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%------------------------------------------------------------------------------
% File     : Drodi---4.1.1
% Problem  : HWV016-2 : TPTP v9.3.1. Released v2.5.0.
% 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 12:45:58 PM UTC 2026

% Result   : Unsatisfiable 0.09s 0.52s
% Output   : CNFRefutation 0.09s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :   64
% Syntax   : Number of formulae    :  251 (  49 unt;  36 def)
%            Number of atoms       :  564 ( 123 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :  537 ( 224   ~; 277   |;   0   &)
%                                         (  36 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   3 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :   41 (  39 usr;  37 prp; 0-2 aty)
%            Number of functors    :   15 (  15 usr;   4 con; 0-2 aty)
%            Number of variables   :  103 ( 103   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f4,axiom,
    ! [T_0] : fwork_DOTfifo_DOTrtl_DOTlevel_(T_0) = fwork_DOTfifo_DOTrtl_DOTint__level_(T_0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f8,axiom,
    ! [T_4] :
      ( fwork_DOTfifo_DOTrtl_DOTint__level_(T_4) = n0
      | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTempty_(T_4)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f17,axiom,
    ! [T_13] :
      ( p__pred_(fwork_DOTfifo_DOTrtl_DOTreset_(T_13))
      | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(T_13))
      | p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(T_13))
      | p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,fwork_DOTfifo_DOTrtl_DOTint__level_(T_13))
      | fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(T_13,n1)) = f_ADD_(fwork_DOTfifo_DOTrtl_DOTint__level_(T_13),n1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f22,axiom,
    ! [T_13] :
      ( p__pred_(fwork_DOTfifo_DOTrtl_DOTreset_(T_13))
      | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(T_13))
      | p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(T_13))
      | ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,fwork_DOTfifo_DOTrtl_DOTint__level_(T_13))
      | fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(T_13,n1)) = fwork_DOTfifo_DOTrtl_DOTint__level_(T_13) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f30,axiom,
    ! [T_13] :
      ( p__pred_(fwork_DOTfifo_DOTrtl_DOTreset_(T_13))
      | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(T_13))
      | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(T_13))
      | p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTint__level_(T_13),n0)
      | fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(T_13,n1)) = fwork_DOTfifo_DOTrtl_DOTint__level_(T_13) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f35,axiom,
    ! [T_13] :
      ( p__pred_(fwork_DOTfifo_DOTrtl_DOTreset_(T_13))
      | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(T_13))
      | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(T_13))
      | ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTint__level_(T_13),n0)
      | fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(T_13,n1)) = f_ADD_(fwork_DOTfifo_DOTrtl_DOTint__level_(T_13),n1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f58,axiom,
    ! [X_80] : f_ADD_(X_80,n1) != n0,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f59,axiom,
    ! [X_81] : ~ p_LES_EQU_(f_ADD_(X_81,n1),n0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f61,axiom,
    ! [Y_84,X_83,Z_85] :
      ( f_SUB_(X_83,Y_84) != Z_85
      | f_ADD_(Z_85,Y_84) = X_83
      | def_89(Y_84,X_83) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f63,axiom,
    ! [X_83,Y_84] :
      ( ~ def_89(Y_84,X_83)
      | X_83 != Y_84 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f65,axiom,
    ! [Y_91,X_90] :
      ( p_LES_EQU_(Y_91,X_90)
      | ~ p_LES_EQU_(f_ADD_(Y_91,n1),f_ADD_(X_90,n1)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f67,axiom,
    ! [Y_93,X_92] :
      ( p_LES_EQU_(f_ADD_(X_92,n1),Y_93)
      | ~ p_LES_EQU_(X_92,Y_93)
      | Y_93 = X_92 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f69,axiom,
    ! [X_96,Y_97] :
      ( ~ p_LES_EQU_(Y_97,X_96)
      | ~ p_LES_EQU_(X_96,Y_97)
      | X_96 = Y_97 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f70,axiom,
    ! [Z_100,X_98,Y_99] :
      ( p_LES_EQU_(Z_100,Y_99)
      | p_LES_EQU_(Y_99,X_98)
      | ~ p_LES_EQU_(Z_100,X_98) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f71,axiom,
    ! [X_101,Y_102] :
      ( p_LES_EQU_(Y_102,X_101)
      | ~ p_LES_EQU_(Y_102,f_ADD_(X_101,n1))
      | f_ADD_(X_101,n1) = Y_102 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f72,axiom,
    ! [X_103] :
      ( X_103 = n0
      | ~ p_LES_EQU_(X_103,n0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f73,axiom,
    ! [X_104] :
      ( X_104 = n0
      | X_104 = f_ADD_(y_105(X_104),n1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f74,axiom,
    ! [X_106] : p_LES_EQU_(X_106,X_106),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f75,axiom,
    ! [X_107,Y_108] :
      ( f_ADD_(X_107,n1) != f_ADD_(Y_108,n1)
      | X_107 = Y_108 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f76,axiom,
    ! [X_109] : f_ADD_(n0,X_109) = X_109,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f99,axiom,
    ! [B_156,A_155] :
      ( ~ p__pred_(f__equiv_(A_155,B_156))
      | p__pred_(A_155)
      | ~ p__pred_(B_156) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f100,axiom,
    ! [B_156,A_155] :
      ( p__pred_(f__equiv_(A_155,B_156))
      | ~ p__pred_(A_155)
      | ~ p__pred_(B_156) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f116,axiom,
    ! [A_181,B_182] :
      ( p__pred_(f__nand_(A_181,B_182))
      | p__pred_(A_181) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f134,negated_conjecture,
    p_LES_EQU_(n0,fwork_DOTfifo_DOTrtl_DOTlevel_(t_206)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f135,negated_conjecture,
    ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTreset_(t_206)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f136,negated_conjecture,
    p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(t_206)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f137,negated_conjecture,
    p__pred_(fwork_DOTfifo_DOTrtl_DOTempty_(f_ADD_(t_206,n1))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f138,negated_conjecture,
    ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f142,plain,
    ! [X0] : fwork_DOTfifo_DOTrtl_DOTlevel_(X0) = fwork_DOTfifo_DOTrtl_DOTint__level_(X0),
    inference(cnf_transformation,[status(thm)],[f4]) ).

fof(f146,plain,
    ! [X0] :
      ( fwork_DOTfifo_DOTrtl_DOTint__level_(X0) = n0
      | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTempty_(X0)) ),
    inference(cnf_transformation,[status(thm)],[f8]) ).

fof(f157,plain,
    ! [X0] :
      ( p__pred_(fwork_DOTfifo_DOTrtl_DOTreset_(X0))
      | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(X0))
      | p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(X0))
      | p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,fwork_DOTfifo_DOTrtl_DOTint__level_(X0))
      | fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(X0,n1)) = f_ADD_(fwork_DOTfifo_DOTrtl_DOTint__level_(X0),n1) ),
    inference(cnf_transformation,[status(thm)],[f17]) ).

fof(f164,plain,
    ! [X0] :
      ( p__pred_(fwork_DOTfifo_DOTrtl_DOTreset_(X0))
      | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(X0))
      | p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(X0))
      | ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,fwork_DOTfifo_DOTrtl_DOTint__level_(X0))
      | fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(X0,n1)) = fwork_DOTfifo_DOTrtl_DOTint__level_(X0) ),
    inference(cnf_transformation,[status(thm)],[f22]) ).

fof(f174,plain,
    ! [X0] :
      ( p__pred_(fwork_DOTfifo_DOTrtl_DOTreset_(X0))
      | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(X0))
      | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(X0))
      | p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTint__level_(X0),n0)
      | fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(X0,n1)) = fwork_DOTfifo_DOTrtl_DOTint__level_(X0) ),
    inference(cnf_transformation,[status(thm)],[f30]) ).

fof(f180,plain,
    ! [X0] :
      ( p__pred_(fwork_DOTfifo_DOTrtl_DOTreset_(X0))
      | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(X0))
      | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(X0))
      | ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTint__level_(X0),n0)
      | fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(X0,n1)) = f_ADD_(fwork_DOTfifo_DOTrtl_DOTint__level_(X0),n1) ),
    inference(cnf_transformation,[status(thm)],[f35]) ).

fof(f210,plain,
    ! [X0] : f_ADD_(X0,n1) != n0,
    inference(cnf_transformation,[status(thm)],[f58]) ).

fof(f211,plain,
    ! [X0] : ~ p_LES_EQU_(f_ADD_(X0,n1),n0),
    inference(cnf_transformation,[status(thm)],[f59]) ).

fof(f213,plain,
    ! [X0,X1,X2] :
      ( f_SUB_(X1,X0) != X2
      | f_ADD_(X2,X0) = X1
      | def_89(X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f61]) ).

fof(f215,plain,
    ! [X0,X1] :
      ( ~ def_89(X1,X0)
      | X0 != X1 ),
    inference(cnf_transformation,[status(thm)],[f63]) ).

fof(f217,plain,
    ! [X0,X1] :
      ( p_LES_EQU_(X0,X1)
      | ~ p_LES_EQU_(f_ADD_(X0,n1),f_ADD_(X1,n1)) ),
    inference(cnf_transformation,[status(thm)],[f65]) ).

fof(f219,plain,
    ! [X0,X1] :
      ( p_LES_EQU_(f_ADD_(X1,n1),X0)
      | ~ p_LES_EQU_(X1,X0)
      | X0 = X1 ),
    inference(cnf_transformation,[status(thm)],[f67]) ).

fof(f221,plain,
    ! [X0,X1] :
      ( ~ p_LES_EQU_(X1,X0)
      | ~ p_LES_EQU_(X0,X1)
      | X0 = X1 ),
    inference(cnf_transformation,[status(thm)],[f69]) ).

fof(f222,plain,
    ! [Z_100,Y_99] :
      ( p_LES_EQU_(Z_100,Y_99)
      | ! [X_98] :
          ( p_LES_EQU_(Y_99,X_98)
          | ~ p_LES_EQU_(Z_100,X_98) ) ),
    inference(miniscoping,[status(thm)],[f70]) ).

fof(f223,plain,
    ! [X0,X1,X2] :
      ( p_LES_EQU_(X0,X2)
      | p_LES_EQU_(X2,X1)
      | ~ p_LES_EQU_(X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f222]) ).

fof(f224,plain,
    ! [X0,X1] :
      ( p_LES_EQU_(X1,X0)
      | ~ p_LES_EQU_(X1,f_ADD_(X0,n1))
      | f_ADD_(X0,n1) = X1 ),
    inference(cnf_transformation,[status(thm)],[f71]) ).

fof(f225,plain,
    ! [X0] :
      ( X0 = n0
      | ~ p_LES_EQU_(X0,n0) ),
    inference(cnf_transformation,[status(thm)],[f72]) ).

fof(f226,plain,
    ! [X0] :
      ( X0 = n0
      | X0 = f_ADD_(y_105(X0),n1) ),
    inference(cnf_transformation,[status(thm)],[f73]) ).

fof(f227,plain,
    ! [X0] : p_LES_EQU_(X0,X0),
    inference(cnf_transformation,[status(thm)],[f74]) ).

fof(f228,plain,
    ! [X0,X1] :
      ( f_ADD_(X0,n1) != f_ADD_(X1,n1)
      | X0 = X1 ),
    inference(cnf_transformation,[status(thm)],[f75]) ).

fof(f229,plain,
    ! [X0] : f_ADD_(n0,X0) = X0,
    inference(cnf_transformation,[status(thm)],[f76]) ).

fof(f256,plain,
    ! [X0,X1] :
      ( ~ p__pred_(f__equiv_(X1,X0))
      | p__pred_(X1)
      | ~ p__pred_(X0) ),
    inference(cnf_transformation,[status(thm)],[f99]) ).

fof(f257,plain,
    ! [X0,X1] :
      ( p__pred_(f__equiv_(X1,X0))
      | ~ p__pred_(X1)
      | ~ p__pred_(X0) ),
    inference(cnf_transformation,[status(thm)],[f100]) ).

fof(f278,plain,
    ! [A_181] :
      ( ! [B_182] : p__pred_(f__nand_(A_181,B_182))
      | p__pred_(A_181) ),
    inference(miniscoping,[status(thm)],[f116]) ).

fof(f279,plain,
    ! [X0,X1] :
      ( p__pred_(f__nand_(X0,X1))
      | p__pred_(X0) ),
    inference(cnf_transformation,[status(thm)],[f278]) ).

fof(f299,plain,
    p_LES_EQU_(n0,fwork_DOTfifo_DOTrtl_DOTlevel_(t_206)),
    inference(cnf_transformation,[status(thm)],[f134]) ).

fof(f300,plain,
    ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTreset_(t_206)),
    inference(cnf_transformation,[status(thm)],[f135]) ).

fof(f301,plain,
    p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(t_206)),
    inference(cnf_transformation,[status(thm)],[f136]) ).

fof(f302,plain,
    p__pred_(fwork_DOTfifo_DOTrtl_DOTempty_(f_ADD_(t_206,n1))),
    inference(cnf_transformation,[status(thm)],[f137]) ).

fof(f303,plain,
    ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n0),
    inference(cnf_transformation,[status(thm)],[f138]) ).

fof(f304,plain,
    ! [X0,X1] :
      ( f_ADD_(f_SUB_(X1,X0),X0) = X1
      | def_89(X0,X1) ),
    inference(destructive_equality_resolution,[status(thm)],[f213]) ).

fof(f306,plain,
    ! [X0] : ~ def_89(X0,X0),
    inference(destructive_equality_resolution,[status(thm)],[f215]) ).

fof(f309,plain,
    p_LES_EQU_(n0,fwork_DOTfifo_DOTrtl_DOTint__level_(t_206)),
    inference(backward_demodulation,[status(thm)],[f142,f299]) ).

fof(f310,plain,
    n1 != n0,
    inference(paramodulation,[status(thm)],[f229,f210]) ).

fof(f312,plain,
    fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(t_206,n1)) = n0,
    inference(resolution,[status(thm)],[f146,f302]) ).

fof(f316,plain,
    ~ p_LES_EQU_(n1,n0),
    inference(paramodulation,[status(thm)],[f229,f211]) ).

fof(f334,plain,
    ( ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTint__level_(t_206),n0)
    | fwork_DOTfifo_DOTrtl_DOTint__level_(t_206) = n0 ),
    inference(resolution,[status(thm)],[f221,f309]) ).

fof(f336,definition,
    ( sQ0_spl
  <=> fwork_DOTfifo_DOTrtl_DOTint__level_(t_206) = n0 ),
    introduced(definition,[new_symbols(definition,[sQ0_spl])],[split_symbol_definition]) ).

fof(f337,plain,
    ( ~ sQ0_spl
    | fwork_DOTfifo_DOTrtl_DOTint__level_(t_206) = n0 ),
    inference(component_clause,[status(thm)],[f336]) ).

fof(f339,definition,
    ( sQ1_spl
  <=> p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTint__level_(t_206),n0) ),
    introduced(definition,[new_symbols(definition,[sQ1_spl])],[split_symbol_definition]) ).

fof(f341,plain,
    ( sQ1_spl
    | ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTint__level_(t_206),n0) ),
    inference(component_clause,[status(thm)],[f339]) ).

fof(f342,plain,
    ( ~ sQ1_spl
    | sQ0_spl ),
    inference(split_clause,[status(thm)],[f334,f336,f339]) ).

fof(f344,plain,
    ! [X0,X1] :
      ( p_LES_EQU_(X1,X0)
      | p_LES_EQU_(X0,X1) ),
    inference(resolution,[status(thm)],[f223,f227]) ).

fof(f348,plain,
    p_LES_EQU_(n0,n1),
    inference(resolution,[status(thm)],[f344,f316]) ).

fof(f350,plain,
    p_LES_EQU_(n0,fwork_DOTfifo_DOTrtl_DOTfifo__length_),
    inference(resolution,[status(thm)],[f344,f303]) ).

fof(f351,plain,
    ! [X0] :
      ( X0 = n0
      | p_LES_EQU_(n0,X0) ),
    inference(resolution,[status(thm)],[f344,f225]) ).

fof(f357,plain,
    ~ p_LES_EQU_(f_ADD_(n1,n1),f_ADD_(n0,n1)),
    inference(resolution,[status(thm)],[f217,f316]) ).

fof(f359,plain,
    ~ p_LES_EQU_(f_ADD_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n1),f_ADD_(n0,n1)),
    inference(resolution,[status(thm)],[f217,f303]) ).

fof(f366,plain,
    ~ p_LES_EQU_(f_ADD_(n1,n1),n1),
    inference(forward_demodulation,[status(thm)],[f229,f357]) ).

fof(f368,plain,
    ~ p_LES_EQU_(f_ADD_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n1),n1),
    inference(forward_demodulation,[status(thm)],[f229,f359]) ).

fof(f371,plain,
    ( ~ p_LES_EQU_(n1,n0)
    | n1 = n0 ),
    inference(resolution,[status(thm)],[f348,f221]) ).

fof(f372,definition,
    ( sQ2_spl
  <=> n1 = n0 ),
    introduced(definition,[new_symbols(definition,[sQ2_spl])],[split_symbol_definition]) ).

fof(f373,plain,
    ( ~ sQ2_spl
    | n1 = n0 ),
    inference(component_clause,[status(thm)],[f372]) ).

fof(f375,definition,
    ( sQ3_spl
  <=> p_LES_EQU_(n1,n0) ),
    introduced(definition,[new_symbols(definition,[sQ3_spl])],[split_symbol_definition]) ).

fof(f378,plain,
    ( ~ sQ3_spl
    | sQ2_spl ),
    inference(split_clause,[status(thm)],[f371,f372,f375]) ).

fof(f379,plain,
    ( ~ sQ2_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f373,f310]) ).

fof(f380,plain,
    ~ sQ2_spl,
    inference(contradiction_clause,[status(thm)],[f379]) ).

fof(f382,plain,
    ( ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n0)
    | fwork_DOTfifo_DOTrtl_DOTfifo__length_ = n0 ),
    inference(resolution,[status(thm)],[f350,f221]) ).

fof(f383,definition,
    ( sQ4_spl
  <=> fwork_DOTfifo_DOTrtl_DOTfifo__length_ = n0 ),
    introduced(definition,[new_symbols(definition,[sQ4_spl])],[split_symbol_definition]) ).

fof(f384,plain,
    ( ~ sQ4_spl
    | fwork_DOTfifo_DOTrtl_DOTfifo__length_ = n0 ),
    inference(component_clause,[status(thm)],[f383]) ).

fof(f386,definition,
    ( sQ5_spl
  <=> p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n0) ),
    introduced(definition,[new_symbols(definition,[sQ5_spl])],[split_symbol_definition]) ).

fof(f388,plain,
    ( sQ5_spl
    | ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n0) ),
    inference(component_clause,[status(thm)],[f386]) ).

fof(f389,plain,
    ( ~ sQ5_spl
    | sQ4_spl ),
    inference(split_clause,[status(thm)],[f382,f383,f386]) ).

fof(f394,plain,
    ( ~ sQ4_spl
    | ~ p_LES_EQU_(n0,n0) ),
    inference(backward_demodulation,[status(thm)],[f384,f303]) ).

fof(f395,plain,
    ( ~ sQ4_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f394,f227]) ).

fof(f396,plain,
    ~ sQ4_spl,
    inference(contradiction_clause,[status(thm)],[f395]) ).

fof(f403,plain,
    ( n0 = n0
    | n0 = n0 ),
    inference(resolution,[status(thm)],[f351,f225]) ).

fof(f406,definition,
    ( sQ6_spl
  <=> n0 = n0 ),
    introduced(definition,[new_symbols(definition,[sQ6_spl])],[split_symbol_definition]) ).

fof(f409,plain,
    sQ6_spl,
    inference(split_clause,[status(thm)],[f403,f406]) ).

fof(f412,plain,
    ~ p_LES_EQU_(f_ADD_(f_ADD_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n1),n1),f_ADD_(n1,n1)),
    inference(resolution,[status(thm)],[f368,f217]) ).

fof(f413,plain,
    p_LES_EQU_(n1,f_ADD_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n1)),
    inference(resolution,[status(thm)],[f368,f344]) ).

fof(f432,plain,
    p_LES_EQU_(n1,f_ADD_(n1,n1)),
    inference(resolution,[status(thm)],[f366,f344]) ).

fof(f441,plain,
    ( ~ p_LES_EQU_(f_ADD_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n1),n1)
    | f_ADD_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n1) = n1 ),
    inference(resolution,[status(thm)],[f413,f221]) ).

fof(f442,definition,
    ( sQ8_spl
  <=> f_ADD_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n1) = n1 ),
    introduced(definition,[new_symbols(definition,[sQ8_spl])],[split_symbol_definition]) ).

fof(f443,plain,
    ( ~ sQ8_spl
    | f_ADD_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n1) = n1 ),
    inference(component_clause,[status(thm)],[f442]) ).

fof(f445,definition,
    ( sQ9_spl
  <=> p_LES_EQU_(f_ADD_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n1),n1) ),
    introduced(definition,[new_symbols(definition,[sQ9_spl])],[split_symbol_definition]) ).

fof(f448,plain,
    ( ~ sQ9_spl
    | sQ8_spl ),
    inference(split_clause,[status(thm)],[f441,f442,f445]) ).

fof(f450,plain,
    ( ~ sQ8_spl
    | ~ p_LES_EQU_(f_ADD_(n1,n1),f_ADD_(n1,n1)) ),
    inference(backward_demodulation,[status(thm)],[f443,f412]) ).

fof(f455,plain,
    ( ~ sQ8_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f450,f227]) ).

fof(f456,plain,
    ~ sQ8_spl,
    inference(contradiction_clause,[status(thm)],[f455]) ).

fof(f472,plain,
    ! [X0] :
      ( p_LES_EQU_(n1,X0)
      | ~ p_LES_EQU_(n0,X0)
      | X0 = n0 ),
    inference(paramodulation,[status(thm)],[f229,f219]) ).

fof(f473,definition,
    ( sQ10_spl
  <=> n1 = n1 ),
    introduced(definition,[new_symbols(definition,[sQ10_spl])],[split_symbol_definition]) ).

fof(f480,plain,
    ! [X0] :
      ( p_LES_EQU_(n1,X0)
      | X0 = n0 ),
    inference(forward_subsumption_resolution,[status(thm)],[f472,f351]) ).

fof(f483,plain,
    ! [X0,X1] :
      ( p_LES_EQU_(n1,X1)
      | p_LES_EQU_(X1,X0)
      | X0 = n0 ),
    inference(resolution,[status(thm)],[f480,f223]) ).

fof(f484,plain,
    ! [X0] :
      ( ~ p_LES_EQU_(X0,n1)
      | X0 = n1
      | X0 = n0 ),
    inference(resolution,[status(thm)],[f480,f221]) ).

fof(f491,definition,
    ( sQ12_spl
  <=> n1 = fwork_DOTfifo_DOTrtl_DOTfifo__length_ ),
    introduced(definition,[new_symbols(definition,[sQ12_spl])],[split_symbol_definition]) ).

fof(f492,plain,
    ( ~ sQ12_spl
    | n1 = fwork_DOTfifo_DOTrtl_DOTfifo__length_ ),
    inference(component_clause,[status(thm)],[f491]) ).

fof(f494,definition,
    ( sQ13_spl
  <=> p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n1) ),
    introduced(definition,[new_symbols(definition,[sQ13_spl])],[split_symbol_definition]) ).

fof(f496,plain,
    ( sQ13_spl
    | ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n1) ),
    inference(component_clause,[status(thm)],[f494]) ).

fof(f509,definition,
    ( sQ14_spl
  <=> f_ADD_(n1,n1) = n1 ),
    introduced(definition,[new_symbols(definition,[sQ14_spl])],[split_symbol_definition]) ).

fof(f510,plain,
    ( ~ sQ14_spl
    | f_ADD_(n1,n1) = n1 ),
    inference(component_clause,[status(thm)],[f509]) ).

fof(f511,plain,
    ( sQ14_spl
    | f_ADD_(n1,n1) != n1 ),
    inference(component_clause,[status(thm)],[f509]) ).

fof(f512,definition,
    ( sQ15_spl
  <=> p_LES_EQU_(f_ADD_(n1,n1),n1) ),
    introduced(definition,[new_symbols(definition,[sQ15_spl])],[split_symbol_definition]) ).

fof(f516,plain,
    ( ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n1)
    | n1 = fwork_DOTfifo_DOTrtl_DOTfifo__length_ ),
    inference(resolution,[status(thm)],[f368,f219]) ).

fof(f518,plain,
    p_LES_EQU_(n1,f_ADD_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n1)),
    inference(resolution,[status(thm)],[f368,f344]) ).

fof(f519,plain,
    ( ~ sQ13_spl
    | sQ12_spl ),
    inference(split_clause,[status(thm)],[f516,f491,f494]) ).

fof(f532,plain,
    ( ~ p_LES_EQU_(f_ADD_(n1,n1),n1)
    | f_ADD_(n1,n1) = n1 ),
    inference(resolution,[status(thm)],[f432,f221]) ).

fof(f533,plain,
    ( ~ sQ15_spl
    | sQ14_spl ),
    inference(split_clause,[status(thm)],[f532,f509,f512]) ).

fof(f535,plain,
    ( ~ sQ14_spl
    | ~ p_LES_EQU_(n1,n1) ),
    inference(backward_demodulation,[status(thm)],[f510,f366]) ).

fof(f542,plain,
    ( ~ sQ14_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f535,f227]) ).

fof(f543,plain,
    ~ sQ14_spl,
    inference(contradiction_clause,[status(thm)],[f542]) ).

fof(f544,plain,
    ( sQ5_spl
    | ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,f_ADD_(n0,n1))
    | f_ADD_(n0,n1) = fwork_DOTfifo_DOTrtl_DOTfifo__length_ ),
    inference(resolution,[status(thm)],[f224,f388]) ).

fof(f545,plain,
    ( sQ13_spl
    | ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,f_ADD_(n1,n1))
    | f_ADD_(n1,n1) = fwork_DOTfifo_DOTrtl_DOTfifo__length_ ),
    inference(resolution,[status(thm)],[f224,f496]) ).

fof(f555,definition,
    ( sQ16_spl
  <=> f_ADD_(n0,n1) = fwork_DOTfifo_DOTrtl_DOTfifo__length_ ),
    introduced(definition,[new_symbols(definition,[sQ16_spl])],[split_symbol_definition]) ).

fof(f556,plain,
    ( ~ sQ16_spl
    | f_ADD_(n0,n1) = fwork_DOTfifo_DOTrtl_DOTfifo__length_ ),
    inference(component_clause,[status(thm)],[f555]) ).

fof(f558,definition,
    ( sQ17_spl
  <=> p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,f_ADD_(n0,n1)) ),
    introduced(definition,[new_symbols(definition,[sQ17_spl])],[split_symbol_definition]) ).

fof(f560,plain,
    ( sQ17_spl
    | ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,f_ADD_(n0,n1)) ),
    inference(component_clause,[status(thm)],[f558]) ).

fof(f561,plain,
    ( sQ5_spl
    | ~ sQ17_spl
    | sQ16_spl ),
    inference(split_clause,[status(thm)],[f544,f555,f558,f386]) ).

fof(f562,definition,
    ( sQ18_spl
  <=> f_ADD_(n1,n1) = fwork_DOTfifo_DOTrtl_DOTfifo__length_ ),
    introduced(definition,[new_symbols(definition,[sQ18_spl])],[split_symbol_definition]) ).

fof(f563,plain,
    ( ~ sQ18_spl
    | f_ADD_(n1,n1) = fwork_DOTfifo_DOTrtl_DOTfifo__length_ ),
    inference(component_clause,[status(thm)],[f562]) ).

fof(f565,definition,
    ( sQ19_spl
  <=> p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,f_ADD_(n1,n1)) ),
    introduced(definition,[new_symbols(definition,[sQ19_spl])],[split_symbol_definition]) ).

fof(f567,plain,
    ( sQ19_spl
    | ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,f_ADD_(n1,n1)) ),
    inference(component_clause,[status(thm)],[f565]) ).

fof(f568,plain,
    ( sQ13_spl
    | ~ sQ19_spl
    | sQ18_spl ),
    inference(split_clause,[status(thm)],[f545,f562,f565,f494]) ).

fof(f575,definition,
    ( sQ20_spl
  <=> f_ADD_(n0,n1) = n1 ),
    introduced(definition,[new_symbols(definition,[sQ20_spl])],[split_symbol_definition]) ).

fof(f578,definition,
    ( sQ21_spl
  <=> p_LES_EQU_(n1,f_ADD_(n0,n1)) ),
    introduced(definition,[new_symbols(definition,[sQ21_spl])],[split_symbol_definition]) ).

fof(f580,plain,
    ( sQ21_spl
    | ~ p_LES_EQU_(n1,f_ADD_(n0,n1)) ),
    inference(component_clause,[status(thm)],[f578]) ).

fof(f593,plain,
    ( ~ sQ16_spl
    | n1 = fwork_DOTfifo_DOTrtl_DOTfifo__length_ ),
    inference(forward_demodulation,[status(thm)],[f229,f556]) ).

fof(f594,plain,
    ( sQ21_spl
    | ~ p_LES_EQU_(n1,n1) ),
    inference(forward_demodulation,[status(thm)],[f229,f580]) ).

fof(f595,plain,
    ( sQ21_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f594,f227]) ).

fof(f596,plain,
    sQ21_spl,
    inference(contradiction_clause,[status(thm)],[f595]) ).

fof(f655,definition,
    ( sQ24_spl
  <=> f_ADD_(n1,n1) = f_ADD_(n1,n1) ),
    introduced(definition,[new_symbols(definition,[sQ24_spl])],[split_symbol_definition]) ).

fof(f658,definition,
    ( sQ25_spl
  <=> p_LES_EQU_(f_ADD_(n1,n1),f_ADD_(n1,n1)) ),
    introduced(definition,[new_symbols(definition,[sQ25_spl])],[split_symbol_definition]) ).

fof(f660,plain,
    ( sQ25_spl
    | ~ p_LES_EQU_(f_ADD_(n1,n1),f_ADD_(n1,n1)) ),
    inference(component_clause,[status(thm)],[f658]) ).

fof(f662,plain,
    ( sQ17_spl
    | ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n1) ),
    inference(forward_demodulation,[status(thm)],[f229,f560]) ).

fof(f663,plain,
    ( sQ25_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f660,f227]) ).

fof(f664,plain,
    sQ25_spl,
    inference(contradiction_clause,[status(thm)],[f663]) ).

fof(f666,plain,
    ( sQ17_spl
    | ~ sQ12_spl
    | ~ p_LES_EQU_(n1,n1) ),
    inference(forward_demodulation,[status(thm)],[f492,f662]) ).

fof(f667,plain,
    ( sQ17_spl
    | ~ sQ12_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f666,f227]) ).

fof(f668,plain,
    ( sQ17_spl
    | ~ sQ12_spl ),
    inference(contradiction_clause,[status(thm)],[f667]) ).

fof(f669,plain,
    ( ~ sQ16_spl
    | sQ12_spl ),
    inference(split_clause,[status(thm)],[f593,f491,f555]) ).

fof(f678,plain,
    ! [X0] :
      ( n1 != f_ADD_(X0,n1)
      | n0 = X0 ),
    inference(paramodulation,[status(thm)],[f229,f228]) ).

fof(f683,plain,
    ! [X0] :
      ( ~ sQ12_spl
      | p__pred_(fwork_DOTfifo_DOTrtl_DOTreset_(X0))
      | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(X0))
      | p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(X0))
      | ~ p_LES_EQU_(n1,fwork_DOTfifo_DOTrtl_DOTint__level_(X0))
      | fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(X0,n1)) = fwork_DOTfifo_DOTrtl_DOTint__level_(X0) ),
    inference(forward_demodulation,[status(thm)],[f492,f164]) ).

fof(f684,plain,
    ( ~ sQ18_spl
    | ~ sQ12_spl
    | f_ADD_(n1,n1) = n1 ),
    inference(forward_demodulation,[status(thm)],[f492,f563]) ).

fof(f685,plain,
    ( ~ sQ18_spl
    | ~ sQ12_spl
    | sQ14_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f684,f511]) ).

fof(f686,plain,
    ( ~ sQ18_spl
    | ~ sQ12_spl
    | sQ14_spl ),
    inference(contradiction_clause,[status(thm)],[f685]) ).

fof(f687,plain,
    ( sQ19_spl
    | ~ sQ12_spl
    | ~ p_LES_EQU_(n1,f_ADD_(n1,n1)) ),
    inference(forward_demodulation,[status(thm)],[f492,f567]) ).

fof(f713,plain,
    ( ~ sQ12_spl
    | p_LES_EQU_(n1,f_ADD_(n1,n1)) ),
    inference(forward_demodulation,[status(thm)],[f492,f518]) ).

fof(f719,plain,
    ( ~ p_LES_EQU_(f_ADD_(n1,n1),f_ADD_(n1,n1))
    | f_ADD_(n1,n1) = f_ADD_(n1,n1) ),
    inference(resolution,[status(thm)],[f366,f224]) ).

fof(f723,plain,
    ( ~ sQ25_spl
    | sQ24_spl ),
    inference(split_clause,[status(thm)],[f719,f655,f658]) ).

fof(f764,plain,
    ! [X0] :
      ( ~ sQ12_spl
      | p__pred_(fwork_DOTfifo_DOTrtl_DOTreset_(X0))
      | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(X0))
      | p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(X0))
      | p_LES_EQU_(n1,fwork_DOTfifo_DOTrtl_DOTint__level_(X0))
      | fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(X0,n1)) = f_ADD_(fwork_DOTfifo_DOTrtl_DOTint__level_(X0),n1) ),
    inference(forward_demodulation,[status(thm)],[f492,f157]) ).

fof(f765,plain,
    ( sQ19_spl
    | ~ sQ12_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f687,f713]) ).

fof(f766,plain,
    ( sQ19_spl
    | ~ sQ12_spl ),
    inference(contradiction_clause,[status(thm)],[f765]) ).

fof(f769,plain,
    ( n0 = y_105(n1)
    | n1 = n0 ),
    inference(resolution,[status(thm)],[f226,f678]) ).

fof(f773,plain,
    ! [X0] :
      ( X0 = n0
      | n1 != X0
      | n0 = y_105(X0) ),
    inference(paramodulation,[status(thm)],[f226,f678]) ).

fof(f782,definition,
    ( sQ29_spl
  <=> n0 = y_105(n1) ),
    introduced(definition,[new_symbols(definition,[sQ29_spl])],[split_symbol_definition]) ).

fof(f785,plain,
    ( sQ29_spl
    | sQ2_spl ),
    inference(split_clause,[status(thm)],[f769,f372,f782]) ).

fof(f788,plain,
    ( n1 = n0
    | n0 = y_105(n1) ),
    inference(destructive_equality_resolution,[status(thm)],[f773]) ).

fof(f789,plain,
    n0 = y_105(n1),
    inference(forward_subsumption_resolution,[status(thm)],[f788,f310]) ).

fof(f794,plain,
    ( n1 = n0
    | n1 = f_ADD_(n0,n1) ),
    inference(paramodulation,[status(thm)],[f789,f226]) ).

fof(f795,plain,
    ( sQ2_spl
    | sQ20_spl ),
    inference(split_clause,[status(thm)],[f794,f575,f372]) ).

fof(f799,plain,
    ( n1 = n0
    | n1 = n1
    | n1 = n0 ),
    inference(resolution,[status(thm)],[f484,f480]) ).

fof(f808,plain,
    ( sQ10_spl
    | sQ2_spl ),
    inference(split_clause,[status(thm)],[f799,f372,f473]) ).

fof(f887,definition,
    ! [X0] :
      ( sQ34_spl
    <=> ( p_LES_EQU_(n0,X0)
        | X0 = n0 ) ),
    introduced(definition,[new_symbols(definition,[sQ34_spl])],[split_symbol_definition]) ).

fof(f893,plain,
    ! [X0] :
      ( n1 = n0
      | p_LES_EQU_(n0,X0)
      | X0 = n0 ),
    inference(resolution,[status(thm)],[f483,f225]) ).

fof(f897,plain,
    ( sQ2_spl
    | sQ34_spl ),
    inference(split_clause,[status(thm)],[f893,f887,f372]) ).

fof(f913,plain,
    ! [X0] : f_ADD_(f_SUB_(X0,X0),X0) = X0,
    inference(resolution,[status(thm)],[f304,f306]) ).

fof(f919,plain,
    ( n1 != n1
    | n0 = f_SUB_(n1,n1) ),
    inference(paramodulation,[status(thm)],[f913,f678]) ).

fof(f928,definition,
    ( sQ35_spl
  <=> f_SUB_(n1,n1) = n0 ),
    introduced(definition,[new_symbols(definition,[sQ35_spl])],[split_symbol_definition]) ).

fof(f934,plain,
    ( ~ sQ10_spl
    | sQ35_spl ),
    inference(split_clause,[status(thm)],[f919,f928,f473]) ).

fof(f940,plain,
    ! [X0,X1] :
      ( p__pred_(X1)
      | ~ p__pred_(X0)
      | ~ p__pred_(X1)
      | ~ p__pred_(X0) ),
    inference(resolution,[status(thm)],[f257,f256]) ).

fof(f942,definition,
    ! [X0] :
      ( sQ36_spl
    <=> ( ~ p__pred_(X0)
        | ~ p__pred_(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ36_spl])],[split_symbol_definition]) ).

fof(f943,plain,
    ! [X0] :
      ( ~ sQ36_spl
      | ~ p__pred_(X0)
      | ~ p__pred_(X0) ),
    inference(component_clause,[status(thm)],[f942]) ).

fof(f945,definition,
    ! [X1] :
      ( sQ37_spl
    <=> ( p__pred_(X1)
        | ~ p__pred_(X1) ) ),
    introduced(definition,[new_symbols(definition,[sQ37_spl])],[split_symbol_definition]) ).

fof(f948,plain,
    ( sQ37_spl
    | sQ36_spl ),
    inference(split_clause,[status(thm)],[f940,f942,f945]) ).

fof(f950,plain,
    ! [X0] :
      ( ~ sQ36_spl
      | ~ p__pred_(X0) ),
    inference(duplicate_literals_removal,[status(thm)],[f943]) ).

fof(f951,plain,
    ! [X0,X1] :
      ( ~ sQ36_spl
      | p__pred_(f__nand_(X0,X1)) ),
    inference(backward_subsumption_resolution,[status(thm)],[f279,f950]) ).

fof(f964,plain,
    ( ~ sQ36_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f951,f950]) ).

fof(f965,plain,
    ~ sQ36_spl,
    inference(contradiction_clause,[status(thm)],[f964]) ).

fof(f980,definition,
    ( sQ40_spl
  <=> p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(t_206)) ),
    introduced(definition,[new_symbols(definition,[sQ40_spl])],[split_symbol_definition]) ).

fof(f983,definition,
    ( sQ41_spl
  <=> p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(t_206)) ),
    introduced(definition,[new_symbols(definition,[sQ41_spl])],[split_symbol_definition]) ).

fof(f985,plain,
    ( sQ41_spl
    | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(t_206)) ),
    inference(component_clause,[status(thm)],[f983]) ).

fof(f990,definition,
    ( sQ43_spl
  <=> p_LES_EQU_(n1,fwork_DOTfifo_DOTrtl_DOTint__level_(t_206)) ),
    introduced(definition,[new_symbols(definition,[sQ43_spl])],[split_symbol_definition]) ).

fof(f991,plain,
    ( ~ sQ43_spl
    | p_LES_EQU_(n1,fwork_DOTfifo_DOTrtl_DOTint__level_(t_206)) ),
    inference(component_clause,[status(thm)],[f990]) ).

fof(f998,plain,
    ( sQ41_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f985,f301]) ).

fof(f999,plain,
    sQ41_spl,
    inference(contradiction_clause,[status(thm)],[f998]) ).

fof(f1025,definition,
    ( sQ46_spl
  <=> p__pred_(fwork_DOTfifo_DOTrtl_DOTreset_(t_206)) ),
    introduced(definition,[new_symbols(definition,[sQ46_spl])],[split_symbol_definition]) ).

fof(f1026,plain,
    ( ~ sQ46_spl
    | p__pred_(fwork_DOTfifo_DOTrtl_DOTreset_(t_206)) ),
    inference(component_clause,[status(thm)],[f1025]) ).

fof(f1030,plain,
    ( ~ sQ46_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f1026,f300]) ).

fof(f1031,plain,
    ~ sQ46_spl,
    inference(contradiction_clause,[status(thm)],[f1030]) ).

fof(f1093,plain,
    ( ~ sQ12_spl
    | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(t_206))
    | p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(t_206))
    | p_LES_EQU_(n1,fwork_DOTfifo_DOTrtl_DOTint__level_(t_206))
    | fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(t_206,n1)) = f_ADD_(fwork_DOTfifo_DOTrtl_DOTint__level_(t_206),n1) ),
    inference(resolution,[status(thm)],[f764,f300]) ).

fof(f1094,definition,
    ( sQ55_spl
  <=> fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(t_206,n1)) = f_ADD_(fwork_DOTfifo_DOTrtl_DOTint__level_(t_206),n1) ),
    introduced(definition,[new_symbols(definition,[sQ55_spl])],[split_symbol_definition]) ).

fof(f1095,plain,
    ( ~ sQ55_spl
    | fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(t_206,n1)) = f_ADD_(fwork_DOTfifo_DOTrtl_DOTint__level_(t_206),n1) ),
    inference(component_clause,[status(thm)],[f1094]) ).

fof(f1097,plain,
    ( ~ sQ12_spl
    | ~ sQ41_spl
    | sQ40_spl
    | sQ43_spl
    | sQ55_spl ),
    inference(split_clause,[status(thm)],[f1093,f1094,f990,f980,f983,f491]) ).

fof(f1098,plain,
    ( ~ sQ43_spl
    | ~ sQ0_spl
    | p_LES_EQU_(n1,n0) ),
    inference(forward_demodulation,[status(thm)],[f337,f991]) ).

fof(f1099,plain,
    ( ~ sQ43_spl
    | ~ sQ0_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f1098,f316]) ).

fof(f1100,plain,
    ( ~ sQ43_spl
    | ~ sQ0_spl ),
    inference(contradiction_clause,[status(thm)],[f1099]) ).

fof(f1101,plain,
    ( ~ sQ55_spl
    | n0 = f_ADD_(fwork_DOTfifo_DOTrtl_DOTint__level_(t_206),n1) ),
    inference(forward_demodulation,[status(thm)],[f312,f1095]) ).

fof(f1102,plain,
    ( ~ sQ55_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f1101,f210]) ).

fof(f1103,plain,
    ~ sQ55_spl,
    inference(contradiction_clause,[status(thm)],[f1102]) ).

fof(f1107,plain,
    ( sQ1_spl
    | ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTint__level_(t_206),f_ADD_(n0,n1))
    | f_ADD_(n0,n1) = fwork_DOTfifo_DOTrtl_DOTint__level_(t_206) ),
    inference(resolution,[status(thm)],[f341,f224]) ).

fof(f1110,definition,
    ( sQ56_spl
  <=> f_ADD_(n0,n1) = fwork_DOTfifo_DOTrtl_DOTint__level_(t_206) ),
    introduced(definition,[new_symbols(definition,[sQ56_spl])],[split_symbol_definition]) ).

fof(f1111,plain,
    ( ~ sQ56_spl
    | f_ADD_(n0,n1) = fwork_DOTfifo_DOTrtl_DOTint__level_(t_206) ),
    inference(component_clause,[status(thm)],[f1110]) ).

fof(f1113,definition,
    ( sQ57_spl
  <=> p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTint__level_(t_206),f_ADD_(n0,n1)) ),
    introduced(definition,[new_symbols(definition,[sQ57_spl])],[split_symbol_definition]) ).

fof(f1115,plain,
    ( sQ57_spl
    | ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTint__level_(t_206),f_ADD_(n0,n1)) ),
    inference(component_clause,[status(thm)],[f1113]) ).

fof(f1116,plain,
    ( sQ1_spl
    | ~ sQ57_spl
    | sQ56_spl ),
    inference(split_clause,[status(thm)],[f1107,f1110,f1113,f339]) ).

fof(f1118,plain,
    ( ~ sQ56_spl
    | n1 = fwork_DOTfifo_DOTrtl_DOTint__level_(t_206) ),
    inference(forward_demodulation,[status(thm)],[f229,f1111]) ).

fof(f1147,plain,
    ( ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(t_206))
    | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(t_206))
    | p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTint__level_(t_206),n0)
    | fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(t_206,n1)) = fwork_DOTfifo_DOTrtl_DOTint__level_(t_206) ),
    inference(resolution,[status(thm)],[f174,f300]) ).

fof(f1148,definition,
    ( sQ58_spl
  <=> fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(t_206,n1)) = fwork_DOTfifo_DOTrtl_DOTint__level_(t_206) ),
    introduced(definition,[new_symbols(definition,[sQ58_spl])],[split_symbol_definition]) ).

fof(f1149,plain,
    ( ~ sQ58_spl
    | fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(t_206,n1)) = fwork_DOTfifo_DOTrtl_DOTint__level_(t_206) ),
    inference(component_clause,[status(thm)],[f1148]) ).

fof(f1151,plain,
    ( ~ sQ41_spl
    | ~ sQ40_spl
    | sQ1_spl
    | sQ58_spl ),
    inference(split_clause,[status(thm)],[f1147,f1148,f339,f980,f983]) ).

fof(f1197,plain,
    ( ~ sQ12_spl
    | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(t_206))
    | p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(t_206))
    | ~ p_LES_EQU_(n1,fwork_DOTfifo_DOTrtl_DOTint__level_(t_206))
    | fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(t_206,n1)) = fwork_DOTfifo_DOTrtl_DOTint__level_(t_206) ),
    inference(resolution,[status(thm)],[f683,f300]) ).

fof(f1198,plain,
    ( ~ sQ12_spl
    | ~ sQ41_spl
    | sQ40_spl
    | ~ sQ43_spl
    | sQ58_spl ),
    inference(split_clause,[status(thm)],[f1197,f1148,f990,f980,f983,f491]) ).

fof(f1199,plain,
    ( ~ sQ58_spl
    | n0 = fwork_DOTfifo_DOTrtl_DOTint__level_(t_206) ),
    inference(forward_demodulation,[status(thm)],[f312,f1149]) ).

fof(f1200,plain,
    ( ~ sQ58_spl
    | ~ sQ56_spl
    | n0 = n1 ),
    inference(forward_demodulation,[status(thm)],[f1118,f1199]) ).

fof(f1201,plain,
    ( ~ sQ58_spl
    | ~ sQ56_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f1200,f310]) ).

fof(f1202,plain,
    ( ~ sQ58_spl
    | ~ sQ56_spl ),
    inference(contradiction_clause,[status(thm)],[f1201]) ).

fof(f1203,plain,
    ( sQ57_spl
    | ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTint__level_(t_206),n1) ),
    inference(forward_demodulation,[status(thm)],[f229,f1115]) ).

fof(f1204,plain,
    ( ~ sQ58_spl
    | sQ0_spl ),
    inference(split_clause,[status(thm)],[f1199,f336,f1148]) ).

fof(f1210,plain,
    ( sQ57_spl
    | ~ sQ0_spl
    | ~ p_LES_EQU_(n0,n1) ),
    inference(forward_demodulation,[status(thm)],[f337,f1203]) ).

fof(f1211,plain,
    ( sQ57_spl
    | ~ sQ0_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f1210,f348]) ).

fof(f1212,plain,
    ( sQ57_spl
    | ~ sQ0_spl ),
    inference(contradiction_clause,[status(thm)],[f1211]) ).

fof(f1241,plain,
    ( ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(t_206))
    | ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(t_206))
    | ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTint__level_(t_206),n0)
    | fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(t_206,n1)) = f_ADD_(fwork_DOTfifo_DOTrtl_DOTint__level_(t_206),n1) ),
    inference(resolution,[status(thm)],[f180,f300]) ).

fof(f1242,plain,
    ( ~ sQ41_spl
    | ~ sQ40_spl
    | ~ sQ1_spl
    | sQ55_spl ),
    inference(split_clause,[status(thm)],[f1241,f1094,f339,f980,f983]) ).

fof(f1269,plain,
    ( ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(t_206))
    | p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(t_206))
    | p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,fwork_DOTfifo_DOTrtl_DOTint__level_(t_206))
    | fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(t_206,n1)) = f_ADD_(fwork_DOTfifo_DOTrtl_DOTint__level_(t_206),n1) ),
    inference(resolution,[status(thm)],[f157,f300]) ).

fof(f1270,definition,
    ( sQ66_spl
  <=> p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,fwork_DOTfifo_DOTrtl_DOTint__level_(t_206)) ),
    introduced(definition,[new_symbols(definition,[sQ66_spl])],[split_symbol_definition]) ).

fof(f1271,plain,
    ( ~ sQ66_spl
    | p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,fwork_DOTfifo_DOTrtl_DOTint__level_(t_206)) ),
    inference(component_clause,[status(thm)],[f1270]) ).

fof(f1273,plain,
    ( ~ sQ41_spl
    | sQ40_spl
    | sQ66_spl
    | sQ55_spl ),
    inference(split_clause,[status(thm)],[f1269,f1094,f1270,f980,f983]) ).

fof(f1278,plain,
    ( ~ p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(t_206))
    | p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(t_206))
    | ~ p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,fwork_DOTfifo_DOTrtl_DOTint__level_(t_206))
    | fwork_DOTfifo_DOTrtl_DOTint__level_(f_ADD_(t_206,n1)) = fwork_DOTfifo_DOTrtl_DOTint__level_(t_206) ),
    inference(resolution,[status(thm)],[f164,f300]) ).

fof(f1279,plain,
    ( ~ sQ41_spl
    | sQ40_spl
    | ~ sQ66_spl
    | sQ58_spl ),
    inference(split_clause,[status(thm)],[f1278,f1148,f1270,f980,f983]) ).

fof(f1300,plain,
    ( ~ sQ66_spl
    | ~ sQ0_spl
    | p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,n0) ),
    inference(forward_demodulation,[status(thm)],[f337,f1271]) ).

fof(f1301,plain,
    ( ~ sQ66_spl
    | ~ sQ0_spl
    | sQ5_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f1300,f388]) ).

fof(f1302,plain,
    ( ~ sQ66_spl
    | ~ sQ0_spl
    | sQ5_spl ),
    inference(contradiction_clause,[status(thm)],[f1301]) ).

fof(f1303,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f342,f378,f380,f389,f396,f409,f448,f456,f519,f533,f543,f561,f568,f596,f664,f668,f669,f686,f723,f766,f785,f795,f808,f897,f934,f948,f965,f999,f1031,f1097,f1100,f1103,f1116,f1151,f1198,f1202,f1204,f1212,f1242,f1273,f1279,f1302]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : HWV016-2 : TPTP v9.3.1. Released v2.5.0.
% 0.00/0.04  % Command  : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.09/0.36  % Computer : n026.cluster.edu
% 0.09/0.36  % Model    : x86_64 x86_64
% 0.09/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.36  % Memory   : 8046.5625MB
% 0.09/0.36  % OS       : Linux 6.8.0-71-generic
% 0.09/0.36  % CPULimit : 300
% 0.09/0.36  % WCLimit  : 300
% 0.09/0.36  % DateTime : Sun Sep 20 20:51:08 UTC 2026
% 0.09/0.37  % CPUTime  : 
% 0.09/0.39  % Drodi V4.1.1
% 0.09/0.52  % Refutation found
% 0.09/0.52  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.09/0.52  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.09/0.53  % Elapsed time: 0.160710 seconds
% 0.09/0.53  % CPU time: 0.971666 seconds
% 0.09/0.53  % Total memory used: 124.044 MB
% 0.09/0.53  % Net memory used: 121.254 MB
%------------------------------------------------------------------------------