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Drodi---4.1.1.UNS-CRf.s

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%------------------------------------------------------------------------------
% File     : Drodi---4.1.1
% Problem  : GRP315-1 : TPTP v9.3.1. Released v2.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p

% Computer : n016.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 12:33:23 PM UTC 2026

% Result   : Unsatisfiable 0.10s 0.42s
% Output   : CNFRefutation 0.10s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   23
%            Number of leaves      :   44
% Syntax   : Number of formulae    :  220 (  16 unt;  23 def)
%            Number of atoms       :  701 ( 235 equ)
%            Maximal formula atoms :    9 (   3 avg)
%            Number of connectives :  911 ( 430   ~; 458   |;   0   &)
%                                         (  23 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   14 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :   25 (  23 usr;  24 prp; 0-2 aty)
%            Number of functors    :   10 (  10 usr;   8 con; 0-2 aty)
%            Number of variables   :   44 (  44   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X] : multiply(identity,X) = X,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f2,axiom,
    ! [X] : multiply(inverse(X),X) = identity,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f3,axiom,
    ! [X,Y,Z] : multiply(multiply(X,Y),Z) = multiply(X,multiply(Y,Z)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f4,negated_conjecture,
    multiply(sk_c6,sk_c7) = sk_c5,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f5,negated_conjecture,
    ( inverse(sk_c3) = sk_c7
    | multiply(sk_c1,sk_c7) = sk_c6 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f6,negated_conjecture,
    ( multiply(sk_c3,sk_c6) = sk_c7
    | multiply(sk_c1,sk_c7) = sk_c6 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f7,negated_conjecture,
    ( inverse(sk_c4) = sk_c6
    | multiply(sk_c1,sk_c7) = sk_c6 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f8,negated_conjecture,
    ( multiply(sk_c4,sk_c5) = sk_c6
    | multiply(sk_c1,sk_c7) = sk_c6 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f9,negated_conjecture,
    ( inverse(sk_c3) = sk_c7
    | inverse(sk_c1) = sk_c7 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f10,negated_conjecture,
    ( multiply(sk_c3,sk_c6) = sk_c7
    | inverse(sk_c1) = sk_c7 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f11,negated_conjecture,
    ( inverse(sk_c4) = sk_c6
    | inverse(sk_c1) = sk_c7 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f12,negated_conjecture,
    ( multiply(sk_c4,sk_c5) = sk_c6
    | inverse(sk_c1) = sk_c7 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f13,negated_conjecture,
    ( inverse(sk_c3) = sk_c7
    | multiply(sk_c2,sk_c6) = sk_c5 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f14,negated_conjecture,
    ( multiply(sk_c3,sk_c6) = sk_c7
    | multiply(sk_c2,sk_c6) = sk_c5 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f15,negated_conjecture,
    ( inverse(sk_c4) = sk_c6
    | multiply(sk_c2,sk_c6) = sk_c5 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f16,negated_conjecture,
    ( multiply(sk_c4,sk_c5) = sk_c6
    | multiply(sk_c2,sk_c6) = sk_c5 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f17,negated_conjecture,
    ( inverse(sk_c3) = sk_c7
    | inverse(sk_c2) = sk_c6 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f18,negated_conjecture,
    ( multiply(sk_c3,sk_c6) = sk_c7
    | inverse(sk_c2) = sk_c6 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f19,negated_conjecture,
    ( inverse(sk_c4) = sk_c6
    | inverse(sk_c2) = sk_c6 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f20,negated_conjecture,
    ( multiply(sk_c4,sk_c5) = sk_c6
    | inverse(sk_c2) = sk_c6 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f21,negated_conjecture,
    ! [X3,X4,X1,X2] :
      ( multiply(X2,sk_c5) != sk_c6
      | inverse(X2) != sk_c6
      | multiply(X1,sk_c6) != sk_c7
      | inverse(X1) != sk_c7
      | inverse(X4) != sk_c6
      | multiply(X4,sk_c6) != sk_c5
      | inverse(X3) != sk_c7
      | multiply(X3,sk_c7) != sk_c6
      | multiply(sk_c6,sk_c7) != sk_c5 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f22,plain,
    ! [X0] : multiply(identity,X0) = X0,
    inference(cnf_transformation,[status(thm)],[f1]) ).

fof(f23,plain,
    ! [X0] : multiply(inverse(X0),X0) = identity,
    inference(cnf_transformation,[status(thm)],[f2]) ).

fof(f24,plain,
    ! [X0,X1,X2] : multiply(multiply(X0,X1),X2) = multiply(X0,multiply(X1,X2)),
    inference(cnf_transformation,[status(thm)],[f3]) ).

fof(f25,plain,
    multiply(sk_c6,sk_c7) = sk_c5,
    inference(cnf_transformation,[status(thm)],[f4]) ).

fof(f26,plain,
    ( inverse(sk_c3) = sk_c7
    | multiply(sk_c1,sk_c7) = sk_c6 ),
    inference(cnf_transformation,[status(thm)],[f5]) ).

fof(f27,plain,
    ( multiply(sk_c3,sk_c6) = sk_c7
    | multiply(sk_c1,sk_c7) = sk_c6 ),
    inference(cnf_transformation,[status(thm)],[f6]) ).

fof(f28,plain,
    ( inverse(sk_c4) = sk_c6
    | multiply(sk_c1,sk_c7) = sk_c6 ),
    inference(cnf_transformation,[status(thm)],[f7]) ).

fof(f29,plain,
    ( multiply(sk_c4,sk_c5) = sk_c6
    | multiply(sk_c1,sk_c7) = sk_c6 ),
    inference(cnf_transformation,[status(thm)],[f8]) ).

fof(f30,plain,
    ( inverse(sk_c3) = sk_c7
    | inverse(sk_c1) = sk_c7 ),
    inference(cnf_transformation,[status(thm)],[f9]) ).

fof(f31,plain,
    ( multiply(sk_c3,sk_c6) = sk_c7
    | inverse(sk_c1) = sk_c7 ),
    inference(cnf_transformation,[status(thm)],[f10]) ).

fof(f32,plain,
    ( inverse(sk_c4) = sk_c6
    | inverse(sk_c1) = sk_c7 ),
    inference(cnf_transformation,[status(thm)],[f11]) ).

fof(f33,plain,
    ( multiply(sk_c4,sk_c5) = sk_c6
    | inverse(sk_c1) = sk_c7 ),
    inference(cnf_transformation,[status(thm)],[f12]) ).

fof(f34,plain,
    ( inverse(sk_c3) = sk_c7
    | multiply(sk_c2,sk_c6) = sk_c5 ),
    inference(cnf_transformation,[status(thm)],[f13]) ).

fof(f35,plain,
    ( multiply(sk_c3,sk_c6) = sk_c7
    | multiply(sk_c2,sk_c6) = sk_c5 ),
    inference(cnf_transformation,[status(thm)],[f14]) ).

fof(f36,plain,
    ( inverse(sk_c4) = sk_c6
    | multiply(sk_c2,sk_c6) = sk_c5 ),
    inference(cnf_transformation,[status(thm)],[f15]) ).

fof(f37,plain,
    ( multiply(sk_c4,sk_c5) = sk_c6
    | multiply(sk_c2,sk_c6) = sk_c5 ),
    inference(cnf_transformation,[status(thm)],[f16]) ).

fof(f38,plain,
    ( inverse(sk_c3) = sk_c7
    | inverse(sk_c2) = sk_c6 ),
    inference(cnf_transformation,[status(thm)],[f17]) ).

fof(f39,plain,
    ( multiply(sk_c3,sk_c6) = sk_c7
    | inverse(sk_c2) = sk_c6 ),
    inference(cnf_transformation,[status(thm)],[f18]) ).

fof(f40,plain,
    ( inverse(sk_c4) = sk_c6
    | inverse(sk_c2) = sk_c6 ),
    inference(cnf_transformation,[status(thm)],[f19]) ).

fof(f41,plain,
    ( multiply(sk_c4,sk_c5) = sk_c6
    | inverse(sk_c2) = sk_c6 ),
    inference(cnf_transformation,[status(thm)],[f20]) ).

fof(f42,plain,
    ! [X2] :
      ( multiply(X2,sk_c5) != sk_c6
      | inverse(X2) != sk_c6
      | ! [X1] :
          ( multiply(X1,sk_c6) != sk_c7
          | inverse(X1) != sk_c7
          | ! [X4] :
              ( inverse(X4) != sk_c6
              | multiply(X4,sk_c6) != sk_c5
              | ! [X3] :
                  ( inverse(X3) != sk_c7
                  | multiply(X3,sk_c7) != sk_c6
                  | multiply(sk_c6,sk_c7) != sk_c5 ) ) ) ),
    inference(miniscoping,[status(thm)],[f21]) ).

fof(f43,plain,
    ! [X0,X1,X2,X3] :
      ( multiply(X3,sk_c5) != sk_c6
      | inverse(X3) != sk_c6
      | multiply(X2,sk_c6) != sk_c7
      | inverse(X2) != sk_c7
      | inverse(X1) != sk_c6
      | multiply(X1,sk_c6) != sk_c5
      | inverse(X0) != sk_c7
      | multiply(X0,sk_c7) != sk_c6
      | multiply(sk_c6,sk_c7) != sk_c5 ),
    inference(cnf_transformation,[status(thm)],[f42]) ).

fof(f44,definition,
    ( sQ0_spl
  <=> multiply(sk_c1,sk_c7) = sk_c6 ),
    introduced(definition,[new_symbols(definition,[sQ0_spl])],[split_symbol_definition]) ).

fof(f45,plain,
    ( ~ sQ0_spl
    | multiply(sk_c1,sk_c7) = sk_c6 ),
    inference(component_clause,[status(thm)],[f44]) ).

fof(f47,definition,
    ( sQ1_spl
  <=> inverse(sk_c3) = sk_c7 ),
    introduced(definition,[new_symbols(definition,[sQ1_spl])],[split_symbol_definition]) ).

fof(f48,plain,
    ( ~ sQ1_spl
    | inverse(sk_c3) = sk_c7 ),
    inference(component_clause,[status(thm)],[f47]) ).

fof(f50,plain,
    ( sQ1_spl
    | sQ0_spl ),
    inference(split_clause,[status(thm)],[f26,f44,f47]) ).

fof(f51,definition,
    ( sQ2_spl
  <=> multiply(sk_c3,sk_c6) = sk_c7 ),
    introduced(definition,[new_symbols(definition,[sQ2_spl])],[split_symbol_definition]) ).

fof(f52,plain,
    ( ~ sQ2_spl
    | multiply(sk_c3,sk_c6) = sk_c7 ),
    inference(component_clause,[status(thm)],[f51]) ).

fof(f54,plain,
    ( sQ2_spl
    | sQ0_spl ),
    inference(split_clause,[status(thm)],[f27,f44,f51]) ).

fof(f55,definition,
    ( sQ3_spl
  <=> inverse(sk_c4) = sk_c6 ),
    introduced(definition,[new_symbols(definition,[sQ3_spl])],[split_symbol_definition]) ).

fof(f56,plain,
    ( ~ sQ3_spl
    | inverse(sk_c4) = sk_c6 ),
    inference(component_clause,[status(thm)],[f55]) ).

fof(f58,plain,
    ( sQ3_spl
    | sQ0_spl ),
    inference(split_clause,[status(thm)],[f28,f44,f55]) ).

fof(f59,definition,
    ( sQ4_spl
  <=> multiply(sk_c4,sk_c5) = sk_c6 ),
    introduced(definition,[new_symbols(definition,[sQ4_spl])],[split_symbol_definition]) ).

fof(f60,plain,
    ( ~ sQ4_spl
    | multiply(sk_c4,sk_c5) = sk_c6 ),
    inference(component_clause,[status(thm)],[f59]) ).

fof(f62,plain,
    ( sQ4_spl
    | sQ0_spl ),
    inference(split_clause,[status(thm)],[f29,f44,f59]) ).

fof(f63,definition,
    ( sQ5_spl
  <=> inverse(sk_c1) = sk_c7 ),
    introduced(definition,[new_symbols(definition,[sQ5_spl])],[split_symbol_definition]) ).

fof(f64,plain,
    ( ~ sQ5_spl
    | inverse(sk_c1) = sk_c7 ),
    inference(component_clause,[status(thm)],[f63]) ).

fof(f66,plain,
    ( sQ1_spl
    | sQ5_spl ),
    inference(split_clause,[status(thm)],[f30,f63,f47]) ).

fof(f67,plain,
    ( sQ2_spl
    | sQ5_spl ),
    inference(split_clause,[status(thm)],[f31,f63,f51]) ).

fof(f68,plain,
    ( sQ3_spl
    | sQ5_spl ),
    inference(split_clause,[status(thm)],[f32,f63,f55]) ).

fof(f69,plain,
    ( sQ4_spl
    | sQ5_spl ),
    inference(split_clause,[status(thm)],[f33,f63,f59]) ).

fof(f70,definition,
    ( sQ6_spl
  <=> multiply(sk_c2,sk_c6) = sk_c5 ),
    introduced(definition,[new_symbols(definition,[sQ6_spl])],[split_symbol_definition]) ).

fof(f71,plain,
    ( ~ sQ6_spl
    | multiply(sk_c2,sk_c6) = sk_c5 ),
    inference(component_clause,[status(thm)],[f70]) ).

fof(f73,plain,
    ( sQ1_spl
    | sQ6_spl ),
    inference(split_clause,[status(thm)],[f34,f70,f47]) ).

fof(f74,plain,
    ( sQ2_spl
    | sQ6_spl ),
    inference(split_clause,[status(thm)],[f35,f70,f51]) ).

fof(f75,plain,
    ( sQ3_spl
    | sQ6_spl ),
    inference(split_clause,[status(thm)],[f36,f70,f55]) ).

fof(f76,plain,
    ( sQ4_spl
    | sQ6_spl ),
    inference(split_clause,[status(thm)],[f37,f70,f59]) ).

fof(f77,definition,
    ( sQ7_spl
  <=> inverse(sk_c2) = sk_c6 ),
    introduced(definition,[new_symbols(definition,[sQ7_spl])],[split_symbol_definition]) ).

fof(f78,plain,
    ( ~ sQ7_spl
    | inverse(sk_c2) = sk_c6 ),
    inference(component_clause,[status(thm)],[f77]) ).

fof(f80,plain,
    ( sQ1_spl
    | sQ7_spl ),
    inference(split_clause,[status(thm)],[f38,f77,f47]) ).

fof(f81,plain,
    ( sQ2_spl
    | sQ7_spl ),
    inference(split_clause,[status(thm)],[f39,f77,f51]) ).

fof(f82,plain,
    ( sQ3_spl
    | sQ7_spl ),
    inference(split_clause,[status(thm)],[f40,f77,f55]) ).

fof(f83,plain,
    ( sQ4_spl
    | sQ7_spl ),
    inference(split_clause,[status(thm)],[f41,f77,f59]) ).

fof(f84,definition,
    ( sQ8_spl
  <=> multiply(sk_c6,sk_c7) = sk_c5 ),
    introduced(definition,[new_symbols(definition,[sQ8_spl])],[split_symbol_definition]) ).

fof(f86,plain,
    ( sQ8_spl
    | multiply(sk_c6,sk_c7) != sk_c5 ),
    inference(component_clause,[status(thm)],[f84]) ).

fof(f87,definition,
    ! [X0] :
      ( sQ9_spl
    <=> ( inverse(X0) != sk_c7
        | multiply(X0,sk_c7) != sk_c6 ) ),
    introduced(definition,[new_symbols(definition,[sQ9_spl])],[split_symbol_definition]) ).

fof(f88,plain,
    ! [X0] :
      ( ~ sQ9_spl
      | inverse(X0) != sk_c7
      | multiply(X0,sk_c7) != sk_c6 ),
    inference(component_clause,[status(thm)],[f87]) ).

fof(f90,definition,
    ! [X1] :
      ( sQ10_spl
    <=> ( inverse(X1) != sk_c6
        | multiply(X1,sk_c6) != sk_c5 ) ),
    introduced(definition,[new_symbols(definition,[sQ10_spl])],[split_symbol_definition]) ).

fof(f91,plain,
    ! [X0] :
      ( ~ sQ10_spl
      | inverse(X0) != sk_c6
      | multiply(X0,sk_c6) != sk_c5 ),
    inference(component_clause,[status(thm)],[f90]) ).

fof(f93,definition,
    ! [X2] :
      ( sQ11_spl
    <=> ( multiply(X2,sk_c6) != sk_c7
        | inverse(X2) != sk_c7 ) ),
    introduced(definition,[new_symbols(definition,[sQ11_spl])],[split_symbol_definition]) ).

fof(f94,plain,
    ! [X0] :
      ( ~ sQ11_spl
      | multiply(X0,sk_c6) != sk_c7
      | inverse(X0) != sk_c7 ),
    inference(component_clause,[status(thm)],[f93]) ).

fof(f96,definition,
    ! [X3] :
      ( sQ12_spl
    <=> ( multiply(X3,sk_c5) != sk_c6
        | inverse(X3) != sk_c6 ) ),
    introduced(definition,[new_symbols(definition,[sQ12_spl])],[split_symbol_definition]) ).

fof(f97,plain,
    ! [X0] :
      ( ~ sQ12_spl
      | multiply(X0,sk_c5) != sk_c6
      | inverse(X0) != sk_c6 ),
    inference(component_clause,[status(thm)],[f96]) ).

fof(f99,plain,
    ( sQ12_spl
    | sQ11_spl
    | sQ10_spl
    | sQ9_spl
    | ~ sQ8_spl ),
    inference(split_clause,[status(thm)],[f43,f84,f87,f90,f93,f96]) ).

fof(f100,plain,
    ( ~ sQ4_spl
    | ~ sQ12_spl
    | inverse(sk_c4) != sk_c6 ),
    inference(resolution,[status(thm)],[f97,f60]) ).

fof(f102,plain,
    ( ~ sQ4_spl
    | ~ sQ12_spl
    | ~ sQ3_spl
    | sk_c6 != sk_c6 ),
    inference(forward_demodulation,[status(thm)],[f56,f100]) ).

fof(f103,plain,
    ( ~ sQ4_spl
    | ~ sQ12_spl
    | ~ sQ3_spl
    | $false ),
    inference(trivial_equality_resolution,[status(thm)],[f102]) ).

fof(f104,plain,
    ( ~ sQ4_spl
    | ~ sQ12_spl
    | ~ sQ3_spl ),
    inference(contradiction_clause,[status(thm)],[f103]) ).

fof(f105,plain,
    ( sQ8_spl
    | sk_c5 != sk_c5 ),
    inference(forward_demodulation,[status(thm)],[f25,f86]) ).

fof(f106,plain,
    ( sQ8_spl
    | $false ),
    inference(trivial_equality_resolution,[status(thm)],[f105]) ).

fof(f107,plain,
    sQ8_spl,
    inference(contradiction_clause,[status(thm)],[f106]) ).

fof(f108,plain,
    ( ~ sQ2_spl
    | ~ sQ11_spl
    | inverse(sk_c3) != sk_c7 ),
    inference(resolution,[status(thm)],[f94,f52]) ).

fof(f110,plain,
    ( ~ sQ6_spl
    | ~ sQ11_spl
    | sk_c5 != sk_c7
    | inverse(sk_c2) != sk_c7 ),
    inference(paramodulation,[status(thm)],[f71,f94]) ).

fof(f111,plain,
    ( ~ sQ2_spl
    | ~ sQ11_spl
    | ~ sQ1_spl
    | sk_c7 != sk_c7 ),
    inference(forward_demodulation,[status(thm)],[f48,f108]) ).

fof(f112,plain,
    ( ~ sQ2_spl
    | ~ sQ11_spl
    | ~ sQ1_spl
    | $false ),
    inference(trivial_equality_resolution,[status(thm)],[f111]) ).

fof(f113,plain,
    ( ~ sQ2_spl
    | ~ sQ11_spl
    | ~ sQ1_spl ),
    inference(contradiction_clause,[status(thm)],[f112]) ).

fof(f116,plain,
    ! [X0] :
      ( ~ sQ4_spl
      | multiply(sk_c6,X0) = multiply(sk_c4,multiply(sk_c5,X0)) ),
    inference(paramodulation,[status(thm)],[f60,f24]) ).

fof(f119,plain,
    ! [X0] : multiply(sk_c5,X0) = multiply(sk_c6,multiply(sk_c7,X0)),
    inference(paramodulation,[status(thm)],[f25,f24]) ).

fof(f122,plain,
    ( ~ sQ6_spl
    | ~ sQ10_spl
    | inverse(sk_c2) != sk_c6 ),
    inference(resolution,[status(thm)],[f91,f71]) ).

fof(f124,plain,
    ( ~ sQ2_spl
    | ~ sQ10_spl
    | inverse(sk_c3) != sk_c6
    | sk_c7 != sk_c5 ),
    inference(paramodulation,[status(thm)],[f52,f91]) ).

fof(f126,plain,
    ( ~ sQ6_spl
    | ~ sQ10_spl
    | ~ sQ7_spl
    | sk_c6 != sk_c6 ),
    inference(forward_demodulation,[status(thm)],[f78,f122]) ).

fof(f127,plain,
    ( ~ sQ6_spl
    | ~ sQ10_spl
    | ~ sQ7_spl
    | $false ),
    inference(trivial_equality_resolution,[status(thm)],[f126]) ).

fof(f128,plain,
    ( ~ sQ6_spl
    | ~ sQ10_spl
    | ~ sQ7_spl ),
    inference(contradiction_clause,[status(thm)],[f127]) ).

fof(f133,plain,
    ! [X0,X1] : multiply(identity,X0) = multiply(inverse(X1),multiply(X1,X0)),
    inference(paramodulation,[status(thm)],[f23,f24]) ).

fof(f134,plain,
    ! [X0,X1] : X0 = multiply(inverse(X1),multiply(X1,X0)),
    inference(forward_demodulation,[status(thm)],[f22,f133]) ).

fof(f149,plain,
    ( ~ sQ2_spl
    | sk_c6 = multiply(inverse(sk_c3),sk_c7) ),
    inference(paramodulation,[status(thm)],[f52,f134]) ).

fof(f150,plain,
    ( ~ sQ4_spl
    | sk_c5 = multiply(inverse(sk_c4),sk_c6) ),
    inference(paramodulation,[status(thm)],[f60,f134]) ).

fof(f155,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | sk_c6 = multiply(sk_c7,sk_c7) ),
    inference(forward_demodulation,[status(thm)],[f48,f149]) ).

fof(f156,plain,
    ( ~ sQ4_spl
    | ~ sQ3_spl
    | sk_c5 = multiply(sk_c6,sk_c6) ),
    inference(forward_demodulation,[status(thm)],[f56,f150]) ).

fof(f171,plain,
    ( ~ sQ7_spl
    | ~ sQ9_spl
    | sk_c6 != sk_c7
    | multiply(sk_c2,sk_c7) != sk_c6 ),
    inference(paramodulation,[status(thm)],[f78,f88]) ).

fof(f175,definition,
    ( sQ14_spl
  <=> sk_c6 = sk_c7 ),
    introduced(definition,[new_symbols(definition,[sQ14_spl])],[split_symbol_definition]) ).

fof(f176,plain,
    ( ~ sQ14_spl
    | sk_c6 = sk_c7 ),
    inference(component_clause,[status(thm)],[f175]) ).

fof(f177,plain,
    ( sQ14_spl
    | sk_c6 != sk_c7 ),
    inference(component_clause,[status(thm)],[f175]) ).

fof(f182,definition,
    ( sQ16_spl
  <=> sk_c7 = sk_c7 ),
    introduced(definition,[new_symbols(definition,[sQ16_spl])],[split_symbol_definition]) ).

fof(f184,plain,
    ( sQ16_spl
    | sk_c7 != sk_c7 ),
    inference(component_clause,[status(thm)],[f182]) ).

fof(f186,definition,
    ( sQ17_spl
  <=> multiply(sk_c2,sk_c7) = sk_c6 ),
    introduced(definition,[new_symbols(definition,[sQ17_spl])],[split_symbol_definition]) ).

fof(f188,plain,
    ( sQ17_spl
    | multiply(sk_c2,sk_c7) != sk_c6 ),
    inference(component_clause,[status(thm)],[f186]) ).

fof(f189,plain,
    ( ~ sQ7_spl
    | ~ sQ9_spl
    | ~ sQ14_spl
    | ~ sQ17_spl ),
    inference(split_clause,[status(thm)],[f171,f186,f175,f87,f77]) ).

fof(f208,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | multiply(sk_c5,sk_c7) = multiply(sk_c6,sk_c6) ),
    inference(paramodulation,[status(thm)],[f155,f119]) ).

fof(f213,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | multiply(sk_c5,sk_c7) = sk_c5 ),
    inference(forward_demodulation,[status(thm)],[f156,f208]) ).

fof(f219,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | multiply(sk_c6,sk_c7) = multiply(sk_c4,sk_c5) ),
    inference(paramodulation,[status(thm)],[f213,f116]) ).

fof(f220,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | sk_c7 = multiply(inverse(sk_c5),sk_c5) ),
    inference(paramodulation,[status(thm)],[f213,f134]) ).

fof(f222,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | sk_c5 = multiply(sk_c4,sk_c5) ),
    inference(forward_demodulation,[status(thm)],[f25,f219]) ).

fof(f223,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | sk_c5 = sk_c6 ),
    inference(forward_demodulation,[status(thm)],[f60,f222]) ).

fof(f224,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | sk_c7 = identity ),
    inference(forward_demodulation,[status(thm)],[f23,f220]) ).

fof(f229,plain,
    ( sQ14_spl
    | ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | sk_c5 != sk_c7 ),
    inference(backward_demodulation,[status(thm)],[f223,f177]) ).

fof(f232,plain,
    ! [X0] :
      ( ~ sQ9_spl
      | ~ sQ2_spl
      | ~ sQ1_spl
      | ~ sQ4_spl
      | ~ sQ3_spl
      | inverse(X0) != sk_c7
      | multiply(X0,sk_c7) != sk_c5 ),
    inference(backward_demodulation,[status(thm)],[f223,f88]) ).

fof(f234,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | sk_c5 = multiply(sk_c7,sk_c7) ),
    inference(backward_demodulation,[status(thm)],[f223,f155]) ).

fof(f238,plain,
    ( ~ sQ3_spl
    | ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | inverse(sk_c4) = sk_c5 ),
    inference(backward_demodulation,[status(thm)],[f223,f56]) ).

fof(f246,plain,
    ! [X0] :
      ( ~ sQ2_spl
      | ~ sQ1_spl
      | ~ sQ4_spl
      | ~ sQ3_spl
      | multiply(inverse(X0),X0) = sk_c7 ),
    inference(backward_demodulation,[status(thm)],[f224,f23]) ).

fof(f247,plain,
    ! [X0] :
      ( ~ sQ2_spl
      | ~ sQ1_spl
      | ~ sQ4_spl
      | ~ sQ3_spl
      | multiply(sk_c7,X0) = X0 ),
    inference(backward_demodulation,[status(thm)],[f224,f22]) ).

fof(f252,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | ~ sQ9_spl
    | inverse(sk_c5) != sk_c7 ),
    inference(resolution,[status(thm)],[f232,f213]) ).

fof(f256,definition,
    ( sQ18_spl
  <=> sk_c7 = sk_c5 ),
    introduced(definition,[new_symbols(definition,[sQ18_spl])],[split_symbol_definition]) ).

fof(f257,plain,
    ( ~ sQ18_spl
    | sk_c7 = sk_c5 ),
    inference(component_clause,[status(thm)],[f256]) ).

fof(f258,plain,
    ( sQ18_spl
    | sk_c7 != sk_c5 ),
    inference(component_clause,[status(thm)],[f256]) ).

fof(f263,definition,
    ( sQ20_spl
  <=> sk_c5 = sk_c5 ),
    introduced(definition,[new_symbols(definition,[sQ20_spl])],[split_symbol_definition]) ).

fof(f265,plain,
    ( sQ20_spl
    | sk_c5 != sk_c5 ),
    inference(component_clause,[status(thm)],[f263]) ).

fof(f270,plain,
    ( sQ20_spl
    | $false ),
    inference(trivial_equality_resolution,[status(thm)],[f265]) ).

fof(f271,plain,
    sQ20_spl,
    inference(contradiction_clause,[status(thm)],[f270]) ).

fof(f277,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | sk_c5 = sk_c7 ),
    inference(forward_demodulation,[status(thm)],[f247,f234]) ).

fof(f278,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | sQ14_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f277,f229]) ).

fof(f279,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | sQ14_spl ),
    inference(contradiction_clause,[status(thm)],[f278]) ).

fof(f285,definition,
    ( sQ22_spl
  <=> inverse(sk_c3) = sk_c6 ),
    introduced(definition,[new_symbols(definition,[sQ22_spl])],[split_symbol_definition]) ).

fof(f287,plain,
    ( sQ22_spl
    | inverse(sk_c3) != sk_c6 ),
    inference(component_clause,[status(thm)],[f285]) ).

fof(f288,plain,
    ( ~ sQ2_spl
    | ~ sQ10_spl
    | ~ sQ22_spl
    | ~ sQ18_spl ),
    inference(split_clause,[status(thm)],[f124,f256,f285,f90,f51]) ).

fof(f289,plain,
    ! [X0] :
      ( ~ sQ2_spl
      | ~ sQ1_spl
      | ~ sQ4_spl
      | ~ sQ3_spl
      | multiply(sk_c5,X0) = X0 ),
    inference(backward_demodulation,[status(thm)],[f277,f247]) ).

fof(f293,plain,
    ( sQ18_spl
    | ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | sk_c5 != sk_c5 ),
    inference(forward_demodulation,[status(thm)],[f277,f258]) ).

fof(f294,plain,
    ( sQ18_spl
    | ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | $false ),
    inference(trivial_equality_resolution,[status(thm)],[f293]) ).

fof(f295,plain,
    ( sQ18_spl
    | ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl ),
    inference(contradiction_clause,[status(thm)],[f294]) ).

fof(f306,plain,
    ! [X0] :
      ( ~ sQ2_spl
      | ~ sQ1_spl
      | ~ sQ4_spl
      | ~ sQ3_spl
      | multiply(inverse(X0),X0) = sk_c5 ),
    inference(forward_demodulation,[status(thm)],[f277,f246]) ).

fof(f308,plain,
    ( ~ sQ3_spl
    | ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | multiply(sk_c5,sk_c4) = sk_c5 ),
    inference(paramodulation,[status(thm)],[f238,f306]) ).

fof(f312,plain,
    ( ~ sQ3_spl
    | ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | sk_c4 = sk_c5 ),
    inference(forward_demodulation,[status(thm)],[f289,f308]) ).

fof(f338,definition,
    ( sQ24_spl
  <=> sk_c2 = sk_c2 ),
    introduced(definition,[new_symbols(definition,[sQ24_spl])],[split_symbol_definition]) ).

fof(f340,plain,
    ( sQ24_spl
    | sk_c2 != sk_c2 ),
    inference(component_clause,[status(thm)],[f338]) ).

fof(f342,plain,
    ( sQ24_spl
    | $false ),
    inference(trivial_equality_resolution,[status(thm)],[f340]) ).

fof(f343,plain,
    sQ24_spl,
    inference(contradiction_clause,[status(thm)],[f342]) ).

fof(f344,plain,
    ( sQ16_spl
    | $false ),
    inference(trivial_equality_resolution,[status(thm)],[f184]) ).

fof(f345,plain,
    sQ16_spl,
    inference(contradiction_clause,[status(thm)],[f344]) ).

fof(f346,definition,
    ( sQ25_spl
  <=> inverse(sk_c2) = sk_c7 ),
    introduced(definition,[new_symbols(definition,[sQ25_spl])],[split_symbol_definition]) ).

fof(f348,plain,
    ( sQ25_spl
    | inverse(sk_c2) != sk_c7 ),
    inference(component_clause,[status(thm)],[f346]) ).

fof(f349,plain,
    ( ~ sQ6_spl
    | ~ sQ11_spl
    | ~ sQ18_spl
    | ~ sQ25_spl ),
    inference(split_clause,[status(thm)],[f110,f346,f256,f93,f70]) ).

fof(f351,plain,
    ( sQ22_spl
    | ~ sQ1_spl
    | sk_c7 != sk_c6 ),
    inference(backward_demodulation,[status(thm)],[f48,f287]) ).

fof(f353,plain,
    ( ~ sQ0_spl
    | sk_c7 = multiply(inverse(sk_c1),sk_c6) ),
    inference(paramodulation,[status(thm)],[f45,f134]) ).

fof(f355,plain,
    ( ~ sQ0_spl
    | ~ sQ5_spl
    | sk_c7 = multiply(sk_c7,sk_c6) ),
    inference(forward_demodulation,[status(thm)],[f64,f353]) ).

fof(f361,plain,
    ( sQ25_spl
    | ~ sQ7_spl
    | sk_c6 != sk_c7 ),
    inference(forward_demodulation,[status(thm)],[f78,f348]) ).

fof(f377,plain,
    ( ~ sQ6_spl
    | sk_c6 = multiply(inverse(sk_c2),sk_c5) ),
    inference(paramodulation,[status(thm)],[f71,f134]) ).

fof(f379,plain,
    ( ~ sQ6_spl
    | ~ sQ7_spl
    | sk_c6 = multiply(sk_c6,sk_c5) ),
    inference(forward_demodulation,[status(thm)],[f78,f377]) ).

fof(f404,plain,
    ( ~ sQ14_spl
    | sQ22_spl
    | ~ sQ1_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f176,f351]) ).

fof(f405,plain,
    ( ~ sQ14_spl
    | sQ22_spl
    | ~ sQ1_spl ),
    inference(contradiction_clause,[status(thm)],[f404]) ).

fof(f408,plain,
    ( ~ sQ0_spl
    | ~ sQ5_spl
    | sk_c6 = multiply(inverse(sk_c7),sk_c7) ),
    inference(paramodulation,[status(thm)],[f355,f134]) ).

fof(f410,plain,
    ( ~ sQ0_spl
    | ~ sQ5_spl
    | sk_c6 = identity ),
    inference(forward_demodulation,[status(thm)],[f23,f408]) ).

fof(f414,plain,
    ! [X0] :
      ( ~ sQ0_spl
      | ~ sQ5_spl
      | multiply(inverse(X0),X0) = sk_c6 ),
    inference(backward_demodulation,[status(thm)],[f410,f23]) ).

fof(f417,plain,
    ! [X0] :
      ( ~ sQ0_spl
      | ~ sQ5_spl
      | multiply(sk_c6,X0) = X0 ),
    inference(backward_demodulation,[status(thm)],[f410,f22]) ).

fof(f418,plain,
    ( ~ sQ0_spl
    | ~ sQ5_spl
    | sk_c7 = sk_c5 ),
    inference(backward_demodulation,[status(thm)],[f417,f25]) ).

fof(f422,plain,
    ( sQ14_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | sk_c6 != sk_c5 ),
    inference(backward_demodulation,[status(thm)],[f418,f177]) ).

fof(f439,plain,
    ( ~ sQ0_spl
    | ~ sQ5_spl
    | ~ sQ12_spl
    | sk_c5 != sk_c6
    | inverse(sk_c6) != sk_c6 ),
    inference(paramodulation,[status(thm)],[f417,f97]) ).

fof(f442,definition,
    ( sQ30_spl
  <=> inverse(sk_c6) = sk_c6 ),
    introduced(definition,[new_symbols(definition,[sQ30_spl])],[split_symbol_definition]) ).

fof(f444,plain,
    ( sQ30_spl
    | inverse(sk_c6) != sk_c6 ),
    inference(component_clause,[status(thm)],[f442]) ).

fof(f445,definition,
    ( sQ31_spl
  <=> sk_c5 = sk_c6 ),
    introduced(definition,[new_symbols(definition,[sQ31_spl])],[split_symbol_definition]) ).

fof(f447,plain,
    ( sQ31_spl
    | sk_c5 != sk_c6 ),
    inference(component_clause,[status(thm)],[f445]) ).

fof(f448,plain,
    ( ~ sQ0_spl
    | ~ sQ5_spl
    | ~ sQ12_spl
    | ~ sQ31_spl
    | ~ sQ30_spl ),
    inference(split_clause,[status(thm)],[f439,f442,f445,f96,f63,f44]) ).

fof(f457,plain,
    ( ~ sQ7_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | multiply(sk_c6,sk_c2) = sk_c6 ),
    inference(paramodulation,[status(thm)],[f78,f414]) ).

fof(f462,plain,
    ( ~ sQ7_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | sk_c2 = sk_c6 ),
    inference(forward_demodulation,[status(thm)],[f417,f457]) ).

fof(f475,plain,
    ( sQ14_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | ~ sQ7_spl
    | sk_c2 != sk_c5 ),
    inference(backward_demodulation,[status(thm)],[f462,f422]) ).

fof(f476,plain,
    ! [X0] :
      ( ~ sQ0_spl
      | ~ sQ5_spl
      | ~ sQ7_spl
      | multiply(sk_c2,X0) = X0 ),
    inference(backward_demodulation,[status(thm)],[f462,f417]) ).

fof(f479,plain,
    ( ~ sQ7_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | inverse(sk_c2) = sk_c2 ),
    inference(backward_demodulation,[status(thm)],[f462,f78]) ).

fof(f486,plain,
    ( ~ sQ6_spl
    | ~ sQ7_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | sk_c2 = multiply(sk_c6,sk_c5) ),
    inference(forward_demodulation,[status(thm)],[f462,f379]) ).

fof(f487,plain,
    ( ~ sQ6_spl
    | ~ sQ7_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | sk_c2 = multiply(sk_c2,sk_c5) ),
    inference(forward_demodulation,[status(thm)],[f462,f486]) ).

fof(f488,plain,
    ( ~ sQ6_spl
    | ~ sQ7_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | sk_c2 = sk_c5 ),
    inference(forward_demodulation,[status(thm)],[f476,f487]) ).

fof(f489,plain,
    ( ~ sQ6_spl
    | ~ sQ7_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | sQ14_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f488,f475]) ).

fof(f490,plain,
    ( ~ sQ6_spl
    | ~ sQ7_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | sQ14_spl ),
    inference(contradiction_clause,[status(thm)],[f489]) ).

fof(f491,plain,
    ( sQ31_spl
    | ~ sQ7_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | sk_c5 != sk_c2 ),
    inference(forward_demodulation,[status(thm)],[f462,f447]) ).

fof(f498,plain,
    ( ~ sQ0_spl
    | ~ sQ5_spl
    | ~ sQ6_spl
    | ~ sQ7_spl
    | sk_c7 = sk_c2 ),
    inference(backward_demodulation,[status(thm)],[f488,f418]) ).

fof(f499,plain,
    ( sQ31_spl
    | ~ sQ7_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | ~ sQ6_spl
    | sk_c2 != sk_c2 ),
    inference(forward_demodulation,[status(thm)],[f488,f491]) ).

fof(f500,plain,
    ( sQ31_spl
    | ~ sQ7_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | ~ sQ6_spl
    | $false ),
    inference(trivial_equality_resolution,[status(thm)],[f499]) ).

fof(f501,plain,
    ( sQ31_spl
    | ~ sQ7_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | ~ sQ6_spl ),
    inference(contradiction_clause,[status(thm)],[f500]) ).

fof(f502,plain,
    ( sQ30_spl
    | ~ sQ7_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | inverse(sk_c2) != sk_c6 ),
    inference(forward_demodulation,[status(thm)],[f462,f444]) ).

fof(f503,plain,
    ( sQ30_spl
    | ~ sQ7_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | sk_c2 != sk_c6 ),
    inference(forward_demodulation,[status(thm)],[f479,f502]) ).

fof(f504,plain,
    ( sQ30_spl
    | ~ sQ7_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | sk_c2 != sk_c2 ),
    inference(forward_demodulation,[status(thm)],[f462,f503]) ).

fof(f505,plain,
    ( sQ30_spl
    | ~ sQ7_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | $false ),
    inference(trivial_equality_resolution,[status(thm)],[f504]) ).

fof(f506,plain,
    ( sQ30_spl
    | ~ sQ7_spl
    | ~ sQ0_spl
    | ~ sQ5_spl ),
    inference(contradiction_clause,[status(thm)],[f505]) ).

fof(f510,plain,
    ( sQ17_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | ~ sQ7_spl
    | sk_c7 != sk_c6 ),
    inference(forward_demodulation,[status(thm)],[f476,f188]) ).

fof(f511,plain,
    ( sQ17_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | ~ sQ7_spl
    | sk_c7 != sk_c2 ),
    inference(forward_demodulation,[status(thm)],[f462,f510]) ).

fof(f579,plain,
    ( sQ17_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | ~ sQ7_spl
    | ~ sQ6_spl
    | sk_c2 != sk_c2 ),
    inference(forward_demodulation,[status(thm)],[f498,f511]) ).

fof(f580,plain,
    ( sQ17_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | ~ sQ7_spl
    | ~ sQ6_spl
    | $false ),
    inference(trivial_equality_resolution,[status(thm)],[f579]) ).

fof(f581,plain,
    ( sQ17_spl
    | ~ sQ0_spl
    | ~ sQ5_spl
    | ~ sQ7_spl
    | ~ sQ6_spl ),
    inference(contradiction_clause,[status(thm)],[f580]) ).

fof(f587,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | sk_c4 = sk_c7 ),
    inference(forward_demodulation,[status(thm)],[f312,f277]) ).

fof(f624,plain,
    ( ~ sQ18_spl
    | ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | sk_c7 = sk_c4 ),
    inference(backward_demodulation,[status(thm)],[f625,f257]) ).

fof(f625,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | ~ sQ18_spl
    | sk_c4 = sk_c5 ),
    inference(forward_demodulation,[status(thm)],[f257,f587]) ).

fof(f637,plain,
    ( ~ sQ3_spl
    | ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ18_spl
    | inverse(sk_c4) = sk_c4 ),
    inference(forward_demodulation,[status(thm)],[f625,f238]) ).

fof(f640,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | ~ sQ9_spl
    | ~ sQ18_spl
    | inverse(sk_c4) != sk_c7 ),
    inference(forward_demodulation,[status(thm)],[f625,f252]) ).

fof(f641,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | ~ sQ9_spl
    | ~ sQ18_spl
    | sk_c4 != sk_c7 ),
    inference(forward_demodulation,[status(thm)],[f637,f640]) ).

fof(f642,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | ~ sQ9_spl
    | ~ sQ18_spl
    | sk_c4 != sk_c4 ),
    inference(forward_demodulation,[status(thm)],[f624,f641]) ).

fof(f643,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | ~ sQ9_spl
    | ~ sQ18_spl
    | $false ),
    inference(trivial_equality_resolution,[status(thm)],[f642]) ).

fof(f644,plain,
    ( ~ sQ2_spl
    | ~ sQ1_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | ~ sQ9_spl
    | ~ sQ18_spl ),
    inference(contradiction_clause,[status(thm)],[f643]) ).

fof(f645,plain,
    ( ~ sQ0_spl
    | ~ sQ5_spl
    | sQ18_spl ),
    inference(split_clause,[status(thm)],[f418,f256,f63,f44]) ).

fof(f646,plain,
    ( sQ25_spl
    | ~ sQ7_spl
    | ~ sQ14_spl ),
    inference(split_clause,[status(thm)],[f361,f175,f77,f346]) ).

fof(f647,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f50,f54,f58,f62,f66,f67,f68,f69,f73,f74,f75,f76,f80,f81,f82,f83,f99,f104,f107,f113,f128,f189,f271,f279,f288,f295,f343,f345,f349,f405,f448,f490,f501,f506,f581,f644,f645,f646]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.04  % Problem  : GRP315-1 : TPTP v9.3.1. Released v2.5.0.
% 0.00/0.05  % Command  : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.10/0.37  % Computer : n016.cluster.edu
% 0.10/0.37  % Model    : x86_64 x86_64
% 0.10/0.37  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.37  % Memory   : 8046.5625MB
% 0.10/0.37  % OS       : Linux 6.8.0-71-generic
% 0.10/0.37  % CPULimit : 300
% 0.10/0.37  % WCLimit  : 300
% 0.10/0.37  % DateTime : Sun Sep 20 20:13:53 UTC 2026
% 0.10/0.37  % CPUTime  : 
% 0.10/0.39  % Drodi V4.1.1
% 0.10/0.42  % Refutation found
% 0.10/0.42  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.10/0.42  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.10/0.44  % Elapsed time: 0.064100 seconds
% 0.10/0.44  % CPU time: 0.212095 seconds
% 0.10/0.44  % Total memory used: 104.034 MB
% 0.10/0.44  % Net memory used: 103.690 MB
%------------------------------------------------------------------------------