true )
      | ( ( rel @ sK2_SY231 @ SV5 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[90]) ).

thf(93,plain,
    ! [SV5: $i,SV13: $i,SV9: $i] :
      ( ( ( rel @ SV9 @ SV13 )
        = $false )
      | ( ( t @ SV13 )
        = $true )
      | ( ( s @ ( sK8_SY271 @ SV5 @ SV9 ) )
        = $false )
      | ( ( rel @ SV5 @ SV9 )
        = $false )
      | ( ( a @ SV5 )
        = $true )
      | ( ( rel @ sK2_SY231 @ SV5 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[91]) ).

thf(94,plain,
    ! [SV5: $i,SV14: $i,SV9: $i] :
      ( ( ( rel @ SV9 @ SV14 )
        = $false )
      | ( ( t @ SV14 )
        = $true )
      | ( ( rel @ SV9 @ ( sK8_SY271 @ SV5 @ SV9 ) )
        = $true )
      | ( ( rel @ SV5 @ SV9 )
        = $false )
      | ( ( a @ SV5 )
        = $true )
      | ( ( rel @ sK2_SY231 @ SV5 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[92]) ).

thf(95,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[15,94,93,85,83,80,78,73,61,60,55,48,38]) ).

thf(96,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[95]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SWV426^2 : TPTP v9.3.1. Released v3.6.0.
% 0.00/0.04  % Command  : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.07/0.17  % Computer : n020.cluster.edu
% 0.07/0.17  % Model    : x86_64 x86_64
% 0.07/0.17  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.07/0.17  % Memory   : 8046.5625MB
% 0.07/0.17  % OS       : Linux 6.8.0-71-generic
% 0.07/0.17  % CPULimit : 300
% 0.07/0.17  % WCLimit  : 300
% 0.07/0.17  % DateTime : Tue Oct  6 16:31:06 UTC 2026
% 0.07/0.17  % CPUTime  : 
% 0.07/0.17  Running leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.07/0.25  
% 0.07/0.25   No.of.Axioms: 2
% 0.07/0.25  
% 0.07/0.25   Length.of.Defs: 3449
% 0.07/0.25  
% 0.07/0.25   Contains.Choice.Funs: false
% 0.07/0.25  .....
% 0.07/0.25  
% 0.07/0.25  ********************************
% 0.07/0.25  *   All subproblems solved!    *
% 0.07/0.25  ********************************
% 0.07/0.25  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:0,axioms:3,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:false,expand_extuni:false,foatp:e,atp_timeout:25,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:95,loop_count:0,foatp_calls:1,translation:fof_full)
% 0.07/0.25  
% 0.07/0.25  %**** Beginning of derivation protocol ****
% 0.07/0.25  % SZS output start CNFRefutation
% See solution above
% 0.07/0.26  
% 0.07/0.26  %**** End of derivation protocol ****
% 0.07/0.26  %**** no. of clauses in derivation: 96 ****
% 0.07/0.26  %**** clause counter: 95 ****
% 0.07/0.26  
% 0.07/0.26  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:0,axioms:3,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:false,expand_extuni:false,foatp:e,atp_timeout:25,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:95,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------