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Drodi---4.1.1.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : Drodi---4.1.1
% Problem  : LCL573+1 : TPTP v9.3.1. Bugfixed v9.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p

% Computer : n026.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 : Thu Sep 24 01:08:01 PM UTC 2026

% Result   : Theorem 40.69s 5.62s
% Output   : CNFRefutation 40.69s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   29
%            Number of leaves      :   59
% Syntax   : Number of formulae    :  272 (  44 unt;  31 def)
%            Number of atoms       : 1107 (  70 equ)
%            Maximal formula atoms :   15 (   4 avg)
%            Number of connectives : 1575 ( 740   ~; 749   |;  35   &)
%                                         (  44 <=>;   7  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   18 (   6 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :   48 (  46 usr;  46 prp; 0-2 aty)
%            Number of functors    :   27 (  27 usr;  19 con; 0-2 aty)
%            Number of variables   :  319 ( 298   !;  21   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ( op_or
   => ! [X,Y] : or(X,Y) = not(and(not(X),not(Y))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f3,axiom,
    ( op_implies_and
   => ! [X,Y] : implies(X,Y) = not(and(X,not(Y))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f7,axiom,
    ( modus_ponens_strict_implies
  <=> ! [X,Y] :
        ( ( is_a_theorem(strict_implies(X,Y))
          & is_a_theorem(X) )
       => is_a_theorem(Y) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f8,axiom,
    ( adjunction
  <=> ! [X,Y] :
        ( ( is_a_theorem(Y)
          & is_a_theorem(X) )
       => is_a_theorem(and(X,Y)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f9,axiom,
    ( substitution_strict_equiv
  <=> ! [X,Y] :
        ( is_a_theorem(strict_equiv(X,Y))
       => X = Y ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f14,axiom,
    ( axiom_5
  <=> ! [X] : is_a_theorem(implies(possibly(X),necessarily(possibly(X)))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f19,axiom,
    ( axiom_m1
  <=> ! [X,Y] : is_a_theorem(strict_implies(and(X,Y),and(Y,X))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f20,axiom,
    ( axiom_m2
  <=> ! [X,Y] : is_a_theorem(strict_implies(and(X,Y),X)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f21,axiom,
    ( axiom_m3
  <=> ! [X,Y,Z] : is_a_theorem(strict_implies(and(and(X,Y),Z),and(X,and(Y,Z)))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f22,axiom,
    ( axiom_m4
  <=> ! [X] : is_a_theorem(strict_implies(X,and(X,X))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f23,axiom,
    ( axiom_m5
  <=> ! [X,Y,Z] : is_a_theorem(strict_implies(and(strict_implies(X,Y),strict_implies(Y,Z)),strict_implies(X,Z))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f28,axiom,
    ( axiom_m10
  <=> ! [X] : is_a_theorem(strict_implies(possibly(X),necessarily(possibly(X)))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f31,axiom,
    ( op_strict_implies
   => ! [X,Y] : strict_implies(X,Y) = necessarily(implies(X,Y)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f32,axiom,
    ( op_strict_equiv
   => ! [X,Y] : strict_equiv(X,Y) = and(strict_implies(X,Y),strict_implies(Y,X)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f34,axiom,
    op_or,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f36,axiom,
    op_strict_implies,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f38,axiom,
    op_strict_equiv,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f39,axiom,
    modus_ponens_strict_implies,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f40,axiom,
    substitution_strict_equiv,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f41,axiom,
    adjunction,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f42,axiom,
    axiom_m1,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f43,axiom,
    axiom_m2,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f44,axiom,
    axiom_m3,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f45,axiom,
    axiom_m4,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f46,axiom,
    axiom_m5,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f47,axiom,
    axiom_m10,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f49,axiom,
    op_implies_and,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f52,conjecture,
    axiom_5,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f53,negated_conjecture,
    ~ axiom_5,
    inference(negated_conjecture,[status(cth)],[f52]) ).

fof(f54,plain,
    ( ! [X,Y] : or(X,Y) = not(and(not(X),not(Y)))
    | ~ op_or ),
    inference(pre_NNF_transformation,[status(thm)],[f1]) ).

fof(f55,plain,
    ! [X0,X1] :
      ( or(X0,X1) = not(and(not(X0),not(X1)))
      | ~ op_or ),
    inference(cnf_transformation,[status(thm)],[f54]) ).

fof(f58,plain,
    ( ! [X,Y] : implies(X,Y) = not(and(X,not(Y)))
    | ~ op_implies_and ),
    inference(pre_NNF_transformation,[status(thm)],[f3]) ).

fof(f59,plain,
    ! [X0,X1] :
      ( implies(X0,X1) = not(and(X0,not(X1)))
      | ~ op_implies_and ),
    inference(cnf_transformation,[status(thm)],[f58]) ).

fof(f70,plain,
    ( modus_ponens_strict_implies
  <=> ! [X,Y] :
        ( is_a_theorem(Y)
        | ~ is_a_theorem(strict_implies(X,Y))
        | ~ is_a_theorem(X) ) ),
    inference(pre_NNF_transformation,[status(thm)],[f7]) ).

fof(f71,plain,
    ( ( ? [X,Y] :
          ( ~ is_a_theorem(Y)
          & is_a_theorem(strict_implies(X,Y))
          & is_a_theorem(X) )
      | modus_ponens_strict_implies )
    & ( ! [X,Y] :
          ( is_a_theorem(Y)
          | ~ is_a_theorem(strict_implies(X,Y))
          | ~ is_a_theorem(X) )
      | ~ modus_ponens_strict_implies ) ),
    inference(NNF_transformation,[status(thm)],[f70]) ).

fof(f72,plain,
    ( ( ? [Y] :
          ( ~ is_a_theorem(Y)
          & ? [X] :
              ( is_a_theorem(strict_implies(X,Y))
              & is_a_theorem(X) ) )
      | modus_ponens_strict_implies )
    & ( ! [Y] :
          ( is_a_theorem(Y)
          | ! [X] :
              ( ~ is_a_theorem(strict_implies(X,Y))
              | ~ is_a_theorem(X) ) )
      | ~ modus_ponens_strict_implies ) ),
    inference(miniscoping,[status(thm)],[f71]) ).

fof(f73,plain,
    ( ( ( ~ is_a_theorem(sK1_skl)
        & is_a_theorem(strict_implies(sK2_skl,sK1_skl))
        & is_a_theorem(sK2_skl) )
      | modus_ponens_strict_implies )
    & ( ! [Y] :
          ( is_a_theorem(Y)
          | ! [X] :
              ( ~ is_a_theorem(strict_implies(X,Y))
              | ~ is_a_theorem(X) ) )
      | ~ modus_ponens_strict_implies ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK1_skl,sK2_skl]),skolemize(Y,sK1_skl),skolemize(X,sK2_skl)],[f72]) ).

fof(f74,plain,
    ! [X0,X1] :
      ( is_a_theorem(X1)
      | ~ is_a_theorem(strict_implies(X0,X1))
      | ~ is_a_theorem(X0)
      | ~ modus_ponens_strict_implies ),
    inference(cnf_transformation,[status(thm)],[f73]) ).

fof(f78,plain,
    ( adjunction
  <=> ! [X,Y] :
        ( is_a_theorem(and(X,Y))
        | ~ is_a_theorem(Y)
        | ~ is_a_theorem(X) ) ),
    inference(pre_NNF_transformation,[status(thm)],[f8]) ).

fof(f79,plain,
    ( ( ? [X,Y] :
          ( ~ is_a_theorem(and(X,Y))
          & is_a_theorem(Y)
          & is_a_theorem(X) )
      | adjunction )
    & ( ! [X,Y] :
          ( is_a_theorem(and(X,Y))
          | ~ is_a_theorem(Y)
          | ~ is_a_theorem(X) )
      | ~ adjunction ) ),
    inference(NNF_transformation,[status(thm)],[f78]) ).

fof(f80,plain,
    ( ( ( ~ is_a_theorem(and(sK3_skl,sK4_skl))
        & is_a_theorem(sK4_skl)
        & is_a_theorem(sK3_skl) )
      | adjunction )
    & ( ! [X,Y] :
          ( is_a_theorem(and(X,Y))
          | ~ is_a_theorem(Y)
          | ~ is_a_theorem(X) )
      | ~ adjunction ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK3_skl,sK4_skl]),skolemize(X,sK3_skl),skolemize(Y,sK4_skl)],[f79]) ).

fof(f81,plain,
    ! [X0,X1] :
      ( is_a_theorem(and(X0,X1))
      | ~ is_a_theorem(X1)
      | ~ is_a_theorem(X0)
      | ~ adjunction ),
    inference(cnf_transformation,[status(thm)],[f80]) ).

fof(f85,plain,
    ( substitution_strict_equiv
  <=> ! [X,Y] :
        ( X = Y
        | ~ is_a_theorem(strict_equiv(X,Y)) ) ),
    inference(pre_NNF_transformation,[status(thm)],[f9]) ).

fof(f86,plain,
    ( ( ? [X,Y] :
          ( X != Y
          & is_a_theorem(strict_equiv(X,Y)) )
      | substitution_strict_equiv )
    & ( ! [X,Y] :
          ( X = Y
          | ~ is_a_theorem(strict_equiv(X,Y)) )
      | ~ substitution_strict_equiv ) ),
    inference(NNF_transformation,[status(thm)],[f85]) ).

fof(f87,plain,
    ( ( ( sK5_skl != sK6_skl
        & is_a_theorem(strict_equiv(sK5_skl,sK6_skl)) )
      | substitution_strict_equiv )
    & ( ! [X,Y] :
          ( X = Y
          | ~ is_a_theorem(strict_equiv(X,Y)) )
      | ~ substitution_strict_equiv ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK5_skl,sK6_skl]),skolemize(X,sK5_skl),skolemize(Y,sK6_skl)],[f86]) ).

fof(f88,plain,
    ! [X0,X1] :
      ( X0 = X1
      | ~ is_a_theorem(strict_equiv(X0,X1))
      | ~ substitution_strict_equiv ),
    inference(cnf_transformation,[status(thm)],[f87]) ).

fof(f107,plain,
    ( ( ? [X] : ~ is_a_theorem(implies(possibly(X),necessarily(possibly(X))))
      | axiom_5 )
    & ( ! [X] : is_a_theorem(implies(possibly(X),necessarily(possibly(X))))
      | ~ axiom_5 ) ),
    inference(NNF_transformation,[status(thm)],[f14]) ).

fof(f108,plain,
    ( ( ~ is_a_theorem(implies(possibly(sK12_skl),necessarily(possibly(sK12_skl))))
      | axiom_5 )
    & ( ! [X] : is_a_theorem(implies(possibly(X),necessarily(possibly(X))))
      | ~ axiom_5 ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK12_skl]),skolemize(X,sK12_skl)],[f107]) ).

fof(f110,plain,
    ( ~ is_a_theorem(implies(possibly(sK12_skl),necessarily(possibly(sK12_skl))))
    | axiom_5 ),
    inference(cnf_transformation,[status(thm)],[f108]) ).

fof(f127,plain,
    ( ( ? [X,Y] : ~ is_a_theorem(strict_implies(and(X,Y),and(Y,X)))
      | axiom_m1 )
    & ( ! [X,Y] : is_a_theorem(strict_implies(and(X,Y),and(Y,X)))
      | ~ axiom_m1 ) ),
    inference(NNF_transformation,[status(thm)],[f19]) ).

fof(f128,plain,
    ( ( ~ is_a_theorem(strict_implies(and(sK21_skl,sK22_skl),and(sK22_skl,sK21_skl)))
      | axiom_m1 )
    & ( ! [X,Y] : is_a_theorem(strict_implies(and(X,Y),and(Y,X)))
      | ~ axiom_m1 ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK21_skl,sK22_skl]),skolemize(X,sK21_skl),skolemize(Y,sK22_skl)],[f127]) ).

fof(f129,plain,
    ! [X0,X1] :
      ( is_a_theorem(strict_implies(and(X0,X1),and(X1,X0)))
      | ~ axiom_m1 ),
    inference(cnf_transformation,[status(thm)],[f128]) ).

fof(f131,plain,
    ( ( ? [X,Y] : ~ is_a_theorem(strict_implies(and(X,Y),X))
      | axiom_m2 )
    & ( ! [X,Y] : is_a_theorem(strict_implies(and(X,Y),X))
      | ~ axiom_m2 ) ),
    inference(NNF_transformation,[status(thm)],[f20]) ).

fof(f132,plain,
    ( ( ~ is_a_theorem(strict_implies(and(sK23_skl,sK24_skl),sK23_skl))
      | axiom_m2 )
    & ( ! [X,Y] : is_a_theorem(strict_implies(and(X,Y),X))
      | ~ axiom_m2 ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK23_skl,sK24_skl]),skolemize(X,sK23_skl),skolemize(Y,sK24_skl)],[f131]) ).

fof(f133,plain,
    ! [X0,X1] :
      ( is_a_theorem(strict_implies(and(X0,X1),X0))
      | ~ axiom_m2 ),
    inference(cnf_transformation,[status(thm)],[f132]) ).

fof(f135,plain,
    ( ( ? [X,Y,Z] : ~ is_a_theorem(strict_implies(and(and(X,Y),Z),and(X,and(Y,Z))))
      | axiom_m3 )
    & ( ! [X,Y,Z] : is_a_theorem(strict_implies(and(and(X,Y),Z),and(X,and(Y,Z))))
      | ~ axiom_m3 ) ),
    inference(NNF_transformation,[status(thm)],[f21]) ).

fof(f136,plain,
    ( ( ~ is_a_theorem(strict_implies(and(and(sK25_skl,sK26_skl),sK27_skl),and(sK25_skl,and(sK26_skl,sK27_skl))))
      | axiom_m3 )
    & ( ! [X,Y,Z] : is_a_theorem(strict_implies(and(and(X,Y),Z),and(X,and(Y,Z))))
      | ~ axiom_m3 ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK25_skl,sK26_skl,sK27_skl]),skolemize(X,sK25_skl),skolemize(Y,sK26_skl),skolemize(Z,sK27_skl)],[f135]) ).

fof(f137,plain,
    ! [X0,X1,X2] :
      ( is_a_theorem(strict_implies(and(and(X0,X1),X2),and(X0,and(X1,X2))))
      | ~ axiom_m3 ),
    inference(cnf_transformation,[status(thm)],[f136]) ).

fof(f139,plain,
    ( ( ? [X] : ~ is_a_theorem(strict_implies(X,and(X,X)))
      | axiom_m4 )
    & ( ! [X] : is_a_theorem(strict_implies(X,and(X,X)))
      | ~ axiom_m4 ) ),
    inference(NNF_transformation,[status(thm)],[f22]) ).

fof(f140,plain,
    ( ( ~ is_a_theorem(strict_implies(sK28_skl,and(sK28_skl,sK28_skl)))
      | axiom_m4 )
    & ( ! [X] : is_a_theorem(strict_implies(X,and(X,X)))
      | ~ axiom_m4 ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK28_skl]),skolemize(X,sK28_skl)],[f139]) ).

fof(f141,plain,
    ! [X0] :
      ( is_a_theorem(strict_implies(X0,and(X0,X0)))
      | ~ axiom_m4 ),
    inference(cnf_transformation,[status(thm)],[f140]) ).

fof(f143,plain,
    ( ( ? [X,Y,Z] : ~ is_a_theorem(strict_implies(and(strict_implies(X,Y),strict_implies(Y,Z)),strict_implies(X,Z)))
      | axiom_m5 )
    & ( ! [X,Y,Z] : is_a_theorem(strict_implies(and(strict_implies(X,Y),strict_implies(Y,Z)),strict_implies(X,Z)))
      | ~ axiom_m5 ) ),
    inference(NNF_transformation,[status(thm)],[f23]) ).

fof(f144,plain,
    ( ( ~ is_a_theorem(strict_implies(and(strict_implies(sK29_skl,sK30_skl),strict_implies(sK30_skl,sK31_skl)),strict_implies(sK29_skl,sK31_skl)))
      | axiom_m5 )
    & ( ! [X,Y,Z] : is_a_theorem(strict_implies(and(strict_implies(X,Y),strict_implies(Y,Z)),strict_implies(X,Z)))
      | ~ axiom_m5 ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK29_skl,sK30_skl,sK31_skl]),skolemize(X,sK29_skl),skolemize(Y,sK30_skl),skolemize(Z,sK31_skl)],[f143]) ).

fof(f145,plain,
    ! [X0,X1,X2] :
      ( is_a_theorem(strict_implies(and(strict_implies(X0,X1),strict_implies(X1,X2)),strict_implies(X0,X2)))
      | ~ axiom_m5 ),
    inference(cnf_transformation,[status(thm)],[f144]) ).

fof(f163,plain,
    ( ( ? [X] : ~ is_a_theorem(strict_implies(possibly(X),necessarily(possibly(X))))
      | axiom_m10 )
    & ( ! [X] : is_a_theorem(strict_implies(possibly(X),necessarily(possibly(X))))
      | ~ axiom_m10 ) ),
    inference(NNF_transformation,[status(thm)],[f28]) ).

fof(f164,plain,
    ( ( ~ is_a_theorem(strict_implies(possibly(sK38_skl),necessarily(possibly(sK38_skl))))
      | axiom_m10 )
    & ( ! [X] : is_a_theorem(strict_implies(possibly(X),necessarily(possibly(X))))
      | ~ axiom_m10 ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK38_skl]),skolemize(X,sK38_skl)],[f163]) ).

fof(f165,plain,
    ! [X0] :
      ( is_a_theorem(strict_implies(possibly(X0),necessarily(possibly(X0))))
      | ~ axiom_m10 ),
    inference(cnf_transformation,[status(thm)],[f164]) ).

fof(f171,plain,
    ( ! [X,Y] : strict_implies(X,Y) = necessarily(implies(X,Y))
    | ~ op_strict_implies ),
    inference(pre_NNF_transformation,[status(thm)],[f31]) ).

fof(f172,plain,
    ! [X0,X1] :
      ( strict_implies(X0,X1) = necessarily(implies(X0,X1))
      | ~ op_strict_implies ),
    inference(cnf_transformation,[status(thm)],[f171]) ).

fof(f173,plain,
    ( ! [X,Y] : strict_equiv(X,Y) = and(strict_implies(X,Y),strict_implies(Y,X))
    | ~ op_strict_equiv ),
    inference(pre_NNF_transformation,[status(thm)],[f32]) ).

fof(f174,plain,
    ! [X0,X1] :
      ( strict_equiv(X0,X1) = and(strict_implies(X0,X1),strict_implies(X1,X0))
      | ~ op_strict_equiv ),
    inference(cnf_transformation,[status(thm)],[f173]) ).

fof(f176,plain,
    op_or,
    inference(cnf_transformation,[status(thm)],[f34]) ).

fof(f178,plain,
    op_strict_implies,
    inference(cnf_transformation,[status(thm)],[f36]) ).

fof(f180,plain,
    op_strict_equiv,
    inference(cnf_transformation,[status(thm)],[f38]) ).

fof(f181,plain,
    modus_ponens_strict_implies,
    inference(cnf_transformation,[status(thm)],[f39]) ).

fof(f182,plain,
    substitution_strict_equiv,
    inference(cnf_transformation,[status(thm)],[f40]) ).

fof(f183,plain,
    adjunction,
    inference(cnf_transformation,[status(thm)],[f41]) ).

fof(f184,plain,
    axiom_m1,
    inference(cnf_transformation,[status(thm)],[f42]) ).

fof(f185,plain,
    axiom_m2,
    inference(cnf_transformation,[status(thm)],[f43]) ).

fof(f186,plain,
    axiom_m3,
    inference(cnf_transformation,[status(thm)],[f44]) ).

fof(f187,plain,
    axiom_m4,
    inference(cnf_transformation,[status(thm)],[f45]) ).

fof(f188,plain,
    axiom_m5,
    inference(cnf_transformation,[status(thm)],[f46]) ).

fof(f189,plain,
    axiom_m10,
    inference(cnf_transformation,[status(thm)],[f47]) ).

fof(f191,plain,
    op_implies_and,
    inference(cnf_transformation,[status(thm)],[f49]) ).

fof(f194,plain,
    ~ axiom_5,
    inference(cnf_transformation,[status(thm)],[f53]) ).

fof(f195,definition,
    ( sQ0_spl
  <=> op_or ),
    introduced(definition,[new_symbols(definition,[sQ0_spl])],[split_symbol_definition]) ).

fof(f197,plain,
    ( sQ0_spl
    | ~ op_or ),
    inference(component_clause,[status(thm)],[f195]) ).

fof(f198,definition,
    ! [X0,X1] :
      ( sQ1_spl
    <=> or(X0,X1) = not(and(not(X0),not(X1))) ),
    introduced(definition,[new_symbols(definition,[sQ1_spl])],[split_symbol_definition]) ).

fof(f199,plain,
    ! [X0,X1] :
      ( ~ sQ1_spl
      | or(X0,X1) = not(and(not(X0),not(X1))) ),
    inference(component_clause,[status(thm)],[f198]) ).

fof(f201,plain,
    ( sQ1_spl
    | ~ sQ0_spl ),
    inference(split_clause,[status(thm)],[f55,f195,f198]) ).

fof(f209,definition,
    ( sQ4_spl
  <=> op_implies_and ),
    introduced(definition,[new_symbols(definition,[sQ4_spl])],[split_symbol_definition]) ).

fof(f211,plain,
    ( sQ4_spl
    | ~ op_implies_and ),
    inference(component_clause,[status(thm)],[f209]) ).

fof(f212,definition,
    ! [X0,X1] :
      ( sQ5_spl
    <=> implies(X0,X1) = not(and(X0,not(X1))) ),
    introduced(definition,[new_symbols(definition,[sQ5_spl])],[split_symbol_definition]) ).

fof(f213,plain,
    ! [X0,X1] :
      ( ~ sQ5_spl
      | implies(X0,X1) = not(and(X0,not(X1))) ),
    inference(component_clause,[status(thm)],[f212]) ).

fof(f215,plain,
    ( sQ5_spl
    | ~ sQ4_spl ),
    inference(split_clause,[status(thm)],[f59,f209,f212]) ).

fof(f245,definition,
    ( sQ14_spl
  <=> modus_ponens_strict_implies ),
    introduced(definition,[new_symbols(definition,[sQ14_spl])],[split_symbol_definition]) ).

fof(f247,plain,
    ( sQ14_spl
    | ~ modus_ponens_strict_implies ),
    inference(component_clause,[status(thm)],[f245]) ).

fof(f248,definition,
    ! [X0,X1] :
      ( sQ15_spl
    <=> ( is_a_theorem(X1)
        | ~ is_a_theorem(strict_implies(X0,X1))
        | ~ is_a_theorem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ15_spl])],[split_symbol_definition]) ).

fof(f249,plain,
    ! [X0,X1] :
      ( ~ sQ15_spl
      | is_a_theorem(X1)
      | ~ is_a_theorem(strict_implies(X0,X1))
      | ~ is_a_theorem(X0) ),
    inference(component_clause,[status(thm)],[f248]) ).

fof(f251,plain,
    ( sQ15_spl
    | ~ sQ14_spl ),
    inference(split_clause,[status(thm)],[f74,f245,f248]) ).

fof(f264,definition,
    ( sQ19_spl
  <=> adjunction ),
    introduced(definition,[new_symbols(definition,[sQ19_spl])],[split_symbol_definition]) ).

fof(f266,plain,
    ( sQ19_spl
    | ~ adjunction ),
    inference(component_clause,[status(thm)],[f264]) ).

fof(f267,definition,
    ! [X0,X1] :
      ( sQ20_spl
    <=> ( is_a_theorem(and(X0,X1))
        | ~ is_a_theorem(X1)
        | ~ is_a_theorem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ20_spl])],[split_symbol_definition]) ).

fof(f268,plain,
    ! [X0,X1] :
      ( ~ sQ20_spl
      | is_a_theorem(and(X0,X1))
      | ~ is_a_theorem(X1)
      | ~ is_a_theorem(X0) ),
    inference(component_clause,[status(thm)],[f267]) ).

fof(f270,plain,
    ( sQ20_spl
    | ~ sQ19_spl ),
    inference(split_clause,[status(thm)],[f81,f264,f267]) ).

fof(f283,definition,
    ( sQ24_spl
  <=> substitution_strict_equiv ),
    introduced(definition,[new_symbols(definition,[sQ24_spl])],[split_symbol_definition]) ).

fof(f285,plain,
    ( sQ24_spl
    | ~ substitution_strict_equiv ),
    inference(component_clause,[status(thm)],[f283]) ).

fof(f286,definition,
    ! [X0,X1] :
      ( sQ25_spl
    <=> ( X0 = X1
        | ~ is_a_theorem(strict_equiv(X0,X1)) ) ),
    introduced(definition,[new_symbols(definition,[sQ25_spl])],[split_symbol_definition]) ).

fof(f287,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | X0 = X1
      | ~ is_a_theorem(strict_equiv(X0,X1)) ),
    inference(component_clause,[status(thm)],[f286]) ).

fof(f289,plain,
    ( sQ25_spl
    | ~ sQ24_spl ),
    inference(split_clause,[status(thm)],[f88,f283,f286]) ).

fof(f342,definition,
    ( sQ40_spl
  <=> axiom_5 ),
    introduced(definition,[new_symbols(definition,[sQ40_spl])],[split_symbol_definition]) ).

fof(f343,plain,
    ( ~ sQ40_spl
    | axiom_5 ),
    inference(component_clause,[status(thm)],[f342]) ).

fof(f345,definition,
    ! [X0] :
      ( sQ41_spl
    <=> is_a_theorem(implies(possibly(X0),necessarily(possibly(X0)))) ),
    introduced(definition,[new_symbols(definition,[sQ41_spl])],[split_symbol_definition]) ).

fof(f346,plain,
    ! [X0] :
      ( ~ sQ41_spl
      | is_a_theorem(implies(possibly(X0),necessarily(possibly(X0)))) ),
    inference(component_clause,[status(thm)],[f345]) ).

fof(f349,definition,
    ( sQ42_spl
  <=> is_a_theorem(implies(possibly(sK12_skl),necessarily(possibly(sK12_skl)))) ),
    introduced(definition,[new_symbols(definition,[sQ42_spl])],[split_symbol_definition]) ).

fof(f351,plain,
    ( sQ42_spl
    | ~ is_a_theorem(implies(possibly(sK12_skl),necessarily(possibly(sK12_skl)))) ),
    inference(component_clause,[status(thm)],[f349]) ).

fof(f352,plain,
    ( ~ sQ42_spl
    | sQ40_spl ),
    inference(split_clause,[status(thm)],[f110,f342,f349]) ).

fof(f397,definition,
    ( sQ55_spl
  <=> axiom_m1 ),
    introduced(definition,[new_symbols(definition,[sQ55_spl])],[split_symbol_definition]) ).

fof(f399,plain,
    ( sQ55_spl
    | ~ axiom_m1 ),
    inference(component_clause,[status(thm)],[f397]) ).

fof(f400,definition,
    ! [X0,X1] :
      ( sQ56_spl
    <=> is_a_theorem(strict_implies(and(X0,X1),and(X1,X0))) ),
    introduced(definition,[new_symbols(definition,[sQ56_spl])],[split_symbol_definition]) ).

fof(f401,plain,
    ! [X0,X1] :
      ( ~ sQ56_spl
      | is_a_theorem(strict_implies(and(X0,X1),and(X1,X0))) ),
    inference(component_clause,[status(thm)],[f400]) ).

fof(f403,plain,
    ( sQ56_spl
    | ~ sQ55_spl ),
    inference(split_clause,[status(thm)],[f129,f397,f400]) ).

fof(f408,definition,
    ( sQ58_spl
  <=> axiom_m2 ),
    introduced(definition,[new_symbols(definition,[sQ58_spl])],[split_symbol_definition]) ).

fof(f410,plain,
    ( sQ58_spl
    | ~ axiom_m2 ),
    inference(component_clause,[status(thm)],[f408]) ).

fof(f411,definition,
    ! [X0,X1] :
      ( sQ59_spl
    <=> is_a_theorem(strict_implies(and(X0,X1),X0)) ),
    introduced(definition,[new_symbols(definition,[sQ59_spl])],[split_symbol_definition]) ).

fof(f412,plain,
    ! [X0,X1] :
      ( ~ sQ59_spl
      | is_a_theorem(strict_implies(and(X0,X1),X0)) ),
    inference(component_clause,[status(thm)],[f411]) ).

fof(f414,plain,
    ( sQ59_spl
    | ~ sQ58_spl ),
    inference(split_clause,[status(thm)],[f133,f408,f411]) ).

fof(f419,definition,
    ( sQ61_spl
  <=> axiom_m3 ),
    introduced(definition,[new_symbols(definition,[sQ61_spl])],[split_symbol_definition]) ).

fof(f421,plain,
    ( sQ61_spl
    | ~ axiom_m3 ),
    inference(component_clause,[status(thm)],[f419]) ).

fof(f422,definition,
    ! [X0,X1,X2] :
      ( sQ62_spl
    <=> is_a_theorem(strict_implies(and(and(X0,X1),X2),and(X0,and(X1,X2)))) ),
    introduced(definition,[new_symbols(definition,[sQ62_spl])],[split_symbol_definition]) ).

fof(f423,plain,
    ! [X0,X1,X2] :
      ( ~ sQ62_spl
      | is_a_theorem(strict_implies(and(and(X0,X1),X2),and(X0,and(X1,X2)))) ),
    inference(component_clause,[status(thm)],[f422]) ).

fof(f425,plain,
    ( sQ62_spl
    | ~ sQ61_spl ),
    inference(split_clause,[status(thm)],[f137,f419,f422]) ).

fof(f430,definition,
    ( sQ64_spl
  <=> axiom_m4 ),
    introduced(definition,[new_symbols(definition,[sQ64_spl])],[split_symbol_definition]) ).

fof(f432,plain,
    ( sQ64_spl
    | ~ axiom_m4 ),
    inference(component_clause,[status(thm)],[f430]) ).

fof(f433,definition,
    ! [X0] :
      ( sQ65_spl
    <=> is_a_theorem(strict_implies(X0,and(X0,X0))) ),
    introduced(definition,[new_symbols(definition,[sQ65_spl])],[split_symbol_definition]) ).

fof(f434,plain,
    ! [X0] :
      ( ~ sQ65_spl
      | is_a_theorem(strict_implies(X0,and(X0,X0))) ),
    inference(component_clause,[status(thm)],[f433]) ).

fof(f436,plain,
    ( sQ65_spl
    | ~ sQ64_spl ),
    inference(split_clause,[status(thm)],[f141,f430,f433]) ).

fof(f441,definition,
    ( sQ67_spl
  <=> axiom_m5 ),
    introduced(definition,[new_symbols(definition,[sQ67_spl])],[split_symbol_definition]) ).

fof(f443,plain,
    ( sQ67_spl
    | ~ axiom_m5 ),
    inference(component_clause,[status(thm)],[f441]) ).

fof(f444,definition,
    ! [X0,X1,X2] :
      ( sQ68_spl
    <=> is_a_theorem(strict_implies(and(strict_implies(X0,X1),strict_implies(X1,X2)),strict_implies(X0,X2))) ),
    introduced(definition,[new_symbols(definition,[sQ68_spl])],[split_symbol_definition]) ).

fof(f445,plain,
    ! [X0,X1,X2] :
      ( ~ sQ68_spl
      | is_a_theorem(strict_implies(and(strict_implies(X0,X1),strict_implies(X1,X2)),strict_implies(X0,X2))) ),
    inference(component_clause,[status(thm)],[f444]) ).

fof(f447,plain,
    ( sQ68_spl
    | ~ sQ67_spl ),
    inference(split_clause,[status(thm)],[f145,f441,f444]) ).

fof(f496,definition,
    ( sQ82_spl
  <=> axiom_m10 ),
    introduced(definition,[new_symbols(definition,[sQ82_spl])],[split_symbol_definition]) ).

fof(f498,plain,
    ( sQ82_spl
    | ~ axiom_m10 ),
    inference(component_clause,[status(thm)],[f496]) ).

fof(f499,definition,
    ! [X0] :
      ( sQ83_spl
    <=> is_a_theorem(strict_implies(possibly(X0),necessarily(possibly(X0)))) ),
    introduced(definition,[new_symbols(definition,[sQ83_spl])],[split_symbol_definition]) ).

fof(f500,plain,
    ! [X0] :
      ( ~ sQ83_spl
      | is_a_theorem(strict_implies(possibly(X0),necessarily(possibly(X0)))) ),
    inference(component_clause,[status(thm)],[f499]) ).

fof(f502,plain,
    ( sQ83_spl
    | ~ sQ82_spl ),
    inference(split_clause,[status(thm)],[f165,f496,f499]) ).

fof(f521,definition,
    ( sQ89_spl
  <=> op_strict_implies ),
    introduced(definition,[new_symbols(definition,[sQ89_spl])],[split_symbol_definition]) ).

fof(f523,plain,
    ( sQ89_spl
    | ~ op_strict_implies ),
    inference(component_clause,[status(thm)],[f521]) ).

fof(f524,definition,
    ! [X0,X1] :
      ( sQ90_spl
    <=> strict_implies(X0,X1) = necessarily(implies(X0,X1)) ),
    introduced(definition,[new_symbols(definition,[sQ90_spl])],[split_symbol_definition]) ).

fof(f525,plain,
    ! [X0,X1] :
      ( ~ sQ90_spl
      | strict_implies(X0,X1) = necessarily(implies(X0,X1)) ),
    inference(component_clause,[status(thm)],[f524]) ).

fof(f527,plain,
    ( sQ90_spl
    | ~ sQ89_spl ),
    inference(split_clause,[status(thm)],[f172,f521,f524]) ).

fof(f528,definition,
    ( sQ91_spl
  <=> op_strict_equiv ),
    introduced(definition,[new_symbols(definition,[sQ91_spl])],[split_symbol_definition]) ).

fof(f530,plain,
    ( sQ91_spl
    | ~ op_strict_equiv ),
    inference(component_clause,[status(thm)],[f528]) ).

fof(f531,definition,
    ! [X0,X1] :
      ( sQ92_spl
    <=> strict_equiv(X0,X1) = and(strict_implies(X0,X1),strict_implies(X1,X0)) ),
    introduced(definition,[new_symbols(definition,[sQ92_spl])],[split_symbol_definition]) ).

fof(f532,plain,
    ! [X0,X1] :
      ( ~ sQ92_spl
      | strict_equiv(X0,X1) = and(strict_implies(X0,X1),strict_implies(X1,X0)) ),
    inference(component_clause,[status(thm)],[f531]) ).

fof(f534,plain,
    ( sQ92_spl
    | ~ sQ91_spl ),
    inference(split_clause,[status(thm)],[f174,f528,f531]) ).

fof(f535,plain,
    ( sQ91_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f530,f180]) ).

fof(f536,plain,
    sQ91_spl,
    inference(contradiction_clause,[status(thm)],[f535]) ).

fof(f537,plain,
    ( sQ19_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f266,f183]) ).

fof(f538,plain,
    sQ19_spl,
    inference(contradiction_clause,[status(thm)],[f537]) ).

fof(f539,plain,
    ( sQ14_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f247,f181]) ).

fof(f540,plain,
    sQ14_spl,
    inference(contradiction_clause,[status(thm)],[f539]) ).

fof(f541,plain,
    ( sQ24_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f285,f182]) ).

fof(f542,plain,
    sQ24_spl,
    inference(contradiction_clause,[status(thm)],[f541]) ).

fof(f543,plain,
    ( sQ89_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f523,f178]) ).

fof(f544,plain,
    sQ89_spl,
    inference(contradiction_clause,[status(thm)],[f543]) ).

fof(f549,plain,
    ( sQ4_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f211,f191]) ).

fof(f550,plain,
    sQ4_spl,
    inference(contradiction_clause,[status(thm)],[f549]) ).

fof(f551,plain,
    ( sQ0_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f197,f176]) ).

fof(f552,plain,
    sQ0_spl,
    inference(contradiction_clause,[status(thm)],[f551]) ).

fof(f555,plain,
    ( sQ82_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f498,f189]) ).

fof(f556,plain,
    sQ82_spl,
    inference(contradiction_clause,[status(thm)],[f555]) ).

fof(f570,plain,
    ( sQ64_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f432,f187]) ).

fof(f571,plain,
    sQ64_spl,
    inference(contradiction_clause,[status(thm)],[f570]) ).

fof(f575,plain,
    ( sQ58_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f410,f185]) ).

fof(f576,plain,
    sQ58_spl,
    inference(contradiction_clause,[status(thm)],[f575]) ).

fof(f578,plain,
    ! [X0,X1] :
      ( ~ sQ92_spl
      | ~ sQ56_spl
      | is_a_theorem(strict_implies(strict_equiv(X0,X1),and(strict_implies(X1,X0),strict_implies(X0,X1)))) ),
    inference(paramodulation,[status(thm)],[f532,f401]) ).

fof(f580,plain,
    ! [X0,X1] :
      ( ~ sQ92_spl
      | ~ sQ56_spl
      | is_a_theorem(strict_implies(strict_equiv(X0,X1),strict_equiv(X1,X0))) ),
    inference(forward_demodulation,[status(thm)],[f532,f578]) ).

fof(f592,plain,
    ! [X0,X1] :
      ( ~ sQ92_spl
      | ~ sQ20_spl
      | is_a_theorem(strict_equiv(X0,X1))
      | ~ is_a_theorem(strict_implies(X1,X0))
      | ~ is_a_theorem(strict_implies(X0,X1)) ),
    inference(paramodulation,[status(thm)],[f532,f268]) ).

fof(f598,plain,
    ! [X0,X1] :
      ( ~ sQ92_spl
      | ~ sQ68_spl
      | is_a_theorem(strict_implies(strict_equiv(X0,X1),strict_implies(X0,X0))) ),
    inference(paramodulation,[status(thm)],[f532,f445]) ).

fof(f600,plain,
    ( sQ67_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f443,f188]) ).

fof(f601,plain,
    sQ67_spl,
    inference(contradiction_clause,[status(thm)],[f600]) ).

fof(f606,plain,
    ( sQ61_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f421,f186]) ).

fof(f607,plain,
    sQ61_spl,
    inference(contradiction_clause,[status(thm)],[f606]) ).

fof(f610,plain,
    ( sQ55_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f399,f184]) ).

fof(f611,plain,
    sQ55_spl,
    inference(contradiction_clause,[status(thm)],[f610]) ).

fof(f620,definition,
    ! [X1] :
      ( sQ94_spl
    <=> ~ is_a_theorem(X1) ),
    introduced(definition,[new_symbols(definition,[sQ94_spl])],[split_symbol_definition]) ).

fof(f621,plain,
    ! [X0] :
      ( ~ sQ94_spl
      | ~ is_a_theorem(X0) ),
    inference(component_clause,[status(thm)],[f620]) ).

fof(f633,plain,
    ! [X0,X1] :
      ( ~ sQ15_spl
      | ~ sQ92_spl
      | ~ sQ68_spl
      | is_a_theorem(strict_implies(X0,X0))
      | ~ is_a_theorem(strict_equiv(X0,X1)) ),
    inference(resolution,[status(thm)],[f598,f249]) ).

fof(f639,plain,
    ! [X0,X1] :
      ( ~ sQ15_spl
      | ~ sQ92_spl
      | ~ sQ56_spl
      | is_a_theorem(strict_equiv(X1,X0))
      | ~ is_a_theorem(strict_equiv(X0,X1)) ),
    inference(resolution,[status(thm)],[f580,f249]) ).

fof(f653,plain,
    ! [X0,X1] :
      ( ~ sQ15_spl
      | ~ sQ92_spl
      | ~ sQ68_spl
      | ~ sQ56_spl
      | is_a_theorem(strict_implies(X1,X1))
      | ~ is_a_theorem(strict_equiv(X0,X1)) ),
    inference(resolution,[status(thm)],[f639,f633]) ).

fof(f678,plain,
    ( sQ42_spl
    | ~ sQ41_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f351,f346]) ).

fof(f679,plain,
    ( sQ42_spl
    | ~ sQ41_spl ),
    inference(contradiction_clause,[status(thm)],[f678]) ).

fof(f700,plain,
    ! [X0,X1] :
      ( ~ sQ1_spl
      | ~ sQ5_spl
      | or(X0,X1) = implies(not(X0),X1) ),
    inference(forward_demodulation,[status(thm)],[f213,f199]) ).

fof(f701,plain,
    ! [X0,X1,X2] :
      ( ~ sQ5_spl
      | ~ sQ1_spl
      | or(and(X0,not(X1)),X2) = implies(implies(X0,X1),X2) ),
    inference(paramodulation,[status(thm)],[f213,f700]) ).

fof(f705,plain,
    ! [X0,X1] :
      ( ~ sQ1_spl
      | ~ sQ5_spl
      | ~ sQ90_spl
      | strict_implies(not(X0),X1) = necessarily(or(X0,X1)) ),
    inference(paramodulation,[status(thm)],[f700,f525]) ).

fof(f733,plain,
    ! [X0,X1,X2] :
      ( ~ sQ15_spl
      | ~ sQ68_spl
      | is_a_theorem(strict_implies(X0,X2))
      | ~ is_a_theorem(and(strict_implies(X0,X1),strict_implies(X1,X2))) ),
    inference(resolution,[status(thm)],[f445,f249]) ).

fof(f791,plain,
    ! [X0,X1] :
      ( ~ sQ92_spl
      | ~ sQ56_spl
      | ~ sQ20_spl
      | is_a_theorem(strict_equiv(strict_equiv(X0,X1),strict_equiv(X1,X0)))
      | ~ is_a_theorem(strict_implies(strict_equiv(X0,X1),strict_equiv(X1,X0))) ),
    inference(resolution,[status(thm)],[f592,f580]) ).

fof(f798,plain,
    ! [X0,X1] :
      ( ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | is_a_theorem(strict_equiv(and(X0,X1),and(X1,X0)))
      | ~ is_a_theorem(strict_implies(and(X0,X1),and(X1,X0))) ),
    inference(resolution,[status(thm)],[f592,f401]) ).

fof(f800,plain,
    ! [X0] :
      ( ~ sQ65_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | is_a_theorem(strict_equiv(and(X0,X0),X0))
      | ~ is_a_theorem(strict_implies(and(X0,X0),X0)) ),
    inference(resolution,[status(thm)],[f592,f434]) ).

fof(f805,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | X0 = X1
      | ~ is_a_theorem(strict_implies(X1,X0))
      | ~ is_a_theorem(strict_implies(X0,X1)) ),
    inference(resolution,[status(thm)],[f592,f287]) ).

fof(f808,plain,
    ! [X0,X1] :
      ( ~ sQ92_spl
      | ~ sQ56_spl
      | ~ sQ20_spl
      | is_a_theorem(strict_equiv(strict_equiv(X0,X1),strict_equiv(X1,X0))) ),
    inference(forward_subsumption_resolution,[status(thm)],[f791,f580]) ).

fof(f810,plain,
    ! [X0,X1] :
      ( ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | is_a_theorem(strict_equiv(and(X0,X1),and(X1,X0))) ),
    inference(forward_subsumption_resolution,[status(thm)],[f798,f401]) ).

fof(f811,plain,
    ! [X0] :
      ( ~ sQ65_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | is_a_theorem(strict_equiv(and(X0,X0),X0)) ),
    inference(forward_subsumption_resolution,[status(thm)],[f800,f412]) ).

fof(f812,plain,
    ! [X0] :
      ( ~ sQ15_spl
      | ~ sQ92_spl
      | ~ sQ68_spl
      | ~ sQ56_spl
      | ~ sQ65_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | is_a_theorem(strict_implies(X0,X0)) ),
    inference(resolution,[status(thm)],[f811,f653]) ).

fof(f816,plain,
    ! [X0] :
      ( ~ sQ25_spl
      | ~ sQ65_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | and(X0,X0) = X0 ),
    inference(resolution,[status(thm)],[f811,f287]) ).

fof(f830,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ65_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ5_spl
      | ~ sQ1_spl
      | or(not(X0),X1) = implies(implies(not(X0),X0),X1) ),
    inference(paramodulation,[status(thm)],[f816,f701]) ).

fof(f832,plain,
    ! [X0] :
      ( ~ sQ25_spl
      | ~ sQ65_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ5_spl
      | implies(not(X0),X0) = not(not(X0)) ),
    inference(paramodulation,[status(thm)],[f816,f213]) ).

fof(f834,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ65_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ62_spl
      | is_a_theorem(strict_implies(and(X0,X1),and(X0,and(X0,X1)))) ),
    inference(paramodulation,[status(thm)],[f816,f423]) ).

fof(f842,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ65_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ5_spl
      | ~ sQ1_spl
      | or(not(X0),X1) = implies(or(X0,X0),X1) ),
    inference(forward_demodulation,[status(thm)],[f700,f830]) ).

fof(f843,plain,
    ! [X0] :
      ( ~ sQ25_spl
      | ~ sQ65_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ5_spl
      | ~ sQ1_spl
      | or(X0,X0) = not(not(X0)) ),
    inference(forward_demodulation,[status(thm)],[f700,f832]) ).

fof(f880,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ65_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ5_spl
      | ~ sQ1_spl
      | ~ sQ90_spl
      | strict_implies(or(X0,X0),X1) = necessarily(or(not(X0),X1)) ),
    inference(paramodulation,[status(thm)],[f842,f525]) ).

fof(f883,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ65_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ5_spl
      | ~ sQ1_spl
      | ~ sQ90_spl
      | strict_implies(or(X0,X0),X1) = strict_implies(not(not(X0)),X1) ),
    inference(forward_demodulation,[status(thm)],[f705,f880]) ).

fof(f959,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ92_spl
      | ~ sQ56_spl
      | ~ sQ20_spl
      | strict_equiv(X0,X1) = strict_equiv(X1,X0) ),
    inference(resolution,[status(thm)],[f808,f287]) ).

fof(f1007,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | and(X0,X1) = and(X1,X0) ),
    inference(resolution,[status(thm)],[f810,f287]) ).

fof(f1043,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ5_spl
      | implies(X0,X1) = not(and(not(X1),X0)) ),
    inference(paramodulation,[status(thm)],[f1007,f213]) ).

fof(f1054,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | is_a_theorem(strict_implies(and(X0,X1),X1)) ),
    inference(paramodulation,[status(thm)],[f1007,f412]) ).

fof(f1228,plain,
    ! [X0,X1,X2] :
      ( ~ sQ20_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | ~ is_a_theorem(strict_implies(X2,X1))
      | ~ is_a_theorem(strict_implies(X0,X2))
      | is_a_theorem(strict_implies(X0,X1)) ),
    inference(resolution,[status(thm)],[f733,f268]) ).

fof(f1254,plain,
    ! [X0,X1] :
      ( ~ sQ5_spl
      | ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | implies(not(X0),X1) = implies(not(X1),X0) ),
    inference(paramodulation,[status(thm)],[f213,f1043]) ).

fof(f1281,plain,
    ! [X0,X1] :
      ( ~ sQ5_spl
      | ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ1_spl
      | or(X0,X1) = implies(not(X1),X0) ),
    inference(forward_demodulation,[status(thm)],[f700,f1254]) ).

fof(f1282,plain,
    ! [X0,X1] :
      ( ~ sQ5_spl
      | ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ1_spl
      | or(X0,X1) = or(X1,X0) ),
    inference(forward_demodulation,[status(thm)],[f700,f1281]) ).

fof(f1307,plain,
    ! [X0,X1] :
      ( ~ sQ5_spl
      | ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ1_spl
      | ~ sQ90_spl
      | strict_implies(not(X0),X1) = necessarily(or(X1,X0)) ),
    inference(paramodulation,[status(thm)],[f1282,f705]) ).

fof(f1314,plain,
    ! [X0,X1] :
      ( ~ sQ5_spl
      | ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ1_spl
      | ~ sQ90_spl
      | strict_implies(not(X0),X1) = strict_implies(not(X1),X0) ),
    inference(forward_demodulation,[status(thm)],[f705,f1307]) ).

fof(f1341,plain,
    ! [X0] :
      ( ~ sQ5_spl
      | ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ1_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | ~ sQ65_spl
      | ~ sQ59_spl
      | is_a_theorem(strict_implies(not(not(X0)),X0)) ),
    inference(paramodulation,[status(thm)],[f1314,f812]) ).

fof(f1374,plain,
    ! [X0] :
      ( ~ sQ25_spl
      | ~ sQ65_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ5_spl
      | ~ sQ1_spl
      | ~ sQ56_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | is_a_theorem(strict_implies(or(X0,X0),X0)) ),
    inference(paramodulation,[status(thm)],[f843,f1341]) ).

fof(f1375,plain,
    ! [X0] :
      ( ~ sQ25_spl
      | ~ sQ65_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ5_spl
      | ~ sQ1_spl
      | ~ sQ56_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | is_a_theorem(strict_implies(not(or(X0,X0)),not(X0))) ),
    inference(paramodulation,[status(thm)],[f843,f1341]) ).

fof(f1680,plain,
    ! [X0] :
      ( ~ sQ25_spl
      | ~ sQ65_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ5_spl
      | ~ sQ1_spl
      | ~ sQ56_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | X0 = or(X0,X0)
      | ~ is_a_theorem(strict_implies(X0,or(X0,X0))) ),
    inference(resolution,[status(thm)],[f805,f1374]) ).

fof(f1701,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | X0 = and(X1,X0)
      | ~ is_a_theorem(strict_implies(X0,and(X1,X0))) ),
    inference(resolution,[status(thm)],[f805,f1054]) ).

fof(f1702,plain,
    ! [X0,X1] :
      ( ~ sQ59_spl
      | ~ sQ25_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | X0 = and(X0,X1)
      | ~ is_a_theorem(strict_implies(X0,and(X0,X1))) ),
    inference(resolution,[status(thm)],[f805,f412]) ).

fof(f2195,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | X0 = and(X0,X1)
      | ~ is_a_theorem(strict_implies(X0,and(X1,X0))) ),
    inference(paramodulation,[status(thm)],[f1007,f1702]) ).

fof(f2499,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ65_spl
      | ~ sQ62_spl
      | and(X0,X1) = and(and(X0,X1),X0) ),
    inference(resolution,[status(thm)],[f834,f2195]) ).

fof(f2500,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ65_spl
      | ~ sQ62_spl
      | and(X0,X1) = and(X0,and(X0,X1)) ),
    inference(resolution,[status(thm)],[f834,f1701]) ).

fof(f2562,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ65_spl
      | ~ sQ62_spl
      | ~ sQ5_spl
      | implies(and(not(X0),X1),X0) = not(and(not(X0),X1)) ),
    inference(paramodulation,[status(thm)],[f2499,f213]) ).

fof(f2592,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ65_spl
      | ~ sQ62_spl
      | ~ sQ5_spl
      | implies(and(not(X0),X1),X0) = implies(X1,X0) ),
    inference(forward_demodulation,[status(thm)],[f1043,f2562]) ).

fof(f2608,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ65_spl
      | ~ sQ62_spl
      | and(X0,X1) = and(X0,and(X1,X0)) ),
    inference(paramodulation,[status(thm)],[f1007,f2500]) ).

fof(f4205,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ65_spl
      | ~ sQ62_spl
      | ~ sQ5_spl
      | ~ sQ90_spl
      | strict_implies(and(not(X0),X1),X0) = necessarily(implies(X1,X0)) ),
    inference(paramodulation,[status(thm)],[f2592,f525]) ).

fof(f4237,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ65_spl
      | ~ sQ62_spl
      | ~ sQ5_spl
      | ~ sQ90_spl
      | strict_implies(and(not(X0),X1),X0) = strict_implies(X1,X0) ),
    inference(forward_demodulation,[status(thm)],[f525,f4205]) ).

fof(f4238,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ65_spl
      | ~ sQ62_spl
      | ~ sQ5_spl
      | ~ sQ90_spl
      | strict_implies(and(not(X0),X1),X0) = strict_implies(and(X1,not(X0)),X0) ),
    inference(paramodulation,[status(thm)],[f2608,f4237]) ).

fof(f4291,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ65_spl
      | ~ sQ62_spl
      | ~ sQ5_spl
      | ~ sQ90_spl
      | strict_implies(X0,X1) = strict_implies(and(X0,not(X1)),X1) ),
    inference(forward_demodulation,[status(thm)],[f4237,f4238]) ).

fof(f6162,plain,
    ! [X0] :
      ( ~ sQ25_spl
      | ~ sQ65_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ5_spl
      | ~ sQ1_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | ~ sQ56_spl
      | is_a_theorem(strict_implies(not(not(X0)),or(X0,X0))) ),
    inference(paramodulation,[status(thm)],[f883,f812]) ).

fof(f6213,plain,
    ! [X0] :
      ( ~ sQ25_spl
      | ~ sQ65_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ5_spl
      | ~ sQ1_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | ~ sQ56_spl
      | is_a_theorem(strict_implies(or(X0,X0),not(not(X0)))) ),
    inference(paramodulation,[status(thm)],[f883,f812]) ).

fof(f6291,plain,
    ! [X0] :
      ( ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ25_spl
      | ~ sQ65_spl
      | ~ sQ59_spl
      | ~ sQ5_spl
      | ~ sQ1_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | ~ sQ56_spl
      | is_a_theorem(strict_equiv(not(not(X0)),or(X0,X0)))
      | ~ is_a_theorem(strict_implies(not(not(X0)),or(X0,X0))) ),
    inference(resolution,[status(thm)],[f6213,f592]) ).

fof(f6320,plain,
    ! [X0] :
      ( ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ25_spl
      | ~ sQ65_spl
      | ~ sQ59_spl
      | ~ sQ5_spl
      | ~ sQ1_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | ~ sQ56_spl
      | is_a_theorem(strict_equiv(not(not(X0)),or(X0,X0))) ),
    inference(forward_subsumption_resolution,[status(thm)],[f6291,f6162]) ).

fof(f6989,plain,
    ! [X0] :
      ( ~ sQ25_spl
      | ~ sQ92_spl
      | ~ sQ56_spl
      | ~ sQ20_spl
      | ~ sQ65_spl
      | ~ sQ59_spl
      | ~ sQ5_spl
      | ~ sQ1_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | is_a_theorem(strict_equiv(or(X0,X0),not(not(X0)))) ),
    inference(paramodulation,[status(thm)],[f959,f6320]) ).

fof(f8397,plain,
    ! [X0,X1,X2] :
      ( ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | ~ is_a_theorem(strict_implies(X1,X2))
      | is_a_theorem(strict_implies(and(X0,X1),X2)) ),
    inference(resolution,[status(thm)],[f1228,f1054]) ).

fof(f8402,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ65_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ5_spl
      | ~ sQ1_spl
      | ~ sQ56_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | ~ is_a_theorem(strict_implies(X0,or(X1,X1)))
      | is_a_theorem(strict_implies(X0,X1)) ),
    inference(resolution,[status(thm)],[f1228,f1374]) ).

fof(f8931,plain,
    ( ~ sQ25_spl
    | ~ sQ92_spl
    | ~ sQ56_spl
    | ~ sQ20_spl
    | ~ sQ65_spl
    | ~ sQ59_spl
    | ~ sQ5_spl
    | ~ sQ1_spl
    | ~ sQ90_spl
    | ~ sQ15_spl
    | ~ sQ68_spl
    | ~ sQ94_spl
    | $false ),
    inference(backward_subsumption_resolution,[status(thm)],[f6989,f621]) ).

fof(f8974,plain,
    ( ~ sQ25_spl
    | ~ sQ92_spl
    | ~ sQ56_spl
    | ~ sQ20_spl
    | ~ sQ65_spl
    | ~ sQ59_spl
    | ~ sQ5_spl
    | ~ sQ1_spl
    | ~ sQ90_spl
    | ~ sQ15_spl
    | ~ sQ68_spl
    | ~ sQ94_spl ),
    inference(contradiction_clause,[status(thm)],[f8931]) ).

fof(f14223,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ65_spl
      | ~ sQ62_spl
      | ~ sQ5_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | ~ is_a_theorem(strict_implies(not(X1),X1))
      | is_a_theorem(strict_implies(X0,X1)) ),
    inference(paramodulation,[status(thm)],[f4291,f8397]) ).

fof(f14315,plain,
    ! [X0] :
      ( ~ sQ5_spl
      | ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ1_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | ~ sQ65_spl
      | ~ sQ59_spl
      | is_a_theorem(strict_implies(not(not(or(X0,X0))),X0)) ),
    inference(resolution,[status(thm)],[f8402,f1341]) ).

fof(f14592,plain,
    ! [X0] :
      ( ~ sQ5_spl
      | ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ1_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | ~ sQ65_spl
      | ~ sQ59_spl
      | is_a_theorem(strict_implies(not(X0),not(or(X0,X0)))) ),
    inference(paramodulation,[status(thm)],[f1314,f14315]) ).

fof(f14754,plain,
    ! [X0] :
      ( ~ sQ25_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ5_spl
      | ~ sQ56_spl
      | ~ sQ1_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | ~ sQ65_spl
      | ~ sQ59_spl
      | not(or(X0,X0)) = not(X0)
      | ~ is_a_theorem(strict_implies(not(or(X0,X0)),not(X0))) ),
    inference(resolution,[status(thm)],[f14592,f805]) ).

fof(f14793,plain,
    ! [X0] :
      ( ~ sQ25_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ5_spl
      | ~ sQ56_spl
      | ~ sQ1_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | ~ sQ65_spl
      | ~ sQ59_spl
      | not(or(X0,X0)) = not(X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f14754,f1375]) ).

fof(f14913,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ5_spl
      | ~ sQ56_spl
      | ~ sQ1_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | ~ sQ65_spl
      | ~ sQ59_spl
      | implies(X0,or(X1,X1)) = not(and(not(X1),X0)) ),
    inference(paramodulation,[status(thm)],[f14793,f1043]) ).

fof(f14977,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ5_spl
      | ~ sQ56_spl
      | ~ sQ1_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | ~ sQ65_spl
      | ~ sQ59_spl
      | implies(X0,or(X1,X1)) = implies(X0,X1) ),
    inference(forward_demodulation,[status(thm)],[f1043,f14913]) ).

fof(f16083,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ5_spl
      | ~ sQ56_spl
      | ~ sQ1_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | ~ sQ65_spl
      | ~ sQ59_spl
      | strict_implies(X0,or(X1,X1)) = necessarily(implies(X0,X1)) ),
    inference(paramodulation,[status(thm)],[f14977,f525]) ).

fof(f16149,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ5_spl
      | ~ sQ56_spl
      | ~ sQ1_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | ~ sQ65_spl
      | ~ sQ59_spl
      | strict_implies(X0,or(X1,X1)) = strict_implies(X0,X1) ),
    inference(forward_demodulation,[status(thm)],[f525,f16083]) ).

fof(f16152,plain,
    ! [X0] :
      ( ~ sQ25_spl
      | ~ sQ65_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ5_spl
      | ~ sQ1_spl
      | ~ sQ56_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | X0 = or(X0,X0)
      | ~ is_a_theorem(strict_implies(X0,X0)) ),
    inference(backward_demodulation,[status(thm)],[f16149,f1680]) ).

fof(f16249,plain,
    ! [X0] :
      ( ~ sQ25_spl
      | ~ sQ65_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ5_spl
      | ~ sQ1_spl
      | ~ sQ56_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | X0 = or(X0,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f16152,f812]) ).

fof(f16386,plain,
    ! [X0] :
      ( ~ sQ25_spl
      | ~ sQ65_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ5_spl
      | ~ sQ1_spl
      | ~ sQ56_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | strict_implies(not(X0),X0) = necessarily(X0) ),
    inference(paramodulation,[status(thm)],[f16249,f705]) ).

fof(f16393,plain,
    ! [X0,X1] :
      ( ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ65_spl
      | ~ sQ62_spl
      | ~ sQ5_spl
      | ~ sQ90_spl
      | ~ sQ15_spl
      | ~ sQ68_spl
      | ~ sQ1_spl
      | ~ is_a_theorem(necessarily(X1))
      | is_a_theorem(strict_implies(X0,X1)) ),
    inference(backward_demodulation,[status(thm)],[f16386,f14223]) ).

fof(f17370,plain,
    ! [X0,X1] :
      ( ~ sQ15_spl
      | ~ sQ25_spl
      | ~ sQ56_spl
      | ~ sQ92_spl
      | ~ sQ20_spl
      | ~ sQ59_spl
      | ~ sQ65_spl
      | ~ sQ62_spl
      | ~ sQ5_spl
      | ~ sQ90_spl
      | ~ sQ68_spl
      | ~ sQ1_spl
      | is_a_theorem(X0)
      | ~ is_a_theorem(X1)
      | ~ is_a_theorem(necessarily(X0)) ),
    inference(resolution,[status(thm)],[f16393,f249]) ).

fof(f17376,definition,
    ! [X0] :
      ( sQ102_spl
    <=> ( is_a_theorem(X0)
        | ~ is_a_theorem(necessarily(X0)) ) ),
    introduced(definition,[new_symbols(definition,[sQ102_spl])],[split_symbol_definition]) ).

fof(f17377,plain,
    ! [X0] :
      ( ~ sQ102_spl
      | is_a_theorem(X0)
      | ~ is_a_theorem(necessarily(X0)) ),
    inference(component_clause,[status(thm)],[f17376]) ).

fof(f17379,plain,
    ( ~ sQ15_spl
    | ~ sQ25_spl
    | ~ sQ56_spl
    | ~ sQ92_spl
    | ~ sQ20_spl
    | ~ sQ59_spl
    | ~ sQ65_spl
    | ~ sQ62_spl
    | ~ sQ5_spl
    | ~ sQ90_spl
    | ~ sQ68_spl
    | ~ sQ1_spl
    | sQ94_spl
    | sQ102_spl ),
    inference(split_clause,[status(thm)],[f17370,f17376,f620,f198,f444,f524,f212,f422,f433,f411,f267,f531,f400,f286,f248]) ).

fof(f17487,plain,
    ! [X0,X1] :
      ( ~ sQ90_spl
      | ~ sQ102_spl
      | is_a_theorem(implies(X0,X1))
      | ~ is_a_theorem(strict_implies(X0,X1)) ),
    inference(paramodulation,[status(thm)],[f525,f17377]) ).

fof(f19539,plain,
    ! [X0] :
      ( ~ sQ83_spl
      | ~ sQ90_spl
      | ~ sQ102_spl
      | is_a_theorem(implies(possibly(X0),necessarily(possibly(X0)))) ),
    inference(resolution,[status(thm)],[f17487,f500]) ).

fof(f19578,plain,
    ( ~ sQ83_spl
    | ~ sQ90_spl
    | ~ sQ102_spl
    | sQ41_spl ),
    inference(split_clause,[status(thm)],[f19539,f345,f17376,f524,f499]) ).

fof(f19588,plain,
    ( ~ sQ40_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f343,f194]) ).

fof(f19589,plain,
    ~ sQ40_spl,
    inference(contradiction_clause,[status(thm)],[f19588]) ).

fof(f19590,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f201,f215,f251,f270,f289,f352,f403,f414,f425,f436,f447,f502,f527,f534,f536,f538,f540,f542,f544,f550,f552,f556,f571,f576,f601,f607,f611,f679,f8974,f17379,f19578,f19589]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : LCL573+1 : TPTP v9.3.1. Bugfixed v9.2.0.
% 0.00/0.04  % Command  : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.12/0.37  % Computer : n026.cluster.edu
% 0.12/0.37  % Model    : x86_64 x86_64
% 0.12/0.37  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.37  % Memory   : 8046.5625MB
% 0.12/0.37  % OS       : Linux 6.8.0-71-generic
% 0.12/0.37  % CPULimit : 300
% 0.12/0.37  % WCLimit  : 300
% 0.12/0.37  % DateTime : Mon Sep 21 00:42:36 UTC 2026
% 0.12/0.37  % CPUTime  : 
% 0.12/0.38  % Drodi V4.1.1
% 40.69/5.62  % Refutation found
% 40.69/5.62  % SZS status Theorem for theBenchmark: Theorem is valid
% 40.69/5.62  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 13.12/5.75  % Elapsed time: 5.363057 seconds
% 13.12/5.75  % CPU time: 42.125426 seconds
% 13.12/5.75  % Total memory used: 580.160 MB
% 13.12/5.75  % Net memory used: 559.288 MB
%------------------------------------------------------------------------------