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Drodi---4.1.1.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : Drodi---4.1.1
% Problem  : LCL562+1 : TPTP v9.3.1. Bugfixed v9.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -timeout(300) /export/starexec/sandbox2/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 01:08:00 PM UTC 2026

% Result   : Theorem 95.72s 12.74s
% Output   : CNFRefutation 95.72s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   29
%            Number of leaves      :   59
% Syntax   : Number of formulae    :  278 (  44 unt;  31 def)
%            Number of atoms       : 1144 (  76 equ)
%            Maximal formula atoms :   15 (   4 avg)
%            Number of connectives : 1639 ( 773   ~; 782   |;  33   &)
%                                         (  43 <=>;   8  =>;   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   :  343 ( 322   !;  21   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f14,axiom,
    ( equivalence_2
  <=> ! [X,Y] : is_a_theorem(implies(equiv(X,Y),implies(Y,X))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f27,axiom,
    ( op_or
   => ! [X,Y] : or(X,Y) = not(and(not(X),not(Y))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f29,axiom,
    ( op_implies_and
   => ! [X,Y] : implies(X,Y) = not(and(X,not(Y))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f31,axiom,
    ( op_equiv
   => ! [X,Y] : equiv(X,Y) = and(implies(X,Y),implies(Y,X)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f33,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/sandbox2/benchmark/theBenchmark.p') ).

fof(f34,axiom,
    ( adjunction
  <=> ! [X,Y] :
        ( ( is_a_theorem(Y)
          & is_a_theorem(X) )
       => is_a_theorem(and(X,Y)) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f35,axiom,
    ( substitution_strict_equiv
  <=> ! [X,Y] :
        ( is_a_theorem(strict_equiv(X,Y))
       => X = Y ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f45,axiom,
    ( axiom_m1
  <=> ! [X,Y] : is_a_theorem(strict_implies(and(X,Y),and(Y,X))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f46,axiom,
    ( axiom_m2
  <=> ! [X,Y] : is_a_theorem(strict_implies(and(X,Y),X)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f47,axiom,
    ( axiom_m3
  <=> ! [X,Y,Z] : is_a_theorem(strict_implies(and(and(X,Y),Z),and(X,and(Y,Z)))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f48,axiom,
    ( axiom_m4
  <=> ! [X] : is_a_theorem(strict_implies(X,and(X,X))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f49,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/sandbox2/benchmark/theBenchmark.p') ).

fof(f57,axiom,
    ( op_strict_implies
   => ! [X,Y] : strict_implies(X,Y) = necessarily(implies(X,Y)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f58,axiom,
    ( op_strict_equiv
   => ! [X,Y] : strict_equiv(X,Y) = and(strict_implies(X,Y),strict_implies(Y,X)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f60,axiom,
    op_or,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f62,axiom,
    op_strict_implies,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f63,axiom,
    op_equiv,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f64,axiom,
    op_strict_equiv,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f65,axiom,
    modus_ponens_strict_implies,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f66,axiom,
    substitution_strict_equiv,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f67,axiom,
    adjunction,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f68,axiom,
    axiom_m1,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f69,axiom,
    axiom_m2,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f70,axiom,
    axiom_m3,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f71,axiom,
    axiom_m4,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f72,axiom,
    axiom_m5,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f74,axiom,
    op_implies_and,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f77,conjecture,
    equivalence_2,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f78,negated_conjecture,
    ~ equivalence_2,
    inference(negated_conjecture,[status(cth)],[f77]) ).

fof(f137,plain,
    ( ( ? [X,Y] : ~ is_a_theorem(implies(equiv(X,Y),implies(Y,X)))
      | equivalence_2 )
    & ( ! [X,Y] : is_a_theorem(implies(equiv(X,Y),implies(Y,X)))
      | ~ equivalence_2 ) ),
    inference(NNF_transformation,[status(thm)],[f14]) ).

fof(f138,plain,
    ( ( ~ is_a_theorem(implies(equiv(sK28_skl,sK29_skl),implies(sK29_skl,sK28_skl)))
      | equivalence_2 )
    & ( ! [X,Y] : is_a_theorem(implies(equiv(X,Y),implies(Y,X)))
      | ~ equivalence_2 ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK28_skl,sK29_skl]),skolemize(X,sK28_skl),skolemize(Y,sK29_skl)],[f137]) ).

fof(f140,plain,
    ( ~ is_a_theorem(implies(equiv(sK28_skl,sK29_skl),implies(sK29_skl,sK28_skl)))
    | equivalence_2 ),
    inference(cnf_transformation,[status(thm)],[f138]) ).

fof(f189,plain,
    ( ! [X,Y] : or(X,Y) = not(and(not(X),not(Y)))
    | ~ op_or ),
    inference(pre_NNF_transformation,[status(thm)],[f27]) ).

fof(f190,plain,
    ! [X0,X1] :
      ( or(X0,X1) = not(and(not(X0),not(X1)))
      | ~ op_or ),
    inference(cnf_transformation,[status(thm)],[f189]) ).

fof(f193,plain,
    ( ! [X,Y] : implies(X,Y) = not(and(X,not(Y)))
    | ~ op_implies_and ),
    inference(pre_NNF_transformation,[status(thm)],[f29]) ).

fof(f194,plain,
    ! [X0,X1] :
      ( implies(X0,X1) = not(and(X0,not(X1)))
      | ~ op_implies_and ),
    inference(cnf_transformation,[status(thm)],[f193]) ).

fof(f197,plain,
    ( ! [X,Y] : equiv(X,Y) = and(implies(X,Y),implies(Y,X))
    | ~ op_equiv ),
    inference(pre_NNF_transformation,[status(thm)],[f31]) ).

fof(f198,plain,
    ! [X0,X1] :
      ( equiv(X0,X1) = and(implies(X0,X1),implies(X1,X0))
      | ~ op_equiv ),
    inference(cnf_transformation,[status(thm)],[f197]) ).

fof(f205,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)],[f33]) ).

fof(f206,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)],[f205]) ).

fof(f207,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)],[f206]) ).

fof(f208,plain,
    ( ( ( ~ is_a_theorem(sK56_skl)
        & is_a_theorem(strict_implies(sK57_skl,sK56_skl))
        & is_a_theorem(sK57_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,[sK56_skl,sK57_skl]),skolemize(Y,sK56_skl),skolemize(X,sK57_skl)],[f207]) ).

fof(f209,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)],[f208]) ).

fof(f213,plain,
    ( adjunction
  <=> ! [X,Y] :
        ( is_a_theorem(and(X,Y))
        | ~ is_a_theorem(Y)
        | ~ is_a_theorem(X) ) ),
    inference(pre_NNF_transformation,[status(thm)],[f34]) ).

fof(f214,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)],[f213]) ).

fof(f215,plain,
    ( ( ( ~ is_a_theorem(and(sK58_skl,sK59_skl))
        & is_a_theorem(sK59_skl)
        & is_a_theorem(sK58_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,[sK58_skl,sK59_skl]),skolemize(X,sK58_skl),skolemize(Y,sK59_skl)],[f214]) ).

fof(f216,plain,
    ! [X0,X1] :
      ( is_a_theorem(and(X0,X1))
      | ~ is_a_theorem(X1)
      | ~ is_a_theorem(X0)
      | ~ adjunction ),
    inference(cnf_transformation,[status(thm)],[f215]) ).

fof(f220,plain,
    ( substitution_strict_equiv
  <=> ! [X,Y] :
        ( X = Y
        | ~ is_a_theorem(strict_equiv(X,Y)) ) ),
    inference(pre_NNF_transformation,[status(thm)],[f35]) ).

fof(f221,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)],[f220]) ).

fof(f222,plain,
    ( ( ( sK60_skl != sK61_skl
        & is_a_theorem(strict_equiv(sK60_skl,sK61_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,[sK60_skl,sK61_skl]),skolemize(X,sK60_skl),skolemize(Y,sK61_skl)],[f221]) ).

fof(f223,plain,
    ! [X0,X1] :
      ( X0 = X1
      | ~ is_a_theorem(strict_equiv(X0,X1))
      | ~ substitution_strict_equiv ),
    inference(cnf_transformation,[status(thm)],[f222]) ).

fof(f262,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)],[f45]) ).

fof(f263,plain,
    ( ( ~ is_a_theorem(strict_implies(and(sK76_skl,sK77_skl),and(sK77_skl,sK76_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,[sK76_skl,sK77_skl]),skolemize(X,sK76_skl),skolemize(Y,sK77_skl)],[f262]) ).

fof(f264,plain,
    ! [X0,X1] :
      ( is_a_theorem(strict_implies(and(X0,X1),and(X1,X0)))
      | ~ axiom_m1 ),
    inference(cnf_transformation,[status(thm)],[f263]) ).

fof(f266,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)],[f46]) ).

fof(f267,plain,
    ( ( ~ is_a_theorem(strict_implies(and(sK78_skl,sK79_skl),sK78_skl))
      | axiom_m2 )
    & ( ! [X,Y] : is_a_theorem(strict_implies(and(X,Y),X))
      | ~ axiom_m2 ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK78_skl,sK79_skl]),skolemize(X,sK78_skl),skolemize(Y,sK79_skl)],[f266]) ).

fof(f268,plain,
    ! [X0,X1] :
      ( is_a_theorem(strict_implies(and(X0,X1),X0))
      | ~ axiom_m2 ),
    inference(cnf_transformation,[status(thm)],[f267]) ).

fof(f270,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)],[f47]) ).

fof(f271,plain,
    ( ( ~ is_a_theorem(strict_implies(and(and(sK80_skl,sK81_skl),sK82_skl),and(sK80_skl,and(sK81_skl,sK82_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,[sK80_skl,sK81_skl,sK82_skl]),skolemize(X,sK80_skl),skolemize(Y,sK81_skl),skolemize(Z,sK82_skl)],[f270]) ).

fof(f272,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)],[f271]) ).

fof(f274,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)],[f48]) ).

fof(f275,plain,
    ( ( ~ is_a_theorem(strict_implies(sK83_skl,and(sK83_skl,sK83_skl)))
      | axiom_m4 )
    & ( ! [X] : is_a_theorem(strict_implies(X,and(X,X)))
      | ~ axiom_m4 ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK83_skl]),skolemize(X,sK83_skl)],[f274]) ).

fof(f276,plain,
    ! [X0] :
      ( is_a_theorem(strict_implies(X0,and(X0,X0)))
      | ~ axiom_m4 ),
    inference(cnf_transformation,[status(thm)],[f275]) ).

fof(f278,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)],[f49]) ).

fof(f279,plain,
    ( ( ~ is_a_theorem(strict_implies(and(strict_implies(sK84_skl,sK85_skl),strict_implies(sK85_skl,sK86_skl)),strict_implies(sK84_skl,sK86_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,[sK84_skl,sK85_skl,sK86_skl]),skolemize(X,sK84_skl),skolemize(Y,sK85_skl),skolemize(Z,sK86_skl)],[f278]) ).

fof(f280,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)],[f279]) ).

fof(f306,plain,
    ( ! [X,Y] : strict_implies(X,Y) = necessarily(implies(X,Y))
    | ~ op_strict_implies ),
    inference(pre_NNF_transformation,[status(thm)],[f57]) ).

fof(f307,plain,
    ! [X0,X1] :
      ( strict_implies(X0,X1) = necessarily(implies(X0,X1))
      | ~ op_strict_implies ),
    inference(cnf_transformation,[status(thm)],[f306]) ).

fof(f308,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)],[f58]) ).

fof(f309,plain,
    ! [X0,X1] :
      ( strict_equiv(X0,X1) = and(strict_implies(X0,X1),strict_implies(X1,X0))
      | ~ op_strict_equiv ),
    inference(cnf_transformation,[status(thm)],[f308]) ).

fof(f311,plain,
    op_or,
    inference(cnf_transformation,[status(thm)],[f60]) ).

fof(f313,plain,
    op_strict_implies,
    inference(cnf_transformation,[status(thm)],[f62]) ).

fof(f314,plain,
    op_equiv,
    inference(cnf_transformation,[status(thm)],[f63]) ).

fof(f315,plain,
    op_strict_equiv,
    inference(cnf_transformation,[status(thm)],[f64]) ).

fof(f316,plain,
    modus_ponens_strict_implies,
    inference(cnf_transformation,[status(thm)],[f65]) ).

fof(f317,plain,
    substitution_strict_equiv,
    inference(cnf_transformation,[status(thm)],[f66]) ).

fof(f318,plain,
    adjunction,
    inference(cnf_transformation,[status(thm)],[f67]) ).

fof(f319,plain,
    axiom_m1,
    inference(cnf_transformation,[status(thm)],[f68]) ).

fof(f320,plain,
    axiom_m2,
    inference(cnf_transformation,[status(thm)],[f69]) ).

fof(f321,plain,
    axiom_m3,
    inference(cnf_transformation,[status(thm)],[f70]) ).

fof(f322,plain,
    axiom_m4,
    inference(cnf_transformation,[status(thm)],[f71]) ).

fof(f323,plain,
    axiom_m5,
    inference(cnf_transformation,[status(thm)],[f72]) ).

fof(f325,plain,
    op_implies_and,
    inference(cnf_transformation,[status(thm)],[f74]) ).

fof(f328,plain,
    ~ equivalence_2,
    inference(cnf_transformation,[status(thm)],[f78]) ).

fof(f484,definition,
    ( sQ42_spl
  <=> equivalence_2 ),
    introduced(definition,[new_symbols(definition,[sQ42_spl])],[split_symbol_definition]) ).

fof(f485,plain,
    ( ~ sQ42_spl
    | equivalence_2 ),
    inference(component_clause,[status(thm)],[f484]) ).

fof(f487,definition,
    ! [X0,X1] :
      ( sQ43_spl
    <=> is_a_theorem(implies(equiv(X0,X1),implies(X1,X0))) ),
    introduced(definition,[new_symbols(definition,[sQ43_spl])],[split_symbol_definition]) ).

fof(f488,plain,
    ! [X0,X1] :
      ( ~ sQ43_spl
      | is_a_theorem(implies(equiv(X0,X1),implies(X1,X0))) ),
    inference(component_clause,[status(thm)],[f487]) ).

fof(f491,definition,
    ( sQ44_spl
  <=> is_a_theorem(implies(equiv(sK28_skl,sK29_skl),implies(sK29_skl,sK28_skl))) ),
    introduced(definition,[new_symbols(definition,[sQ44_spl])],[split_symbol_definition]) ).

fof(f493,plain,
    ( sQ44_spl
    | ~ is_a_theorem(implies(equiv(sK28_skl,sK29_skl),implies(sK29_skl,sK28_skl))) ),
    inference(component_clause,[status(thm)],[f491]) ).

fof(f494,plain,
    ( ~ sQ44_spl
    | sQ42_spl ),
    inference(split_clause,[status(thm)],[f140,f484,f491]) ).

fof(f618,definition,
    ( sQ78_spl
  <=> op_or ),
    introduced(definition,[new_symbols(definition,[sQ78_spl])],[split_symbol_definition]) ).

fof(f620,plain,
    ( sQ78_spl
    | ~ op_or ),
    inference(component_clause,[status(thm)],[f618]) ).

fof(f621,definition,
    ! [X0,X1] :
      ( sQ79_spl
    <=> or(X0,X1) = not(and(not(X0),not(X1))) ),
    introduced(definition,[new_symbols(definition,[sQ79_spl])],[split_symbol_definition]) ).

fof(f622,plain,
    ! [X0,X1] :
      ( ~ sQ79_spl
      | or(X0,X1) = not(and(not(X0),not(X1))) ),
    inference(component_clause,[status(thm)],[f621]) ).

fof(f624,plain,
    ( sQ79_spl
    | ~ sQ78_spl ),
    inference(split_clause,[status(thm)],[f190,f618,f621]) ).

fof(f632,definition,
    ( sQ82_spl
  <=> op_implies_and ),
    introduced(definition,[new_symbols(definition,[sQ82_spl])],[split_symbol_definition]) ).

fof(f634,plain,
    ( sQ82_spl
    | ~ op_implies_and ),
    inference(component_clause,[status(thm)],[f632]) ).

fof(f635,definition,
    ! [X0,X1] :
      ( sQ83_spl
    <=> implies(X0,X1) = not(and(X0,not(X1))) ),
    introduced(definition,[new_symbols(definition,[sQ83_spl])],[split_symbol_definition]) ).

fof(f636,plain,
    ! [X0,X1] :
      ( ~ sQ83_spl
      | implies(X0,X1) = not(and(X0,not(X1))) ),
    inference(component_clause,[status(thm)],[f635]) ).

fof(f638,plain,
    ( sQ83_spl
    | ~ sQ82_spl ),
    inference(split_clause,[status(thm)],[f194,f632,f635]) ).

fof(f646,definition,
    ( sQ86_spl
  <=> op_equiv ),
    introduced(definition,[new_symbols(definition,[sQ86_spl])],[split_symbol_definition]) ).

fof(f648,plain,
    ( sQ86_spl
    | ~ op_equiv ),
    inference(component_clause,[status(thm)],[f646]) ).

fof(f649,definition,
    ! [X0,X1] :
      ( sQ87_spl
    <=> equiv(X0,X1) = and(implies(X0,X1),implies(X1,X0)) ),
    introduced(definition,[new_symbols(definition,[sQ87_spl])],[split_symbol_definition]) ).

fof(f650,plain,
    ! [X0,X1] :
      ( ~ sQ87_spl
      | equiv(X0,X1) = and(implies(X0,X1),implies(X1,X0)) ),
    inference(component_clause,[status(thm)],[f649]) ).

fof(f652,plain,
    ( sQ87_spl
    | ~ sQ86_spl ),
    inference(split_clause,[status(thm)],[f198,f646,f649]) ).

fof(f668,definition,
    ( sQ92_spl
  <=> modus_ponens_strict_implies ),
    introduced(definition,[new_symbols(definition,[sQ92_spl])],[split_symbol_definition]) ).

fof(f670,plain,
    ( sQ92_spl
    | ~ modus_ponens_strict_implies ),
    inference(component_clause,[status(thm)],[f668]) ).

fof(f671,definition,
    ! [X0,X1] :
      ( sQ93_spl
    <=> ( is_a_theorem(X1)
        | ~ is_a_theorem(strict_implies(X0,X1))
        | ~ is_a_theorem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ93_spl])],[split_symbol_definition]) ).

fof(f672,plain,
    ! [X0,X1] :
      ( ~ sQ93_spl
      | is_a_theorem(X1)
      | ~ is_a_theorem(strict_implies(X0,X1))
      | ~ is_a_theorem(X0) ),
    inference(component_clause,[status(thm)],[f671]) ).

fof(f674,plain,
    ( sQ93_spl
    | ~ sQ92_spl ),
    inference(split_clause,[status(thm)],[f209,f668,f671]) ).

fof(f687,definition,
    ( sQ97_spl
  <=> adjunction ),
    introduced(definition,[new_symbols(definition,[sQ97_spl])],[split_symbol_definition]) ).

fof(f689,plain,
    ( sQ97_spl
    | ~ adjunction ),
    inference(component_clause,[status(thm)],[f687]) ).

fof(f690,definition,
    ! [X0,X1] :
      ( sQ98_spl
    <=> ( is_a_theorem(and(X0,X1))
        | ~ is_a_theorem(X1)
        | ~ is_a_theorem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ98_spl])],[split_symbol_definition]) ).

fof(f691,plain,
    ! [X0,X1] :
      ( ~ sQ98_spl
      | is_a_theorem(and(X0,X1))
      | ~ is_a_theorem(X1)
      | ~ is_a_theorem(X0) ),
    inference(component_clause,[status(thm)],[f690]) ).

fof(f693,plain,
    ( sQ98_spl
    | ~ sQ97_spl ),
    inference(split_clause,[status(thm)],[f216,f687,f690]) ).

fof(f706,definition,
    ( sQ102_spl
  <=> substitution_strict_equiv ),
    introduced(definition,[new_symbols(definition,[sQ102_spl])],[split_symbol_definition]) ).

fof(f708,plain,
    ( sQ102_spl
    | ~ substitution_strict_equiv ),
    inference(component_clause,[status(thm)],[f706]) ).

fof(f709,definition,
    ! [X0,X1] :
      ( sQ103_spl
    <=> ( X0 = X1
        | ~ is_a_theorem(strict_equiv(X0,X1)) ) ),
    introduced(definition,[new_symbols(definition,[sQ103_spl])],[split_symbol_definition]) ).

fof(f710,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | X0 = X1
      | ~ is_a_theorem(strict_equiv(X0,X1)) ),
    inference(component_clause,[status(thm)],[f709]) ).

fof(f712,plain,
    ( sQ103_spl
    | ~ sQ102_spl ),
    inference(split_clause,[status(thm)],[f223,f706,f709]) ).

fof(f820,definition,
    ( sQ133_spl
  <=> axiom_m1 ),
    introduced(definition,[new_symbols(definition,[sQ133_spl])],[split_symbol_definition]) ).

fof(f822,plain,
    ( sQ133_spl
    | ~ axiom_m1 ),
    inference(component_clause,[status(thm)],[f820]) ).

fof(f823,definition,
    ! [X0,X1] :
      ( sQ134_spl
    <=> is_a_theorem(strict_implies(and(X0,X1),and(X1,X0))) ),
    introduced(definition,[new_symbols(definition,[sQ134_spl])],[split_symbol_definition]) ).

fof(f824,plain,
    ! [X0,X1] :
      ( ~ sQ134_spl
      | is_a_theorem(strict_implies(and(X0,X1),and(X1,X0))) ),
    inference(component_clause,[status(thm)],[f823]) ).

fof(f826,plain,
    ( sQ134_spl
    | ~ sQ133_spl ),
    inference(split_clause,[status(thm)],[f264,f820,f823]) ).

fof(f831,definition,
    ( sQ136_spl
  <=> axiom_m2 ),
    introduced(definition,[new_symbols(definition,[sQ136_spl])],[split_symbol_definition]) ).

fof(f833,plain,
    ( sQ136_spl
    | ~ axiom_m2 ),
    inference(component_clause,[status(thm)],[f831]) ).

fof(f834,definition,
    ! [X0,X1] :
      ( sQ137_spl
    <=> is_a_theorem(strict_implies(and(X0,X1),X0)) ),
    introduced(definition,[new_symbols(definition,[sQ137_spl])],[split_symbol_definition]) ).

fof(f835,plain,
    ! [X0,X1] :
      ( ~ sQ137_spl
      | is_a_theorem(strict_implies(and(X0,X1),X0)) ),
    inference(component_clause,[status(thm)],[f834]) ).

fof(f837,plain,
    ( sQ137_spl
    | ~ sQ136_spl ),
    inference(split_clause,[status(thm)],[f268,f831,f834]) ).

fof(f842,definition,
    ( sQ139_spl
  <=> axiom_m3 ),
    introduced(definition,[new_symbols(definition,[sQ139_spl])],[split_symbol_definition]) ).

fof(f844,plain,
    ( sQ139_spl
    | ~ axiom_m3 ),
    inference(component_clause,[status(thm)],[f842]) ).

fof(f845,definition,
    ! [X0,X1,X2] :
      ( sQ140_spl
    <=> is_a_theorem(strict_implies(and(and(X0,X1),X2),and(X0,and(X1,X2)))) ),
    introduced(definition,[new_symbols(definition,[sQ140_spl])],[split_symbol_definition]) ).

fof(f846,plain,
    ! [X0,X1,X2] :
      ( ~ sQ140_spl
      | is_a_theorem(strict_implies(and(and(X0,X1),X2),and(X0,and(X1,X2)))) ),
    inference(component_clause,[status(thm)],[f845]) ).

fof(f848,plain,
    ( sQ140_spl
    | ~ sQ139_spl ),
    inference(split_clause,[status(thm)],[f272,f842,f845]) ).

fof(f853,definition,
    ( sQ142_spl
  <=> axiom_m4 ),
    introduced(definition,[new_symbols(definition,[sQ142_spl])],[split_symbol_definition]) ).

fof(f855,plain,
    ( sQ142_spl
    | ~ axiom_m4 ),
    inference(component_clause,[status(thm)],[f853]) ).

fof(f856,definition,
    ! [X0] :
      ( sQ143_spl
    <=> is_a_theorem(strict_implies(X0,and(X0,X0))) ),
    introduced(definition,[new_symbols(definition,[sQ143_spl])],[split_symbol_definition]) ).

fof(f857,plain,
    ! [X0] :
      ( ~ sQ143_spl
      | is_a_theorem(strict_implies(X0,and(X0,X0))) ),
    inference(component_clause,[status(thm)],[f856]) ).

fof(f859,plain,
    ( sQ143_spl
    | ~ sQ142_spl ),
    inference(split_clause,[status(thm)],[f276,f853,f856]) ).

fof(f864,definition,
    ( sQ145_spl
  <=> axiom_m5 ),
    introduced(definition,[new_symbols(definition,[sQ145_spl])],[split_symbol_definition]) ).

fof(f866,plain,
    ( sQ145_spl
    | ~ axiom_m5 ),
    inference(component_clause,[status(thm)],[f864]) ).

fof(f867,definition,
    ! [X0,X1,X2] :
      ( sQ146_spl
    <=> is_a_theorem(strict_implies(and(strict_implies(X0,X1),strict_implies(X1,X2)),strict_implies(X0,X2))) ),
    introduced(definition,[new_symbols(definition,[sQ146_spl])],[split_symbol_definition]) ).

fof(f868,plain,
    ! [X0,X1,X2] :
      ( ~ sQ146_spl
      | is_a_theorem(strict_implies(and(strict_implies(X0,X1),strict_implies(X1,X2)),strict_implies(X0,X2))) ),
    inference(component_clause,[status(thm)],[f867]) ).

fof(f870,plain,
    ( sQ146_spl
    | ~ sQ145_spl ),
    inference(split_clause,[status(thm)],[f280,f864,f867]) ).

fof(f944,definition,
    ( sQ167_spl
  <=> op_strict_implies ),
    introduced(definition,[new_symbols(definition,[sQ167_spl])],[split_symbol_definition]) ).

fof(f946,plain,
    ( sQ167_spl
    | ~ op_strict_implies ),
    inference(component_clause,[status(thm)],[f944]) ).

fof(f947,definition,
    ! [X0,X1] :
      ( sQ168_spl
    <=> strict_implies(X0,X1) = necessarily(implies(X0,X1)) ),
    introduced(definition,[new_symbols(definition,[sQ168_spl])],[split_symbol_definition]) ).

fof(f948,plain,
    ! [X0,X1] :
      ( ~ sQ168_spl
      | strict_implies(X0,X1) = necessarily(implies(X0,X1)) ),
    inference(component_clause,[status(thm)],[f947]) ).

fof(f950,plain,
    ( sQ168_spl
    | ~ sQ167_spl ),
    inference(split_clause,[status(thm)],[f307,f944,f947]) ).

fof(f951,definition,
    ( sQ169_spl
  <=> op_strict_equiv ),
    introduced(definition,[new_symbols(definition,[sQ169_spl])],[split_symbol_definition]) ).

fof(f953,plain,
    ( sQ169_spl
    | ~ op_strict_equiv ),
    inference(component_clause,[status(thm)],[f951]) ).

fof(f954,definition,
    ! [X0,X1] :
      ( sQ170_spl
    <=> strict_equiv(X0,X1) = and(strict_implies(X0,X1),strict_implies(X1,X0)) ),
    introduced(definition,[new_symbols(definition,[sQ170_spl])],[split_symbol_definition]) ).

fof(f955,plain,
    ! [X0,X1] :
      ( ~ sQ170_spl
      | strict_equiv(X0,X1) = and(strict_implies(X0,X1),strict_implies(X1,X0)) ),
    inference(component_clause,[status(thm)],[f954]) ).

fof(f957,plain,
    ( sQ170_spl
    | ~ sQ169_spl ),
    inference(split_clause,[status(thm)],[f309,f951,f954]) ).

fof(f958,plain,
    ( sQ169_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f953,f315]) ).

fof(f959,plain,
    sQ169_spl,
    inference(contradiction_clause,[status(thm)],[f958]) ).

fof(f960,plain,
    ( sQ97_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f689,f318]) ).

fof(f961,plain,
    sQ97_spl,
    inference(contradiction_clause,[status(thm)],[f960]) ).

fof(f962,plain,
    ( sQ92_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f670,f316]) ).

fof(f963,plain,
    sQ92_spl,
    inference(contradiction_clause,[status(thm)],[f962]) ).

fof(f964,plain,
    ( sQ102_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f708,f317]) ).

fof(f965,plain,
    sQ102_spl,
    inference(contradiction_clause,[status(thm)],[f964]) ).

fof(f968,plain,
    ( sQ167_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f946,f313]) ).

fof(f969,plain,
    sQ167_spl,
    inference(contradiction_clause,[status(thm)],[f968]) ).

fof(f972,plain,
    ( sQ86_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f648,f314]) ).

fof(f973,plain,
    sQ86_spl,
    inference(contradiction_clause,[status(thm)],[f972]) ).

fof(f974,plain,
    ( sQ82_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f634,f325]) ).

fof(f975,plain,
    sQ82_spl,
    inference(contradiction_clause,[status(thm)],[f974]) ).

fof(f976,plain,
    ( sQ78_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f620,f311]) ).

fof(f977,plain,
    sQ78_spl,
    inference(contradiction_clause,[status(thm)],[f976]) ).

fof(f997,plain,
    ! [X0,X1] :
      ( ~ sQ170_spl
      | ~ sQ146_spl
      | is_a_theorem(strict_implies(strict_equiv(X0,X1),strict_implies(X0,X0))) ),
    inference(paramodulation,[status(thm)],[f955,f868]) ).

fof(f999,plain,
    ( sQ145_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f866,f323]) ).

fof(f1000,plain,
    sQ145_spl,
    inference(contradiction_clause,[status(thm)],[f999]) ).

fof(f1003,plain,
    ( sQ142_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f855,f322]) ).

fof(f1004,plain,
    sQ142_spl,
    inference(contradiction_clause,[status(thm)],[f1003]) ).

fof(f1011,plain,
    ( sQ136_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f833,f320]) ).

fof(f1012,plain,
    sQ136_spl,
    inference(contradiction_clause,[status(thm)],[f1011]) ).

fof(f1014,plain,
    ! [X0,X1] :
      ( ~ sQ170_spl
      | ~ sQ134_spl
      | is_a_theorem(strict_implies(strict_equiv(X0,X1),and(strict_implies(X1,X0),strict_implies(X0,X1)))) ),
    inference(paramodulation,[status(thm)],[f955,f824]) ).

fof(f1016,plain,
    ! [X0,X1] :
      ( ~ sQ170_spl
      | ~ sQ134_spl
      | is_a_theorem(strict_implies(strict_equiv(X0,X1),strict_equiv(X1,X0))) ),
    inference(forward_demodulation,[status(thm)],[f955,f1014]) ).

fof(f1045,plain,
    ( sQ139_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f844,f321]) ).

fof(f1046,plain,
    sQ139_spl,
    inference(contradiction_clause,[status(thm)],[f1045]) ).

fof(f1049,plain,
    ( sQ133_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f822,f319]) ).

fof(f1050,plain,
    sQ133_spl,
    inference(contradiction_clause,[status(thm)],[f1049]) ).

fof(f1086,plain,
    ! [X0,X1] :
      ( ~ sQ170_spl
      | ~ sQ98_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)],[f955,f691]) ).

fof(f1098,definition,
    ! [X1] :
      ( sQ172_spl
    <=> ~ is_a_theorem(X1) ),
    introduced(definition,[new_symbols(definition,[sQ172_spl])],[split_symbol_definition]) ).

fof(f1099,plain,
    ! [X0] :
      ( ~ sQ172_spl
      | ~ is_a_theorem(X0) ),
    inference(component_clause,[status(thm)],[f1098]) ).

fof(f1110,plain,
    ! [X0,X1] :
      ( ~ sQ93_spl
      | ~ sQ170_spl
      | ~ sQ146_spl
      | is_a_theorem(strict_implies(X0,X0))
      | ~ is_a_theorem(strict_equiv(X0,X1)) ),
    inference(resolution,[status(thm)],[f997,f672]) ).

fof(f1124,plain,
    ! [X0,X1] :
      ( ~ sQ93_spl
      | ~ sQ170_spl
      | ~ sQ134_spl
      | is_a_theorem(strict_equiv(X1,X0))
      | ~ is_a_theorem(strict_equiv(X0,X1)) ),
    inference(resolution,[status(thm)],[f1016,f672]) ).

fof(f1139,plain,
    ( sQ44_spl
    | ~ sQ43_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f493,f488]) ).

fof(f1140,plain,
    ( sQ44_spl
    | ~ sQ43_spl ),
    inference(contradiction_clause,[status(thm)],[f1139]) ).

fof(f1152,plain,
    ! [X0,X1] :
      ( ~ sQ93_spl
      | ~ sQ170_spl
      | ~ sQ146_spl
      | ~ sQ134_spl
      | is_a_theorem(strict_implies(X1,X1))
      | ~ is_a_theorem(strict_equiv(X0,X1)) ),
    inference(resolution,[status(thm)],[f1124,f1110]) ).

fof(f1161,plain,
    ! [X0,X1] :
      ( ~ sQ87_spl
      | ~ sQ134_spl
      | is_a_theorem(strict_implies(and(implies(X0,X1),implies(X1,X0)),equiv(X1,X0))) ),
    inference(paramodulation,[status(thm)],[f650,f824]) ).

fof(f1166,plain,
    ! [X0,X1] :
      ( ~ sQ87_spl
      | ~ sQ137_spl
      | is_a_theorem(strict_implies(equiv(X0,X1),implies(X0,X1))) ),
    inference(paramodulation,[status(thm)],[f650,f835]) ).

fof(f1169,plain,
    ! [X0,X1] :
      ( ~ sQ87_spl
      | ~ sQ134_spl
      | is_a_theorem(strict_implies(equiv(X0,X1),equiv(X1,X0))) ),
    inference(forward_demodulation,[status(thm)],[f650,f1161]) ).

fof(f1180,plain,
    ! [X0,X1] :
      ( ~ sQ79_spl
      | ~ sQ83_spl
      | or(X0,X1) = implies(not(X0),X1) ),
    inference(forward_demodulation,[status(thm)],[f636,f622]) ).

fof(f1181,plain,
    ! [X0,X1,X2] :
      ( ~ sQ83_spl
      | ~ sQ79_spl
      | or(and(X0,not(X1)),X2) = implies(implies(X0,X1),X2) ),
    inference(paramodulation,[status(thm)],[f636,f1180]) ).

fof(f1187,plain,
    ! [X0,X1] :
      ( ~ sQ79_spl
      | ~ sQ83_spl
      | ~ sQ168_spl
      | strict_implies(not(X0),X1) = necessarily(or(X0,X1)) ),
    inference(paramodulation,[status(thm)],[f1180,f948]) ).

fof(f1208,plain,
    ! [X0,X1,X2] :
      ( ~ sQ93_spl
      | ~ sQ146_spl
      | is_a_theorem(strict_implies(X0,X2))
      | ~ is_a_theorem(and(strict_implies(X0,X1),strict_implies(X1,X2))) ),
    inference(resolution,[status(thm)],[f868,f672]) ).

fof(f1265,plain,
    ! [X0,X1] :
      ( ~ sQ87_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | is_a_theorem(strict_equiv(equiv(X0,X1),equiv(X1,X0)))
      | ~ is_a_theorem(strict_implies(equiv(X0,X1),equiv(X1,X0))) ),
    inference(resolution,[status(thm)],[f1086,f1169]) ).

fof(f1267,plain,
    ! [X0,X1] :
      ( ~ sQ170_spl
      | ~ sQ134_spl
      | ~ sQ98_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)],[f1086,f1016]) ).

fof(f1272,plain,
    ! [X0,X1] :
      ( ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_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)],[f1086,f824]) ).

fof(f1274,plain,
    ! [X0] :
      ( ~ sQ143_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | is_a_theorem(strict_equiv(and(X0,X0),X0))
      | ~ is_a_theorem(strict_implies(and(X0,X0),X0)) ),
    inference(resolution,[status(thm)],[f1086,f857]) ).

fof(f1279,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | X0 = X1
      | ~ is_a_theorem(strict_implies(X1,X0))
      | ~ is_a_theorem(strict_implies(X0,X1)) ),
    inference(resolution,[status(thm)],[f1086,f710]) ).

fof(f1281,plain,
    ! [X0,X1] :
      ( ~ sQ87_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | is_a_theorem(strict_equiv(equiv(X0,X1),equiv(X1,X0))) ),
    inference(forward_subsumption_resolution,[status(thm)],[f1265,f1169]) ).

fof(f1283,plain,
    ! [X0,X1] :
      ( ~ sQ170_spl
      | ~ sQ134_spl
      | ~ sQ98_spl
      | is_a_theorem(strict_equiv(strict_equiv(X0,X1),strict_equiv(X1,X0))) ),
    inference(forward_subsumption_resolution,[status(thm)],[f1267,f1016]) ).

fof(f1284,plain,
    ! [X0,X1] :
      ( ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | is_a_theorem(strict_equiv(and(X0,X1),and(X1,X0))) ),
    inference(forward_subsumption_resolution,[status(thm)],[f1272,f824]) ).

fof(f1285,plain,
    ! [X0] :
      ( ~ sQ143_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | is_a_theorem(strict_equiv(and(X0,X0),X0)) ),
    inference(forward_subsumption_resolution,[status(thm)],[f1274,f835]) ).

fof(f1286,plain,
    ! [X0] :
      ( ~ sQ93_spl
      | ~ sQ170_spl
      | ~ sQ146_spl
      | ~ sQ134_spl
      | ~ sQ143_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | is_a_theorem(strict_implies(X0,X0)) ),
    inference(resolution,[status(thm)],[f1285,f1152]) ).

fof(f1290,plain,
    ! [X0] :
      ( ~ sQ103_spl
      | ~ sQ143_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | and(X0,X0) = X0 ),
    inference(resolution,[status(thm)],[f1285,f710]) ).

fof(f1305,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ143_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ83_spl
      | ~ sQ79_spl
      | or(not(X0),X1) = implies(implies(not(X0),X0),X1) ),
    inference(paramodulation,[status(thm)],[f1290,f1181]) ).

fof(f1307,plain,
    ! [X0] :
      ( ~ sQ103_spl
      | ~ sQ143_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ83_spl
      | implies(not(X0),X0) = not(not(X0)) ),
    inference(paramodulation,[status(thm)],[f1290,f636]) ).

fof(f1309,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ143_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ140_spl
      | is_a_theorem(strict_implies(and(X0,X1),and(X0,and(X0,X1)))) ),
    inference(paramodulation,[status(thm)],[f1290,f846]) ).

fof(f1317,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ143_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ83_spl
      | ~ sQ79_spl
      | or(not(X0),X1) = implies(or(X0,X0),X1) ),
    inference(forward_demodulation,[status(thm)],[f1180,f1305]) ).

fof(f1318,plain,
    ! [X0] :
      ( ~ sQ103_spl
      | ~ sQ143_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ83_spl
      | ~ sQ79_spl
      | or(X0,X0) = not(not(X0)) ),
    inference(forward_demodulation,[status(thm)],[f1180,f1307]) ).

fof(f1364,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ143_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ83_spl
      | ~ sQ79_spl
      | ~ sQ168_spl
      | strict_implies(or(X0,X0),X1) = necessarily(or(not(X0),X1)) ),
    inference(paramodulation,[status(thm)],[f1317,f948]) ).

fof(f1367,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ143_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ83_spl
      | ~ sQ79_spl
      | ~ sQ168_spl
      | strict_implies(or(X0,X0),X1) = strict_implies(not(not(X0)),X1) ),
    inference(forward_demodulation,[status(thm)],[f1187,f1364]) ).

fof(f1401,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ87_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | equiv(X0,X1) = equiv(X1,X0) ),
    inference(resolution,[status(thm)],[f1281,f710]) ).

fof(f1420,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ87_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | is_a_theorem(strict_implies(equiv(X0,X1),implies(X1,X0))) ),
    inference(paramodulation,[status(thm)],[f1401,f1166]) ).

fof(f1447,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ170_spl
      | ~ sQ134_spl
      | ~ sQ98_spl
      | strict_equiv(X0,X1) = strict_equiv(X1,X0) ),
    inference(resolution,[status(thm)],[f1283,f710]) ).

fof(f1493,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | and(X0,X1) = and(X1,X0) ),
    inference(resolution,[status(thm)],[f1284,f710]) ).

fof(f1530,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ83_spl
      | implies(X0,X1) = not(and(not(X1),X0)) ),
    inference(paramodulation,[status(thm)],[f1493,f636]) ).

fof(f1541,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | is_a_theorem(strict_implies(and(X0,X1),X1)) ),
    inference(paramodulation,[status(thm)],[f1493,f835]) ).

fof(f1749,plain,
    ! [X0,X1] :
      ( ~ sQ83_spl
      | ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | implies(not(X0),X1) = implies(not(X1),X0) ),
    inference(paramodulation,[status(thm)],[f636,f1530]) ).

fof(f1776,plain,
    ! [X0,X1] :
      ( ~ sQ83_spl
      | ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ79_spl
      | or(X0,X1) = implies(not(X1),X0) ),
    inference(forward_demodulation,[status(thm)],[f1180,f1749]) ).

fof(f1777,plain,
    ! [X0,X1] :
      ( ~ sQ83_spl
      | ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ79_spl
      | or(X0,X1) = or(X1,X0) ),
    inference(forward_demodulation,[status(thm)],[f1180,f1776]) ).

fof(f1806,plain,
    ! [X0,X1] :
      ( ~ sQ83_spl
      | ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ79_spl
      | ~ sQ168_spl
      | strict_implies(not(X0),X1) = necessarily(or(X1,X0)) ),
    inference(paramodulation,[status(thm)],[f1777,f1187]) ).

fof(f1817,plain,
    ! [X0,X1] :
      ( ~ sQ83_spl
      | ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ79_spl
      | ~ sQ168_spl
      | strict_implies(not(X0),X1) = strict_implies(not(X1),X0) ),
    inference(forward_demodulation,[status(thm)],[f1187,f1806]) ).

fof(f1842,plain,
    ! [X0] :
      ( ~ sQ83_spl
      | ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ79_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | ~ sQ143_spl
      | ~ sQ137_spl
      | is_a_theorem(strict_implies(not(not(X0)),X0)) ),
    inference(paramodulation,[status(thm)],[f1817,f1286]) ).

fof(f1873,plain,
    ! [X0] :
      ( ~ sQ103_spl
      | ~ sQ143_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ83_spl
      | ~ sQ79_spl
      | ~ sQ134_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | is_a_theorem(strict_implies(or(X0,X0),X0)) ),
    inference(paramodulation,[status(thm)],[f1318,f1842]) ).

fof(f1874,plain,
    ! [X0] :
      ( ~ sQ103_spl
      | ~ sQ143_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ83_spl
      | ~ sQ79_spl
      | ~ sQ134_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | is_a_theorem(strict_implies(not(or(X0,X0)),not(X0))) ),
    inference(paramodulation,[status(thm)],[f1318,f1842]) ).

fof(f1982,plain,
    ! [X0] :
      ( ~ sQ103_spl
      | ~ sQ143_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ83_spl
      | ~ sQ79_spl
      | ~ sQ134_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | X0 = or(X0,X0)
      | ~ is_a_theorem(strict_implies(X0,or(X0,X0))) ),
    inference(resolution,[status(thm)],[f1279,f1873]) ).

fof(f1999,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | X0 = and(X1,X0)
      | ~ is_a_theorem(strict_implies(X0,and(X1,X0))) ),
    inference(resolution,[status(thm)],[f1279,f1541]) ).

fof(f2000,plain,
    ! [X0,X1] :
      ( ~ sQ137_spl
      | ~ sQ103_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | X0 = and(X0,X1)
      | ~ is_a_theorem(strict_implies(X0,and(X0,X1))) ),
    inference(resolution,[status(thm)],[f1279,f835]) ).

fof(f2096,plain,
    ! [X0,X1,X2] :
      ( ~ sQ98_spl
      | ~ sQ93_spl
      | ~ sQ146_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)],[f1208,f691]) ).

fof(f2593,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | X0 = and(X0,X1)
      | ~ is_a_theorem(strict_implies(X0,and(X1,X0))) ),
    inference(paramodulation,[status(thm)],[f1493,f2000]) ).

fof(f2879,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ143_spl
      | ~ sQ140_spl
      | and(X0,X1) = and(and(X0,X1),X0) ),
    inference(resolution,[status(thm)],[f1309,f2593]) ).

fof(f2880,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ143_spl
      | ~ sQ140_spl
      | and(X0,X1) = and(X0,and(X0,X1)) ),
    inference(resolution,[status(thm)],[f1309,f1999]) ).

fof(f2942,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ143_spl
      | ~ sQ140_spl
      | ~ sQ83_spl
      | implies(and(not(X0),X1),X0) = not(and(not(X0),X1)) ),
    inference(paramodulation,[status(thm)],[f2879,f636]) ).

fof(f2972,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ143_spl
      | ~ sQ140_spl
      | ~ sQ83_spl
      | implies(and(not(X0),X1),X0) = implies(X1,X0) ),
    inference(forward_demodulation,[status(thm)],[f1530,f2942]) ).

fof(f3024,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ143_spl
      | ~ sQ140_spl
      | and(X0,X1) = and(X0,and(X1,X0)) ),
    inference(paramodulation,[status(thm)],[f1493,f2880]) ).

fof(f4067,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ143_spl
      | ~ sQ140_spl
      | ~ sQ83_spl
      | ~ sQ168_spl
      | strict_implies(and(not(X0),X1),X0) = necessarily(implies(X1,X0)) ),
    inference(paramodulation,[status(thm)],[f2972,f948]) ).

fof(f4084,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ143_spl
      | ~ sQ140_spl
      | ~ sQ83_spl
      | ~ sQ168_spl
      | strict_implies(and(not(X0),X1),X0) = strict_implies(X1,X0) ),
    inference(forward_demodulation,[status(thm)],[f948,f4067]) ).

fof(f4085,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ143_spl
      | ~ sQ140_spl
      | ~ sQ83_spl
      | ~ sQ168_spl
      | strict_implies(and(not(X0),X1),X0) = strict_implies(and(X1,not(X0)),X0) ),
    inference(paramodulation,[status(thm)],[f3024,f4084]) ).

fof(f4136,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ143_spl
      | ~ sQ140_spl
      | ~ sQ83_spl
      | ~ sQ168_spl
      | strict_implies(X0,X1) = strict_implies(and(X0,not(X1)),X1) ),
    inference(forward_demodulation,[status(thm)],[f4084,f4085]) ).

fof(f5851,plain,
    ! [X0] :
      ( ~ sQ103_spl
      | ~ sQ143_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ83_spl
      | ~ sQ79_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | ~ sQ134_spl
      | is_a_theorem(strict_implies(not(not(X0)),or(X0,X0))) ),
    inference(paramodulation,[status(thm)],[f1367,f1286]) ).

fof(f5901,plain,
    ! [X0] :
      ( ~ sQ103_spl
      | ~ sQ143_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ83_spl
      | ~ sQ79_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | ~ sQ134_spl
      | is_a_theorem(strict_implies(or(X0,X0),not(not(X0)))) ),
    inference(paramodulation,[status(thm)],[f1367,f1286]) ).

fof(f6341,plain,
    ! [X0] :
      ( ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ103_spl
      | ~ sQ143_spl
      | ~ sQ137_spl
      | ~ sQ83_spl
      | ~ sQ79_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | ~ sQ134_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)],[f5901,f1086]) ).

fof(f6364,plain,
    ! [X0] :
      ( ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ103_spl
      | ~ sQ143_spl
      | ~ sQ137_spl
      | ~ sQ83_spl
      | ~ sQ79_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | ~ sQ134_spl
      | is_a_theorem(strict_equiv(not(not(X0)),or(X0,X0))) ),
    inference(forward_subsumption_resolution,[status(thm)],[f6341,f5851]) ).

fof(f6400,plain,
    ! [X0] :
      ( ~ sQ103_spl
      | ~ sQ170_spl
      | ~ sQ134_spl
      | ~ sQ98_spl
      | ~ sQ143_spl
      | ~ sQ137_spl
      | ~ sQ83_spl
      | ~ sQ79_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | is_a_theorem(strict_equiv(or(X0,X0),not(not(X0)))) ),
    inference(paramodulation,[status(thm)],[f1447,f6364]) ).

fof(f7966,plain,
    ! [X0,X1,X2] :
      ( ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | ~ is_a_theorem(strict_implies(X1,X2))
      | is_a_theorem(strict_implies(and(X0,X1),X2)) ),
    inference(resolution,[status(thm)],[f2096,f1541]) ).

fof(f7971,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ143_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ83_spl
      | ~ sQ79_spl
      | ~ sQ134_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | ~ is_a_theorem(strict_implies(X0,or(X1,X1)))
      | is_a_theorem(strict_implies(X0,X1)) ),
    inference(resolution,[status(thm)],[f2096,f1873]) ).

fof(f8115,plain,
    ( ~ sQ103_spl
    | ~ sQ170_spl
    | ~ sQ134_spl
    | ~ sQ98_spl
    | ~ sQ143_spl
    | ~ sQ137_spl
    | ~ sQ83_spl
    | ~ sQ79_spl
    | ~ sQ168_spl
    | ~ sQ93_spl
    | ~ sQ146_spl
    | ~ sQ172_spl
    | $false ),
    inference(backward_subsumption_resolution,[status(thm)],[f6400,f1099]) ).

fof(f8157,plain,
    ( ~ sQ103_spl
    | ~ sQ170_spl
    | ~ sQ134_spl
    | ~ sQ98_spl
    | ~ sQ143_spl
    | ~ sQ137_spl
    | ~ sQ83_spl
    | ~ sQ79_spl
    | ~ sQ168_spl
    | ~ sQ93_spl
    | ~ sQ146_spl
    | ~ sQ172_spl ),
    inference(contradiction_clause,[status(thm)],[f8115]) ).

fof(f13017,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ143_spl
      | ~ sQ140_spl
      | ~ sQ83_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | ~ is_a_theorem(strict_implies(not(X1),X1))
      | is_a_theorem(strict_implies(X0,X1)) ),
    inference(paramodulation,[status(thm)],[f4136,f7966]) ).

fof(f13109,plain,
    ! [X0] :
      ( ~ sQ83_spl
      | ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ79_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | ~ sQ143_spl
      | ~ sQ137_spl
      | is_a_theorem(strict_implies(not(not(or(X0,X0))),X0)) ),
    inference(resolution,[status(thm)],[f7971,f1842]) ).

fof(f13356,plain,
    ! [X0] :
      ( ~ sQ83_spl
      | ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ79_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | ~ sQ143_spl
      | ~ sQ137_spl
      | is_a_theorem(strict_implies(not(X0),not(or(X0,X0)))) ),
    inference(paramodulation,[status(thm)],[f1817,f13109]) ).

fof(f13506,plain,
    ! [X0] :
      ( ~ sQ103_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ83_spl
      | ~ sQ134_spl
      | ~ sQ79_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | ~ sQ143_spl
      | ~ sQ137_spl
      | not(or(X0,X0)) = not(X0)
      | ~ is_a_theorem(strict_implies(not(or(X0,X0)),not(X0))) ),
    inference(resolution,[status(thm)],[f13356,f1279]) ).

fof(f13539,plain,
    ! [X0] :
      ( ~ sQ103_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ83_spl
      | ~ sQ134_spl
      | ~ sQ79_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | ~ sQ143_spl
      | ~ sQ137_spl
      | not(or(X0,X0)) = not(X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f13506,f1874]) ).

fof(f13655,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ83_spl
      | ~ sQ134_spl
      | ~ sQ79_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | ~ sQ143_spl
      | ~ sQ137_spl
      | implies(X0,or(X1,X1)) = not(and(not(X1),X0)) ),
    inference(paramodulation,[status(thm)],[f13539,f1530]) ).

fof(f13719,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ83_spl
      | ~ sQ134_spl
      | ~ sQ79_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | ~ sQ143_spl
      | ~ sQ137_spl
      | implies(X0,or(X1,X1)) = implies(X0,X1) ),
    inference(forward_demodulation,[status(thm)],[f1530,f13655]) ).

fof(f14710,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ83_spl
      | ~ sQ134_spl
      | ~ sQ79_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | ~ sQ143_spl
      | ~ sQ137_spl
      | strict_implies(X0,or(X1,X1)) = necessarily(implies(X0,X1)) ),
    inference(paramodulation,[status(thm)],[f13719,f948]) ).

fof(f14768,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ83_spl
      | ~ sQ134_spl
      | ~ sQ79_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | ~ sQ143_spl
      | ~ sQ137_spl
      | strict_implies(X0,or(X1,X1)) = strict_implies(X0,X1) ),
    inference(forward_demodulation,[status(thm)],[f948,f14710]) ).

fof(f14771,plain,
    ! [X0] :
      ( ~ sQ103_spl
      | ~ sQ143_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ83_spl
      | ~ sQ79_spl
      | ~ sQ134_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | X0 = or(X0,X0)
      | ~ is_a_theorem(strict_implies(X0,X0)) ),
    inference(backward_demodulation,[status(thm)],[f14768,f1982]) ).

fof(f14858,plain,
    ! [X0] :
      ( ~ sQ103_spl
      | ~ sQ143_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ83_spl
      | ~ sQ79_spl
      | ~ sQ134_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | X0 = or(X0,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f14771,f1286]) ).

fof(f14979,plain,
    ! [X0] :
      ( ~ sQ103_spl
      | ~ sQ143_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ83_spl
      | ~ sQ79_spl
      | ~ sQ134_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | strict_implies(not(X0),X0) = necessarily(X0) ),
    inference(paramodulation,[status(thm)],[f14858,f1187]) ).

fof(f15180,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ143_spl
      | ~ sQ140_spl
      | ~ sQ83_spl
      | ~ sQ168_spl
      | ~ sQ93_spl
      | ~ sQ146_spl
      | ~ sQ79_spl
      | ~ is_a_theorem(necessarily(X1))
      | is_a_theorem(strict_implies(X0,X1)) ),
    inference(backward_demodulation,[status(thm)],[f14979,f13017]) ).

fof(f17135,plain,
    ! [X0,X1] :
      ( ~ sQ93_spl
      | ~ sQ103_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ143_spl
      | ~ sQ140_spl
      | ~ sQ83_spl
      | ~ sQ168_spl
      | ~ sQ146_spl
      | ~ sQ79_spl
      | is_a_theorem(X0)
      | ~ is_a_theorem(X1)
      | ~ is_a_theorem(necessarily(X0)) ),
    inference(resolution,[status(thm)],[f15180,f672]) ).

fof(f17141,definition,
    ! [X0] :
      ( sQ183_spl
    <=> ( is_a_theorem(X0)
        | ~ is_a_theorem(necessarily(X0)) ) ),
    introduced(definition,[new_symbols(definition,[sQ183_spl])],[split_symbol_definition]) ).

fof(f17142,plain,
    ! [X0] :
      ( ~ sQ183_spl
      | is_a_theorem(X0)
      | ~ is_a_theorem(necessarily(X0)) ),
    inference(component_clause,[status(thm)],[f17141]) ).

fof(f17144,plain,
    ( ~ sQ93_spl
    | ~ sQ103_spl
    | ~ sQ134_spl
    | ~ sQ170_spl
    | ~ sQ98_spl
    | ~ sQ137_spl
    | ~ sQ143_spl
    | ~ sQ140_spl
    | ~ sQ83_spl
    | ~ sQ168_spl
    | ~ sQ146_spl
    | ~ sQ79_spl
    | sQ172_spl
    | sQ183_spl ),
    inference(split_clause,[status(thm)],[f17135,f17141,f1098,f621,f867,f947,f635,f845,f856,f834,f690,f954,f823,f709,f671]) ).

fof(f17147,plain,
    ! [X0,X1] :
      ( ~ sQ168_spl
      | ~ sQ183_spl
      | is_a_theorem(implies(X0,X1))
      | ~ is_a_theorem(strict_implies(X0,X1)) ),
    inference(paramodulation,[status(thm)],[f948,f17142]) ).

fof(f19901,plain,
    ! [X0,X1] :
      ( ~ sQ103_spl
      | ~ sQ87_spl
      | ~ sQ134_spl
      | ~ sQ170_spl
      | ~ sQ98_spl
      | ~ sQ137_spl
      | ~ sQ168_spl
      | ~ sQ183_spl
      | is_a_theorem(implies(equiv(X0,X1),implies(X1,X0))) ),
    inference(resolution,[status(thm)],[f17147,f1420]) ).

fof(f19928,plain,
    ( ~ sQ103_spl
    | ~ sQ87_spl
    | ~ sQ134_spl
    | ~ sQ170_spl
    | ~ sQ98_spl
    | ~ sQ137_spl
    | ~ sQ168_spl
    | ~ sQ183_spl
    | sQ43_spl ),
    inference(split_clause,[status(thm)],[f19901,f487,f17141,f947,f834,f690,f954,f823,f649,f709]) ).

fof(f19940,plain,
    ( ~ sQ42_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f485,f328]) ).

fof(f19941,plain,
    ~ sQ42_spl,
    inference(contradiction_clause,[status(thm)],[f19940]) ).

fof(f19942,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f494,f624,f638,f652,f674,f693,f712,f826,f837,f848,f859,f870,f950,f957,f959,f961,f963,f965,f969,f973,f975,f977,f1000,f1004,f1012,f1046,f1050,f1140,f8157,f17144,f19928,f19941]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05  % Problem  : LCL562+1 : TPTP v9.3.1. Bugfixed v9.2.0.
% 0.00/0.06  % Command  : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.11/0.37  % Computer : n026.cluster.edu
% 0.11/0.37  % Model    : x86_64 x86_64
% 0.11/0.37  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.37  % Memory   : 8046.5625MB
% 0.11/0.37  % OS       : Linux 6.8.0-71-generic
% 0.11/0.37  % CPULimit : 300
% 0.11/0.37  % WCLimit  : 300
% 0.11/0.37  % DateTime : Mon Sep 21 00:41:21 UTC 2026
% 0.11/0.37  % CPUTime  : 
% 0.11/0.42  % Drodi V4.1.1
% 95.72/12.74  % Refutation found
% 95.72/12.74  % SZS status Theorem for theBenchmark: Theorem is valid
% 95.72/12.74  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 81.42/14.01  % Elapsed time: 13.408061 seconds
% 81.42/14.01  % CPU time: 94.970287 seconds
% 81.42/14.01  % Total memory used: 751.327 MB
% 81.42/14.01  % Net memory used: 714.012 MB
%------------------------------------------------------------------------------