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Drodi---4.1.1.UNS-CRf.s

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%------------------------------------------------------------------------------
% File     : Drodi---4.1.1
% Problem  : SWC378-1 : TPTP v9.3.1. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p

% Computer : n014.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 02:41:00 PM UTC 2026

% Result   : Unsatisfiable 0.12s 0.39s
% Output   : CNFRefutation 0.12s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :   66
% Syntax   : Number of formulae    :  216 (  18 unt;  49 def)
%            Number of atoms       :  777 (  94 equ)
%            Maximal formula atoms :    8 (   3 avg)
%            Number of connectives : 1050 ( 489   ~; 512   |;   0   &)
%                                         (  49 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :   54 (  52 usr;  50 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   7 con; 0-2 aty)
%            Number of variables   :  135 ( 135   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f85,axiom,
    ! [U,V] :
      ( ssList(app(V,U))
      | ~ ssList(V)
      | ~ ssList(U) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f140,axiom,
    ! [U,V,W] :
      ( memberP(app(U,W),V)
      | ~ ssItem(V)
      | ~ ssList(U)
      | ~ ssList(W)
      | ~ memberP(U,V) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f141,axiom,
    ! [U,V,W] :
      ( memberP(app(W,U),V)
      | ~ ssItem(V)
      | ~ ssList(W)
      | ~ ssList(U)
      | ~ memberP(U,V) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f149,axiom,
    ! [U,V,W] :
      ( app(app(W,V),U) = app(W,app(V,U))
      | ~ ssList(W)
      | ~ ssList(V)
      | ~ ssList(U) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f150,axiom,
    ! [U,V,W] :
      ( V = W
      | ~ ssList(W)
      | ~ ssList(U)
      | ~ ssList(V)
      | app(U,V) != app(U,W) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f151,axiom,
    ! [U,V,W] :
      ( U = W
      | ~ ssList(W)
      | ~ ssList(V)
      | ~ ssList(U)
      | app(U,V) != app(W,V) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f157,axiom,
    ! [U,V,W] :
      ( cons(U,app(V,W)) = app(cons(U,V),W)
      | ~ ssList(W)
      | ~ ssList(V)
      | ~ ssItem(U) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f158,axiom,
    ! [U,V,W] :
      ( memberP(U,W)
      | memberP(V,W)
      | ~ ssItem(W)
      | ~ ssList(U)
      | ~ ssList(V)
      | ~ memberP(app(U,V),W) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f190,negated_conjecture,
    sk2 = sk4,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f191,negated_conjecture,
    sk1 = sk3,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f192,negated_conjecture,
    ssList(sk5),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f193,negated_conjecture,
    ssList(sk6),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f194,negated_conjecture,
    app(sk5,sk6) = sk4,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f195,negated_conjecture,
    app(sk6,sk5) = sk3,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f196,negated_conjecture,
    ssItem(sk7),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f197,negated_conjecture,
    ( memberP(sk1,sk7)
    | memberP(sk2,sk7) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f198,negated_conjecture,
    ( ~ memberP(sk1,sk7)
    | ~ memberP(sk2,sk7) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f284,plain,
    ! [X0,X1] :
      ( ssList(app(X1,X0))
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f85]) ).

fof(f353,plain,
    ! [X0,X1,X2] :
      ( memberP(app(X0,X2),X1)
      | ~ ssItem(X1)
      | ~ ssList(X0)
      | ~ ssList(X2)
      | ~ memberP(X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f140]) ).

fof(f354,plain,
    ! [X0,X1,X2] :
      ( memberP(app(X2,X0),X1)
      | ~ ssItem(X1)
      | ~ ssList(X2)
      | ~ ssList(X0)
      | ~ memberP(X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f141]) ).

fof(f367,plain,
    ! [X0,X1,X2] :
      ( app(app(X2,X1),X0) = app(X2,app(X1,X0))
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f149]) ).

fof(f368,plain,
    ! [V,W] :
      ( V = W
      | ~ ssList(W)
      | ! [U] :
          ( ~ ssList(U)
          | ~ ssList(V)
          | app(U,V) != app(U,W) ) ),
    inference(miniscoping,[status(thm)],[f150]) ).

fof(f369,plain,
    ! [X0,X1,X2] :
      ( X1 = X2
      | ~ ssList(X2)
      | ~ ssList(X0)
      | ~ ssList(X1)
      | app(X0,X1) != app(X0,X2) ),
    inference(cnf_transformation,[status(thm)],[f368]) ).

fof(f370,plain,
    ! [U,W] :
      ( U = W
      | ~ ssList(W)
      | ! [V] :
          ( ~ ssList(V)
          | ~ ssList(U)
          | app(U,V) != app(W,V) ) ),
    inference(miniscoping,[status(thm)],[f151]) ).

fof(f371,plain,
    ! [X0,X1,X2] :
      ( X0 = X2
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssList(X0)
      | app(X0,X1) != app(X2,X1) ),
    inference(cnf_transformation,[status(thm)],[f370]) ).

fof(f382,plain,
    ! [X0,X1,X2] :
      ( cons(X0,app(X1,X2)) = app(cons(X0,X1),X2)
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[status(thm)],[f157]) ).

fof(f383,plain,
    ! [U,W] :
      ( memberP(U,W)
      | ! [V] :
          ( memberP(V,W)
          | ~ ssItem(W)
          | ~ ssList(U)
          | ~ ssList(V)
          | ~ memberP(app(U,V),W) ) ),
    inference(miniscoping,[status(thm)],[f158]) ).

fof(f384,plain,
    ! [X0,X1,X2] :
      ( memberP(X0,X2)
      | memberP(X1,X2)
      | ~ ssItem(X2)
      | ~ ssList(X0)
      | ~ ssList(X1)
      | ~ memberP(app(X0,X1),X2) ),
    inference(cnf_transformation,[status(thm)],[f383]) ).

fof(f433,plain,
    sk2 = sk4,
    inference(cnf_transformation,[status(thm)],[f190]) ).

fof(f434,plain,
    sk1 = sk3,
    inference(cnf_transformation,[status(thm)],[f191]) ).

fof(f435,plain,
    ssList(sk5),
    inference(cnf_transformation,[status(thm)],[f192]) ).

fof(f436,plain,
    ssList(sk6),
    inference(cnf_transformation,[status(thm)],[f193]) ).

fof(f437,plain,
    app(sk5,sk6) = sk4,
    inference(cnf_transformation,[status(thm)],[f194]) ).

fof(f438,plain,
    app(sk6,sk5) = sk3,
    inference(cnf_transformation,[status(thm)],[f195]) ).

fof(f439,plain,
    ssItem(sk7),
    inference(cnf_transformation,[status(thm)],[f196]) ).

fof(f440,plain,
    ( memberP(sk1,sk7)
    | memberP(sk2,sk7) ),
    inference(cnf_transformation,[status(thm)],[f197]) ).

fof(f441,plain,
    ( ~ memberP(sk1,sk7)
    | ~ memberP(sk2,sk7) ),
    inference(cnf_transformation,[status(thm)],[f198]) ).

fof(f449,definition,
    ( sQ2_spl
  <=> memberP(sk2,sk7) ),
    introduced(definition,[new_symbols(definition,[sQ2_spl])],[split_symbol_definition]) ).

fof(f450,plain,
    ( ~ sQ2_spl
    | memberP(sk2,sk7) ),
    inference(component_clause,[status(thm)],[f449]) ).

fof(f451,plain,
    ( sQ2_spl
    | ~ memberP(sk2,sk7) ),
    inference(component_clause,[status(thm)],[f449]) ).

fof(f452,definition,
    ( sQ3_spl
  <=> memberP(sk1,sk7) ),
    introduced(definition,[new_symbols(definition,[sQ3_spl])],[split_symbol_definition]) ).

fof(f453,plain,
    ( ~ sQ3_spl
    | memberP(sk1,sk7) ),
    inference(component_clause,[status(thm)],[f452]) ).

fof(f454,plain,
    ( sQ3_spl
    | ~ memberP(sk1,sk7) ),
    inference(component_clause,[status(thm)],[f452]) ).

fof(f455,plain,
    ( sQ3_spl
    | sQ2_spl ),
    inference(split_clause,[status(thm)],[f440,f449,f452]) ).

fof(f456,plain,
    ( ~ sQ3_spl
    | ~ sQ2_spl ),
    inference(split_clause,[status(thm)],[f441,f449,f452]) ).

fof(f488,plain,
    ( sQ2_spl
    | ~ memberP(sk4,sk7) ),
    inference(forward_demodulation,[status(thm)],[f433,f451]) ).

fof(f489,plain,
    ( ~ sQ3_spl
    | memberP(sk3,sk7) ),
    inference(forward_demodulation,[status(thm)],[f434,f453]) ).

fof(f490,plain,
    ( ssList(sk3)
    | ~ ssList(sk6)
    | ~ ssList(sk5) ),
    inference(paramodulation,[status(thm)],[f438,f284]) ).

fof(f491,plain,
    ( ssList(sk4)
    | ~ ssList(sk5)
    | ~ ssList(sk6) ),
    inference(paramodulation,[status(thm)],[f437,f284]) ).

fof(f492,definition,
    ( sQ4_spl
  <=> ssList(sk5) ),
    introduced(definition,[new_symbols(definition,[sQ4_spl])],[split_symbol_definition]) ).

fof(f494,plain,
    ( sQ4_spl
    | ~ ssList(sk5) ),
    inference(component_clause,[status(thm)],[f492]) ).

fof(f495,definition,
    ( sQ5_spl
  <=> ssList(sk6) ),
    introduced(definition,[new_symbols(definition,[sQ5_spl])],[split_symbol_definition]) ).

fof(f497,plain,
    ( sQ5_spl
    | ~ ssList(sk6) ),
    inference(component_clause,[status(thm)],[f495]) ).

fof(f498,definition,
    ( sQ6_spl
  <=> ssList(sk3) ),
    introduced(definition,[new_symbols(definition,[sQ6_spl])],[split_symbol_definition]) ).

fof(f501,plain,
    ( sQ6_spl
    | ~ sQ5_spl
    | ~ sQ4_spl ),
    inference(split_clause,[status(thm)],[f490,f492,f495,f498]) ).

fof(f502,definition,
    ( sQ7_spl
  <=> ssList(sk4) ),
    introduced(definition,[new_symbols(definition,[sQ7_spl])],[split_symbol_definition]) ).

fof(f505,plain,
    ( sQ7_spl
    | ~ sQ4_spl
    | ~ sQ5_spl ),
    inference(split_clause,[status(thm)],[f491,f495,f492,f502]) ).

fof(f506,plain,
    ( sQ4_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f494,f435]) ).

fof(f507,plain,
    sQ4_spl,
    inference(contradiction_clause,[status(thm)],[f506]) ).

fof(f508,plain,
    ( ~ sQ2_spl
    | memberP(sk4,sk7) ),
    inference(forward_demodulation,[status(thm)],[f433,f450]) ).

fof(f509,plain,
    ( sQ3_spl
    | ~ memberP(sk3,sk7) ),
    inference(forward_demodulation,[status(thm)],[f434,f454]) ).

fof(f510,plain,
    ( sQ5_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f497,f436]) ).

fof(f511,plain,
    sQ5_spl,
    inference(contradiction_clause,[status(thm)],[f510]) ).

fof(f512,plain,
    ! [X0] :
      ( sk5 = X0
      | ~ ssList(X0)
      | ~ ssList(sk6)
      | ~ ssList(sk5)
      | sk3 != app(sk6,X0) ),
    inference(paramodulation,[status(thm)],[f438,f369]) ).

fof(f513,plain,
    ! [X0] :
      ( sk6 = X0
      | ~ ssList(X0)
      | ~ ssList(sk5)
      | ~ ssList(sk6)
      | sk4 != app(sk5,X0) ),
    inference(paramodulation,[status(thm)],[f437,f369]) ).

fof(f517,definition,
    ! [X0] :
      ( sQ8_spl
    <=> ( sk5 = X0
        | ~ ssList(X0)
        | sk3 != app(sk6,X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ8_spl])],[split_symbol_definition]) ).

fof(f518,plain,
    ! [X0] :
      ( ~ sQ8_spl
      | sk5 = X0
      | ~ ssList(X0)
      | sk3 != app(sk6,X0) ),
    inference(component_clause,[status(thm)],[f517]) ).

fof(f520,plain,
    ( ~ sQ5_spl
    | ~ sQ4_spl
    | sQ8_spl ),
    inference(split_clause,[status(thm)],[f512,f517,f492,f495]) ).

fof(f521,definition,
    ! [X0] :
      ( sQ9_spl
    <=> ( sk6 = X0
        | ~ ssList(X0)
        | sk4 != app(sk5,X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ9_spl])],[split_symbol_definition]) ).

fof(f522,plain,
    ! [X0] :
      ( ~ sQ9_spl
      | sk6 = X0
      | ~ ssList(X0)
      | sk4 != app(sk5,X0) ),
    inference(component_clause,[status(thm)],[f521]) ).

fof(f524,plain,
    ( ~ sQ4_spl
    | ~ sQ5_spl
    | sQ9_spl ),
    inference(split_clause,[status(thm)],[f513,f521,f495,f492]) ).

fof(f534,plain,
    ( ~ sQ8_spl
    | sk5 = sk5
    | ~ ssList(sk5) ),
    inference(resolution,[status(thm)],[f518,f438]) ).

fof(f536,definition,
    ( sQ12_spl
  <=> sk5 = sk5 ),
    introduced(definition,[new_symbols(definition,[sQ12_spl])],[split_symbol_definition]) ).

fof(f539,plain,
    ( ~ sQ8_spl
    | sQ12_spl
    | ~ sQ4_spl ),
    inference(split_clause,[status(thm)],[f534,f492,f536,f517]) ).

fof(f544,plain,
    ( ~ sQ9_spl
    | sk6 = sk6
    | ~ ssList(sk6) ),
    inference(resolution,[status(thm)],[f522,f437]) ).

fof(f546,definition,
    ( sQ14_spl
  <=> sk6 = sk6 ),
    introduced(definition,[new_symbols(definition,[sQ14_spl])],[split_symbol_definition]) ).

fof(f549,plain,
    ( ~ sQ9_spl
    | sQ14_spl
    | ~ sQ5_spl ),
    inference(split_clause,[status(thm)],[f544,f495,f546,f521]) ).

fof(f554,plain,
    ! [X0] :
      ( sk6 = X0
      | ~ ssList(X0)
      | ~ ssList(sk5)
      | ~ ssList(sk6)
      | sk3 != app(X0,sk5) ),
    inference(paramodulation,[status(thm)],[f438,f371]) ).

fof(f555,plain,
    ! [X0] :
      ( sk5 = X0
      | ~ ssList(X0)
      | ~ ssList(sk6)
      | ~ ssList(sk5)
      | sk4 != app(X0,sk6) ),
    inference(paramodulation,[status(thm)],[f437,f371]) ).

fof(f559,definition,
    ! [X0] :
      ( sQ16_spl
    <=> ( sk6 = X0
        | ~ ssList(X0)
        | sk3 != app(X0,sk5) ) ),
    introduced(definition,[new_symbols(definition,[sQ16_spl])],[split_symbol_definition]) ).

fof(f560,plain,
    ! [X0] :
      ( ~ sQ16_spl
      | sk6 = X0
      | ~ ssList(X0)
      | sk3 != app(X0,sk5) ),
    inference(component_clause,[status(thm)],[f559]) ).

fof(f562,plain,
    ( ~ sQ4_spl
    | ~ sQ5_spl
    | sQ16_spl ),
    inference(split_clause,[status(thm)],[f554,f559,f495,f492]) ).

fof(f563,definition,
    ! [X0] :
      ( sQ17_spl
    <=> ( sk5 = X0
        | ~ ssList(X0)
        | sk4 != app(X0,sk6) ) ),
    introduced(definition,[new_symbols(definition,[sQ17_spl])],[split_symbol_definition]) ).

fof(f566,plain,
    ( ~ sQ5_spl
    | ~ sQ4_spl
    | sQ17_spl ),
    inference(split_clause,[status(thm)],[f555,f563,f492,f495]) ).

fof(f578,plain,
    ! [X0] :
      ( memberP(sk3,X0)
      | ~ ssItem(X0)
      | ~ ssList(sk6)
      | ~ ssList(sk5)
      | ~ memberP(sk6,X0) ),
    inference(paramodulation,[status(thm)],[f438,f353]) ).

fof(f579,plain,
    ! [X0] :
      ( memberP(sk4,X0)
      | ~ ssItem(X0)
      | ~ ssList(sk5)
      | ~ ssList(sk6)
      | ~ memberP(sk5,X0) ),
    inference(paramodulation,[status(thm)],[f437,f353]) ).

fof(f580,definition,
    ! [X0] :
      ( sQ18_spl
    <=> ( memberP(sk3,X0)
        | ~ ssItem(X0)
        | ~ memberP(sk6,X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ18_spl])],[split_symbol_definition]) ).

fof(f581,plain,
    ! [X0] :
      ( ~ sQ18_spl
      | memberP(sk3,X0)
      | ~ ssItem(X0)
      | ~ memberP(sk6,X0) ),
    inference(component_clause,[status(thm)],[f580]) ).

fof(f583,plain,
    ( ~ sQ5_spl
    | ~ sQ4_spl
    | sQ18_spl ),
    inference(split_clause,[status(thm)],[f578,f580,f492,f495]) ).

fof(f584,definition,
    ! [X0] :
      ( sQ19_spl
    <=> ( memberP(sk4,X0)
        | ~ ssItem(X0)
        | ~ memberP(sk5,X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ19_spl])],[split_symbol_definition]) ).

fof(f587,plain,
    ( ~ sQ4_spl
    | ~ sQ5_spl
    | sQ19_spl ),
    inference(split_clause,[status(thm)],[f579,f584,f495,f492]) ).

fof(f588,plain,
    ! [X0] :
      ( memberP(sk3,X0)
      | ~ ssItem(X0)
      | ~ ssList(sk6)
      | ~ ssList(sk5)
      | ~ memberP(sk5,X0) ),
    inference(paramodulation,[status(thm)],[f438,f354]) ).

fof(f589,plain,
    ! [X0] :
      ( memberP(sk4,X0)
      | ~ ssItem(X0)
      | ~ ssList(sk5)
      | ~ ssList(sk6)
      | ~ memberP(sk6,X0) ),
    inference(paramodulation,[status(thm)],[f437,f354]) ).

fof(f590,definition,
    ! [X0] :
      ( sQ20_spl
    <=> ( memberP(sk3,X0)
        | ~ ssItem(X0)
        | ~ memberP(sk5,X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ20_spl])],[split_symbol_definition]) ).

fof(f593,plain,
    ( ~ sQ5_spl
    | ~ sQ4_spl
    | sQ20_spl ),
    inference(split_clause,[status(thm)],[f588,f590,f492,f495]) ).

fof(f594,definition,
    ! [X0] :
      ( sQ21_spl
    <=> ( memberP(sk4,X0)
        | ~ ssItem(X0)
        | ~ memberP(sk6,X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ21_spl])],[split_symbol_definition]) ).

fof(f595,plain,
    ! [X0] :
      ( ~ sQ21_spl
      | memberP(sk4,X0)
      | ~ ssItem(X0)
      | ~ memberP(sk6,X0) ),
    inference(component_clause,[status(thm)],[f594]) ).

fof(f597,plain,
    ( ~ sQ4_spl
    | ~ sQ5_spl
    | sQ21_spl ),
    inference(split_clause,[status(thm)],[f589,f594,f495,f492]) ).

fof(f600,plain,
    ! [X0] :
      ( app(sk3,X0) = app(sk6,app(sk5,X0))
      | ~ ssList(sk6)
      | ~ ssList(sk5)
      | ~ ssList(X0) ),
    inference(paramodulation,[status(thm)],[f438,f367]) ).

fof(f601,plain,
    ! [X0] :
      ( app(sk4,X0) = app(sk5,app(sk6,X0))
      | ~ ssList(sk5)
      | ~ ssList(sk6)
      | ~ ssList(X0) ),
    inference(paramodulation,[status(thm)],[f437,f367]) ).

fof(f602,definition,
    ! [X0] :
      ( sQ22_spl
    <=> ( app(sk3,X0) = app(sk6,app(sk5,X0))
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ22_spl])],[split_symbol_definition]) ).

fof(f603,plain,
    ! [X0] :
      ( ~ sQ22_spl
      | app(sk3,X0) = app(sk6,app(sk5,X0))
      | ~ ssList(X0) ),
    inference(component_clause,[status(thm)],[f602]) ).

fof(f605,plain,
    ( ~ sQ5_spl
    | ~ sQ4_spl
    | sQ22_spl ),
    inference(split_clause,[status(thm)],[f600,f602,f492,f495]) ).

fof(f606,definition,
    ! [X0] :
      ( sQ23_spl
    <=> ( app(sk4,X0) = app(sk5,app(sk6,X0))
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ23_spl])],[split_symbol_definition]) ).

fof(f607,plain,
    ! [X0] :
      ( ~ sQ23_spl
      | app(sk4,X0) = app(sk5,app(sk6,X0))
      | ~ ssList(X0) ),
    inference(component_clause,[status(thm)],[f606]) ).

fof(f609,plain,
    ( ~ sQ4_spl
    | ~ sQ5_spl
    | sQ23_spl ),
    inference(split_clause,[status(thm)],[f601,f606,f495,f492]) ).

fof(f610,plain,
    ( ~ sQ22_spl
    | app(sk3,sk6) = app(sk6,sk4)
    | ~ ssList(sk6) ),
    inference(paramodulation,[status(thm)],[f437,f603]) ).

fof(f611,definition,
    ( sQ24_spl
  <=> app(sk3,sk6) = app(sk6,sk4) ),
    introduced(definition,[new_symbols(definition,[sQ24_spl])],[split_symbol_definition]) ).

fof(f612,plain,
    ( ~ sQ24_spl
    | app(sk3,sk6) = app(sk6,sk4) ),
    inference(component_clause,[status(thm)],[f611]) ).

fof(f614,plain,
    ( ~ sQ22_spl
    | sQ24_spl
    | ~ sQ5_spl ),
    inference(split_clause,[status(thm)],[f610,f495,f611,f602]) ).

fof(f615,plain,
    ! [X0] :
      ( cons(X0,sk3) = app(cons(X0,sk6),sk5)
      | ~ ssList(sk5)
      | ~ ssList(sk6)
      | ~ ssItem(X0) ),
    inference(paramodulation,[status(thm)],[f438,f382]) ).

fof(f616,plain,
    ! [X0] :
      ( cons(X0,sk4) = app(cons(X0,sk5),sk6)
      | ~ ssList(sk6)
      | ~ ssList(sk5)
      | ~ ssItem(X0) ),
    inference(paramodulation,[status(thm)],[f437,f382]) ).

fof(f617,definition,
    ! [X0] :
      ( sQ25_spl
    <=> ( cons(X0,sk3) = app(cons(X0,sk6),sk5)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ25_spl])],[split_symbol_definition]) ).

fof(f620,plain,
    ( ~ sQ4_spl
    | ~ sQ5_spl
    | sQ25_spl ),
    inference(split_clause,[status(thm)],[f615,f617,f495,f492]) ).

fof(f621,definition,
    ! [X0] :
      ( sQ26_spl
    <=> ( cons(X0,sk4) = app(cons(X0,sk5),sk6)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ26_spl])],[split_symbol_definition]) ).

fof(f624,plain,
    ( ~ sQ5_spl
    | ~ sQ4_spl
    | sQ26_spl ),
    inference(split_clause,[status(thm)],[f616,f621,f492,f495]) ).

fof(f627,plain,
    ! [X0] :
      ( memberP(sk6,X0)
      | memberP(sk5,X0)
      | ~ ssItem(X0)
      | ~ ssList(sk6)
      | ~ ssList(sk5)
      | ~ memberP(sk3,X0) ),
    inference(paramodulation,[status(thm)],[f438,f384]) ).

fof(f628,plain,
    ! [X0] :
      ( memberP(sk5,X0)
      | memberP(sk6,X0)
      | ~ ssItem(X0)
      | ~ ssList(sk5)
      | ~ ssList(sk6)
      | ~ memberP(sk4,X0) ),
    inference(paramodulation,[status(thm)],[f437,f384]) ).

fof(f629,definition,
    ! [X0] :
      ( sQ27_spl
    <=> ( memberP(sk6,X0)
        | memberP(sk5,X0)
        | ~ ssItem(X0)
        | ~ memberP(sk3,X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ27_spl])],[split_symbol_definition]) ).

fof(f632,plain,
    ( ~ sQ5_spl
    | ~ sQ4_spl
    | sQ27_spl ),
    inference(split_clause,[status(thm)],[f627,f629,f492,f495]) ).

fof(f633,definition,
    ! [X0] :
      ( sQ28_spl
    <=> ( memberP(sk5,X0)
        | memberP(sk6,X0)
        | ~ ssItem(X0)
        | ~ memberP(sk4,X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ28_spl])],[split_symbol_definition]) ).

fof(f636,plain,
    ( ~ sQ4_spl
    | ~ sQ5_spl
    | sQ28_spl ),
    inference(split_clause,[status(thm)],[f628,f633,f495,f492]) ).

fof(f638,plain,
    ! [X0] :
      ( ~ sQ24_spl
      | memberP(sk3,X0)
      | memberP(sk6,X0)
      | ~ ssItem(X0)
      | ~ ssList(sk3)
      | ~ ssList(sk6)
      | ~ memberP(app(sk6,sk4),X0) ),
    inference(paramodulation,[status(thm)],[f612,f384]) ).

fof(f639,plain,
    ! [X0] :
      ( ~ sQ24_spl
      | cons(X0,app(sk6,sk4)) = app(cons(X0,sk3),sk6)
      | ~ ssList(sk6)
      | ~ ssList(sk3)
      | ~ ssItem(X0) ),
    inference(paramodulation,[status(thm)],[f612,f382]) ).

fof(f640,plain,
    ! [X0] :
      ( ~ sQ24_spl
      | app(app(sk6,sk4),X0) = app(sk3,app(sk6,X0))
      | ~ ssList(sk3)
      | ~ ssList(sk6)
      | ~ ssList(X0) ),
    inference(paramodulation,[status(thm)],[f612,f367]) ).

fof(f641,plain,
    ! [X0] :
      ( ~ sQ24_spl
      | memberP(app(sk6,sk4),X0)
      | ~ ssItem(X0)
      | ~ ssList(sk3)
      | ~ ssList(sk6)
      | ~ memberP(sk6,X0) ),
    inference(paramodulation,[status(thm)],[f612,f354]) ).

fof(f642,plain,
    ! [X0] :
      ( ~ sQ24_spl
      | memberP(app(sk6,sk4),X0)
      | ~ ssItem(X0)
      | ~ ssList(sk3)
      | ~ ssList(sk6)
      | ~ memberP(sk3,X0) ),
    inference(paramodulation,[status(thm)],[f612,f353]) ).

fof(f643,plain,
    ! [X0] :
      ( ~ sQ24_spl
      | X0 = sk3
      | ~ ssList(sk3)
      | ~ ssList(sk6)
      | ~ ssList(X0)
      | app(X0,sk6) != app(sk6,sk4) ),
    inference(paramodulation,[status(thm)],[f612,f371]) ).

fof(f645,plain,
    ! [X0] :
      ( ~ sQ24_spl
      | X0 = sk6
      | ~ ssList(sk6)
      | ~ ssList(sk3)
      | ~ ssList(X0)
      | app(sk3,X0) != app(sk6,sk4) ),
    inference(paramodulation,[status(thm)],[f612,f369]) ).

fof(f647,plain,
    ( ~ sQ24_spl
    | ssList(app(sk6,sk4))
    | ~ ssList(sk3)
    | ~ ssList(sk6) ),
    inference(paramodulation,[status(thm)],[f612,f284]) ).

fof(f655,definition,
    ! [X0] :
      ( sQ31_spl
    <=> ( memberP(sk3,X0)
        | memberP(sk6,X0)
        | ~ ssItem(X0)
        | ~ memberP(app(sk6,sk4),X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ31_spl])],[split_symbol_definition]) ).

fof(f656,plain,
    ! [X0] :
      ( ~ sQ31_spl
      | memberP(sk3,X0)
      | memberP(sk6,X0)
      | ~ ssItem(X0)
      | ~ memberP(app(sk6,sk4),X0) ),
    inference(component_clause,[status(thm)],[f655]) ).

fof(f658,plain,
    ( ~ sQ24_spl
    | ~ sQ6_spl
    | ~ sQ5_spl
    | sQ31_spl ),
    inference(split_clause,[status(thm)],[f638,f655,f495,f498,f611]) ).

fof(f659,definition,
    ! [X0] :
      ( sQ32_spl
    <=> ( cons(X0,app(sk6,sk4)) = app(cons(X0,sk3),sk6)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ32_spl])],[split_symbol_definition]) ).

fof(f662,plain,
    ( ~ sQ24_spl
    | ~ sQ5_spl
    | ~ sQ6_spl
    | sQ32_spl ),
    inference(split_clause,[status(thm)],[f639,f659,f498,f495,f611]) ).

fof(f663,definition,
    ! [X0] :
      ( sQ33_spl
    <=> ( app(app(sk6,sk4),X0) = app(sk3,app(sk6,X0))
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ33_spl])],[split_symbol_definition]) ).

fof(f666,plain,
    ( ~ sQ24_spl
    | ~ sQ6_spl
    | ~ sQ5_spl
    | sQ33_spl ),
    inference(split_clause,[status(thm)],[f640,f663,f495,f498,f611]) ).

fof(f667,definition,
    ! [X0] :
      ( sQ34_spl
    <=> ( memberP(app(sk6,sk4),X0)
        | ~ ssItem(X0)
        | ~ memberP(sk6,X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ34_spl])],[split_symbol_definition]) ).

fof(f668,plain,
    ! [X0] :
      ( ~ sQ34_spl
      | memberP(app(sk6,sk4),X0)
      | ~ ssItem(X0)
      | ~ memberP(sk6,X0) ),
    inference(component_clause,[status(thm)],[f667]) ).

fof(f670,plain,
    ( ~ sQ24_spl
    | ~ sQ6_spl
    | ~ sQ5_spl
    | sQ34_spl ),
    inference(split_clause,[status(thm)],[f641,f667,f495,f498,f611]) ).

fof(f671,definition,
    ! [X0] :
      ( sQ35_spl
    <=> ( memberP(app(sk6,sk4),X0)
        | ~ ssItem(X0)
        | ~ memberP(sk3,X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ35_spl])],[split_symbol_definition]) ).

fof(f672,plain,
    ! [X0] :
      ( ~ sQ35_spl
      | memberP(app(sk6,sk4),X0)
      | ~ ssItem(X0)
      | ~ memberP(sk3,X0) ),
    inference(component_clause,[status(thm)],[f671]) ).

fof(f674,plain,
    ( ~ sQ24_spl
    | ~ sQ6_spl
    | ~ sQ5_spl
    | sQ35_spl ),
    inference(split_clause,[status(thm)],[f642,f671,f495,f498,f611]) ).

fof(f675,definition,
    ! [X0] :
      ( sQ36_spl
    <=> ( X0 = sk3
        | ~ ssList(X0)
        | app(X0,sk6) != app(sk6,sk4) ) ),
    introduced(definition,[new_symbols(definition,[sQ36_spl])],[split_symbol_definition]) ).

fof(f678,plain,
    ( ~ sQ24_spl
    | ~ sQ6_spl
    | ~ sQ5_spl
    | sQ36_spl ),
    inference(split_clause,[status(thm)],[f643,f675,f495,f498,f611]) ).

fof(f680,definition,
    ! [X0] :
      ( sQ37_spl
    <=> ( X0 = sk6
        | ~ ssList(X0)
        | app(sk3,X0) != app(sk6,sk4) ) ),
    introduced(definition,[new_symbols(definition,[sQ37_spl])],[split_symbol_definition]) ).

fof(f683,plain,
    ( ~ sQ24_spl
    | ~ sQ5_spl
    | ~ sQ6_spl
    | sQ37_spl ),
    inference(split_clause,[status(thm)],[f645,f680,f498,f495,f611]) ).

fof(f685,definition,
    ( sQ38_spl
  <=> ssList(app(sk6,sk4)) ),
    introduced(definition,[new_symbols(definition,[sQ38_spl])],[split_symbol_definition]) ).

fof(f688,plain,
    ( ~ sQ24_spl
    | sQ38_spl
    | ~ sQ6_spl
    | ~ sQ5_spl ),
    inference(split_clause,[status(thm)],[f647,f495,f498,f685,f611]) ).

fof(f689,plain,
    ! [X0] :
      ( ~ sQ31_spl
      | ~ sQ18_spl
      | memberP(sk3,X0)
      | ~ ssItem(X0)
      | ~ memberP(app(sk6,sk4),X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f656,f581]) ).

fof(f690,plain,
    ( ~ sQ23_spl
    | app(sk4,sk5) = app(sk5,sk3)
    | ~ ssList(sk5) ),
    inference(paramodulation,[status(thm)],[f438,f607]) ).

fof(f691,definition,
    ( sQ39_spl
  <=> app(sk4,sk5) = app(sk5,sk3) ),
    introduced(definition,[new_symbols(definition,[sQ39_spl])],[split_symbol_definition]) ).

fof(f692,plain,
    ( ~ sQ39_spl
    | app(sk4,sk5) = app(sk5,sk3) ),
    inference(component_clause,[status(thm)],[f691]) ).

fof(f694,plain,
    ( ~ sQ23_spl
    | sQ39_spl
    | ~ sQ4_spl ),
    inference(split_clause,[status(thm)],[f690,f492,f691,f606]) ).

fof(f695,plain,
    ( ~ sQ39_spl
    | ~ sQ16_spl
    | sk6 = sk4
    | ~ ssList(sk4)
    | sk3 != app(sk5,sk3) ),
    inference(paramodulation,[status(thm)],[f692,f560]) ).

fof(f696,plain,
    ! [X0] :
      ( ~ sQ39_spl
      | memberP(sk4,X0)
      | memberP(sk5,X0)
      | ~ ssItem(X0)
      | ~ ssList(sk4)
      | ~ ssList(sk5)
      | ~ memberP(app(sk5,sk3),X0) ),
    inference(paramodulation,[status(thm)],[f692,f384]) ).

fof(f697,plain,
    ! [X0] :
      ( ~ sQ39_spl
      | cons(X0,app(sk5,sk3)) = app(cons(X0,sk4),sk5)
      | ~ ssList(sk5)
      | ~ ssList(sk4)
      | ~ ssItem(X0) ),
    inference(paramodulation,[status(thm)],[f692,f382]) ).

fof(f698,plain,
    ! [X0] :
      ( ~ sQ39_spl
      | app(app(sk5,sk3),X0) = app(sk4,app(sk5,X0))
      | ~ ssList(sk4)
      | ~ ssList(sk5)
      | ~ ssList(X0) ),
    inference(paramodulation,[status(thm)],[f692,f367]) ).

fof(f699,plain,
    ! [X0] :
      ( ~ sQ39_spl
      | memberP(app(sk5,sk3),X0)
      | ~ ssItem(X0)
      | ~ ssList(sk4)
      | ~ ssList(sk5)
      | ~ memberP(sk5,X0) ),
    inference(paramodulation,[status(thm)],[f692,f354]) ).

fof(f700,plain,
    ! [X0] :
      ( ~ sQ39_spl
      | memberP(app(sk5,sk3),X0)
      | ~ ssItem(X0)
      | ~ ssList(sk4)
      | ~ ssList(sk5)
      | ~ memberP(sk4,X0) ),
    inference(paramodulation,[status(thm)],[f692,f353]) ).

fof(f701,plain,
    ! [X0] :
      ( ~ sQ39_spl
      | X0 = sk4
      | ~ ssList(sk4)
      | ~ ssList(sk5)
      | ~ ssList(X0)
      | app(X0,sk5) != app(sk5,sk3) ),
    inference(paramodulation,[status(thm)],[f692,f371]) ).

fof(f703,plain,
    ! [X0] :
      ( ~ sQ39_spl
      | X0 = sk5
      | ~ ssList(sk5)
      | ~ ssList(sk4)
      | ~ ssList(X0)
      | app(sk4,X0) != app(sk5,sk3) ),
    inference(paramodulation,[status(thm)],[f692,f369]) ).

fof(f705,plain,
    ( ~ sQ39_spl
    | ssList(app(sk5,sk3))
    | ~ ssList(sk4)
    | ~ ssList(sk5) ),
    inference(paramodulation,[status(thm)],[f692,f284]) ).

fof(f706,definition,
    ( sQ40_spl
  <=> sk3 = app(sk5,sk3) ),
    introduced(definition,[new_symbols(definition,[sQ40_spl])],[split_symbol_definition]) ).

fof(f709,definition,
    ( sQ41_spl
  <=> sk6 = sk4 ),
    introduced(definition,[new_symbols(definition,[sQ41_spl])],[split_symbol_definition]) ).

fof(f712,plain,
    ( ~ sQ39_spl
    | ~ sQ16_spl
    | sQ41_spl
    | ~ sQ7_spl
    | ~ sQ40_spl ),
    inference(split_clause,[status(thm)],[f695,f706,f502,f709,f559,f691]) ).

fof(f713,definition,
    ! [X0] :
      ( sQ42_spl
    <=> ( memberP(sk4,X0)
        | memberP(sk5,X0)
        | ~ ssItem(X0)
        | ~ memberP(app(sk5,sk3),X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ42_spl])],[split_symbol_definition]) ).

fof(f716,plain,
    ( ~ sQ39_spl
    | ~ sQ7_spl
    | ~ sQ4_spl
    | sQ42_spl ),
    inference(split_clause,[status(thm)],[f696,f713,f492,f502,f691]) ).

fof(f717,definition,
    ! [X0] :
      ( sQ43_spl
    <=> ( cons(X0,app(sk5,sk3)) = app(cons(X0,sk4),sk5)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ43_spl])],[split_symbol_definition]) ).

fof(f720,plain,
    ( ~ sQ39_spl
    | ~ sQ4_spl
    | ~ sQ7_spl
    | sQ43_spl ),
    inference(split_clause,[status(thm)],[f697,f717,f502,f492,f691]) ).

fof(f721,definition,
    ! [X0] :
      ( sQ44_spl
    <=> ( app(app(sk5,sk3),X0) = app(sk4,app(sk5,X0))
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ44_spl])],[split_symbol_definition]) ).

fof(f724,plain,
    ( ~ sQ39_spl
    | ~ sQ7_spl
    | ~ sQ4_spl
    | sQ44_spl ),
    inference(split_clause,[status(thm)],[f698,f721,f492,f502,f691]) ).

fof(f725,definition,
    ! [X0] :
      ( sQ45_spl
    <=> ( memberP(app(sk5,sk3),X0)
        | ~ ssItem(X0)
        | ~ memberP(sk5,X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ45_spl])],[split_symbol_definition]) ).

fof(f728,plain,
    ( ~ sQ39_spl
    | ~ sQ7_spl
    | ~ sQ4_spl
    | sQ45_spl ),
    inference(split_clause,[status(thm)],[f699,f725,f492,f502,f691]) ).

fof(f729,definition,
    ! [X0] :
      ( sQ46_spl
    <=> ( memberP(app(sk5,sk3),X0)
        | ~ ssItem(X0)
        | ~ memberP(sk4,X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ46_spl])],[split_symbol_definition]) ).

fof(f732,plain,
    ( ~ sQ39_spl
    | ~ sQ7_spl
    | ~ sQ4_spl
    | sQ46_spl ),
    inference(split_clause,[status(thm)],[f700,f729,f492,f502,f691]) ).

fof(f733,definition,
    ! [X0] :
      ( sQ47_spl
    <=> ( X0 = sk4
        | ~ ssList(X0)
        | app(X0,sk5) != app(sk5,sk3) ) ),
    introduced(definition,[new_symbols(definition,[sQ47_spl])],[split_symbol_definition]) ).

fof(f736,plain,
    ( ~ sQ39_spl
    | ~ sQ7_spl
    | ~ sQ4_spl
    | sQ47_spl ),
    inference(split_clause,[status(thm)],[f701,f733,f492,f502,f691]) ).

fof(f738,definition,
    ! [X0] :
      ( sQ48_spl
    <=> ( X0 = sk5
        | ~ ssList(X0)
        | app(sk4,X0) != app(sk5,sk3) ) ),
    introduced(definition,[new_symbols(definition,[sQ48_spl])],[split_symbol_definition]) ).

fof(f741,plain,
    ( ~ sQ39_spl
    | ~ sQ4_spl
    | ~ sQ7_spl
    | sQ48_spl ),
    inference(split_clause,[status(thm)],[f703,f738,f502,f492,f691]) ).

fof(f743,definition,
    ( sQ49_spl
  <=> ssList(app(sk5,sk3)) ),
    introduced(definition,[new_symbols(definition,[sQ49_spl])],[split_symbol_definition]) ).

fof(f746,plain,
    ( ~ sQ39_spl
    | sQ49_spl
    | ~ sQ7_spl
    | ~ sQ4_spl ),
    inference(split_clause,[status(thm)],[f705,f492,f502,f743,f691]) ).

fof(f748,plain,
    ! [X0] :
      ( ~ sQ31_spl
      | ~ sQ18_spl
      | ~ ssItem(X0)
      | ~ ssList(sk6)
      | ~ ssList(sk4)
      | ~ memberP(sk4,X0)
      | memberP(sk3,X0)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f689,f354]) ).

fof(f749,plain,
    ! [X0] :
      ( ~ sQ31_spl
      | ~ sQ18_spl
      | ~ ssItem(X0)
      | ~ ssList(sk6)
      | ~ ssList(sk4)
      | ~ memberP(sk6,X0)
      | memberP(sk3,X0)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f689,f353]) ).

fof(f750,definition,
    ! [X0] :
      ( sQ50_spl
    <=> ( ~ ssItem(X0)
        | ~ memberP(sk4,X0)
        | memberP(sk3,X0)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ50_spl])],[split_symbol_definition]) ).

fof(f751,plain,
    ! [X0] :
      ( ~ sQ50_spl
      | ~ ssItem(X0)
      | ~ memberP(sk4,X0)
      | memberP(sk3,X0)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f750]) ).

fof(f753,plain,
    ( ~ sQ31_spl
    | ~ sQ18_spl
    | ~ sQ5_spl
    | ~ sQ7_spl
    | sQ50_spl ),
    inference(split_clause,[status(thm)],[f748,f750,f502,f495,f580,f655]) ).

fof(f754,definition,
    ! [X0] :
      ( sQ51_spl
    <=> ( ~ ssItem(X0)
        | ~ memberP(sk6,X0)
        | memberP(sk3,X0)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ51_spl])],[split_symbol_definition]) ).

fof(f757,plain,
    ( ~ sQ31_spl
    | ~ sQ18_spl
    | ~ sQ5_spl
    | ~ sQ7_spl
    | sQ51_spl ),
    inference(split_clause,[status(thm)],[f749,f754,f502,f495,f580,f655]) ).

fof(f758,plain,
    ! [X0] :
      ( ~ sQ50_spl
      | ~ memberP(sk4,X0)
      | memberP(sk3,X0)
      | ~ ssItem(X0) ),
    inference(duplicate_literals_removal,[status(thm)],[f751]) ).

fof(f760,plain,
    ( ~ sQ2_spl
    | ~ sQ50_spl
    | memberP(sk3,sk7)
    | ~ ssItem(sk7) ),
    inference(resolution,[status(thm)],[f758,f508]) ).

fof(f761,definition,
    ( sQ52_spl
  <=> ssItem(sk7) ),
    introduced(definition,[new_symbols(definition,[sQ52_spl])],[split_symbol_definition]) ).

fof(f763,plain,
    ( sQ52_spl
    | ~ ssItem(sk7) ),
    inference(component_clause,[status(thm)],[f761]) ).

fof(f764,definition,
    ( sQ53_spl
  <=> memberP(sk3,sk7) ),
    introduced(definition,[new_symbols(definition,[sQ53_spl])],[split_symbol_definition]) ).

fof(f765,plain,
    ( ~ sQ53_spl
    | memberP(sk3,sk7) ),
    inference(component_clause,[status(thm)],[f764]) ).

fof(f767,plain,
    ( ~ sQ2_spl
    | ~ sQ50_spl
    | sQ53_spl
    | ~ sQ52_spl ),
    inference(split_clause,[status(thm)],[f760,f761,f764,f750,f449]) ).

fof(f768,plain,
    ( sQ52_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f763,f439]) ).

fof(f769,plain,
    sQ52_spl,
    inference(contradiction_clause,[status(thm)],[f768]) ).

fof(f770,plain,
    ( ~ sQ53_spl
    | sQ3_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f765,f509]) ).

fof(f771,plain,
    ( ~ sQ53_spl
    | sQ3_spl ),
    inference(contradiction_clause,[status(thm)],[f770]) ).

fof(f773,plain,
    ! [X0] :
      ( ~ sQ34_spl
      | memberP(sk6,X0)
      | memberP(sk4,X0)
      | ~ ssItem(X0)
      | ~ ssList(sk6)
      | ~ ssList(sk4)
      | ~ ssItem(X0)
      | ~ memberP(sk6,X0) ),
    inference(resolution,[status(thm)],[f668,f384]) ).

fof(f775,definition,
    ! [X0] :
      ( sQ54_spl
    <=> ( memberP(sk6,X0)
        | memberP(sk4,X0)
        | ~ ssItem(X0)
        | ~ ssItem(X0)
        | ~ memberP(sk6,X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ54_spl])],[split_symbol_definition]) ).

fof(f778,plain,
    ( ~ sQ34_spl
    | ~ sQ5_spl
    | ~ sQ7_spl
    | sQ54_spl ),
    inference(split_clause,[status(thm)],[f773,f775,f502,f495,f667]) ).

fof(f780,plain,
    ! [X0] :
      ( ~ sQ35_spl
      | memberP(sk6,X0)
      | memberP(sk4,X0)
      | ~ ssItem(X0)
      | ~ ssList(sk6)
      | ~ ssList(sk4)
      | ~ ssItem(X0)
      | ~ memberP(sk3,X0) ),
    inference(resolution,[status(thm)],[f672,f384]) ).

fof(f781,definition,
    ! [X0] :
      ( sQ55_spl
    <=> ( memberP(sk6,X0)
        | memberP(sk4,X0)
        | ~ ssItem(X0)
        | ~ ssItem(X0)
        | ~ memberP(sk3,X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ55_spl])],[split_symbol_definition]) ).

fof(f782,plain,
    ! [X0] :
      ( ~ sQ55_spl
      | memberP(sk6,X0)
      | memberP(sk4,X0)
      | ~ ssItem(X0)
      | ~ ssItem(X0)
      | ~ memberP(sk3,X0) ),
    inference(component_clause,[status(thm)],[f781]) ).

fof(f784,plain,
    ( ~ sQ35_spl
    | ~ sQ5_spl
    | ~ sQ7_spl
    | sQ55_spl ),
    inference(split_clause,[status(thm)],[f780,f781,f502,f495,f671]) ).

fof(f785,plain,
    ! [X0] :
      ( ~ sQ55_spl
      | memberP(sk6,X0)
      | memberP(sk4,X0)
      | ~ ssItem(X0)
      | ~ memberP(sk3,X0) ),
    inference(duplicate_literals_removal,[status(thm)],[f782]) ).

fof(f786,plain,
    ! [X0] :
      ( ~ sQ55_spl
      | ~ sQ21_spl
      | memberP(sk4,X0)
      | ~ ssItem(X0)
      | ~ memberP(sk3,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f785,f595]) ).

fof(f787,plain,
    ( ~ sQ3_spl
    | ~ sQ55_spl
    | ~ sQ21_spl
    | memberP(sk4,sk7)
    | ~ ssItem(sk7) ),
    inference(resolution,[status(thm)],[f786,f489]) ).

fof(f788,definition,
    ( sQ56_spl
  <=> memberP(sk4,sk7) ),
    introduced(definition,[new_symbols(definition,[sQ56_spl])],[split_symbol_definition]) ).

fof(f789,plain,
    ( ~ sQ56_spl
    | memberP(sk4,sk7) ),
    inference(component_clause,[status(thm)],[f788]) ).

fof(f791,plain,
    ( ~ sQ3_spl
    | ~ sQ55_spl
    | ~ sQ21_spl
    | sQ56_spl
    | ~ sQ52_spl ),
    inference(split_clause,[status(thm)],[f787,f761,f788,f594,f781,f452]) ).

fof(f792,plain,
    ( ~ sQ56_spl
    | sQ2_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f789,f488]) ).

fof(f793,plain,
    ( ~ sQ56_spl
    | sQ2_spl ),
    inference(contradiction_clause,[status(thm)],[f792]) ).

fof(f794,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f455,f456,f501,f505,f507,f511,f520,f524,f539,f549,f562,f566,f583,f587,f593,f597,f605,f609,f614,f620,f624,f632,f636,f658,f662,f666,f670,f674,f678,f683,f688,f694,f712,f716,f720,f724,f728,f732,f736,f741,f746,f753,f757,f767,f769,f771,f778,f784,f791,f793]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02  % Problem  : SWC378-1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.04  % Command  : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.08/0.35  % Computer : n014.cluster.edu
% 0.08/0.35  % Model    : x86_64 x86_64
% 0.08/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.35  % Memory   : 8046.5625MB
% 0.08/0.35  % OS       : Linux 6.8.0-71-generic
% 0.08/0.35  % CPULimit : 300
% 0.08/0.35  % WCLimit  : 300
% 0.08/0.35  % DateTime : Mon Sep 21 08:19:34 UTC 2026
% 0.08/0.35  % CPUTime  : 
% 0.08/0.37  % Drodi V4.1.1
% 0.12/0.39  % Refutation found
% 0.12/0.39  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.12/0.39  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.12/0.42  % Elapsed time: 0.060352 seconds
% 0.12/0.42  % CPU time: 0.182131 seconds
% 0.12/0.42  % Total memory used: 109.705 MB
% 0.12/0.42  % Net memory used: 109.524 MB
%------------------------------------------------------------------------------