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Prover9---2026-6A.UNS-CRf.s

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%------------------------------------------------------------------------------
% File     : Prover9---2026-6A
% Problem  : GRP300-1 : TPTP v9.3.1. Released v2.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p

% Computer : n017.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 : Sun Sep 27 07:28:35 AM UTC 2026

% Result   : Unsatisfiable 2.33s 0.72s
% Output   : CNFRefutation 2.33s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   47
%            Number of leaves      :   11
% Syntax   : Number of formulae    :  100 (  24 unt;   0 def)
%            Number of atoms       :  268 ( 267 equ)
%            Maximal formula atoms :   10 (   2 avg)
%            Number of connectives :  293 ( 125   ~; 168   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   14 (   3 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   6 con; 0-2 aty)
%            Number of variables   :   32 (   0 sgn   8   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(left_identity,axiom,
    ! [VAR_0] : multiply(identity,VAR_0) = VAR_0,
    file('theBenchmark.p',left_identity) ).

cnf(c_1,plain,
    multiply(identity,A) = A,
    inference(clausify,[status(thm)],[left_identity]) ).

fof(left_inverse,axiom,
    ! [VAR_0] : multiply(inverse(VAR_0),VAR_0) = identity,
    file('theBenchmark.p',left_inverse) ).

cnf(c_2,plain,
    multiply(inverse(A),A) = identity,
    inference(clausify,[status(thm)],[left_inverse]) ).

fof(associativity,axiom,
    ! [VAR_0,VAR_1,VAR_2] : multiply(multiply(VAR_0,VAR_1),VAR_2) = multiply(VAR_0,multiply(VAR_1,VAR_2)),
    file('theBenchmark.p',associativity) ).

cnf(c_3,plain,
    multiply(multiply(A,B),C) = multiply(A,multiply(B,C)),
    inference(clausify,[status(thm)],[associativity]) ).

fof(prove_this_1,axiom,
    ( multiply(sk_c5,sk_c4) = sk_c6
    | multiply(sk_c6,sk_c5) = sk_c4 ),
    file('theBenchmark.p',prove_this_1) ).

cnf(c_4,plain,
    ( multiply(sk_c5,sk_c4) = sk_c6
    | multiply(sk_c6,sk_c5) = sk_c4 ),
    inference(clausify,[status(thm)],[prove_this_1]) ).

fof(prove_this_8,axiom,
    ( multiply(sk_c2,sk_c6) = sk_c5
    | multiply(sk_c1,sk_c6) = sk_c5 ),
    file('theBenchmark.p',prove_this_8) ).

cnf(c_11,plain,
    ( multiply(sk_c2,sk_c6) = sk_c5
    | multiply(sk_c1,sk_c6) = sk_c5 ),
    inference(clausify,[status(thm)],[prove_this_8]) ).

fof(prove_this_9,axiom,
    ( inverse(sk_c2) = sk_c6
    | multiply(sk_c1,sk_c6) = sk_c5 ),
    file('theBenchmark.p',prove_this_9) ).

cnf(c_12,plain,
    ( inverse(sk_c2) = sk_c6
    | multiply(sk_c1,sk_c6) = sk_c5 ),
    inference(clausify,[status(thm)],[prove_this_9]) ).

fof(prove_this_15,axiom,
    ( inverse(sk_c2) = sk_c6
    | inverse(sk_c1) = sk_c6 ),
    file('theBenchmark.p',prove_this_15) ).

cnf(c_18,plain,
    ( inverse(sk_c2) = sk_c6
    | inverse(sk_c1) = sk_c6 ),
    inference(clausify,[status(thm)],[prove_this_15]) ).

fof(prove_this_16,axiom,
    ( inverse(sk_c6) = sk_c4
    | inverse(sk_c1) = sk_c6 ),
    file('theBenchmark.p',prove_this_16) ).

cnf(c_19,plain,
    ( inverse(sk_c6) = sk_c4
    | inverse(sk_c1) = sk_c6 ),
    inference(clausify,[status(thm)],[prove_this_16]) ).

fof(prove_this_20,axiom,
    ( multiply(sk_c2,sk_c6) = sk_c5
    | multiply(sk_c4,sk_c6) = sk_c5 ),
    file('theBenchmark.p',prove_this_20) ).

cnf(c_23,plain,
    ( multiply(sk_c2,sk_c6) = sk_c5
    | multiply(sk_c4,sk_c6) = sk_c5 ),
    inference(clausify,[status(thm)],[prove_this_20]) ).

fof(prove_this_22,axiom,
    ( inverse(sk_c6) = sk_c4
    | multiply(sk_c4,sk_c6) = sk_c5 ),
    file('theBenchmark.p',prove_this_22) ).

cnf(c_25,plain,
    ( inverse(sk_c6) = sk_c4
    | multiply(sk_c4,sk_c6) = sk_c5 ),
    inference(clausify,[status(thm)],[prove_this_22]) ).

fof(prove_this_25,axiom,
    ! [VAR_0,VAR_1,VAR_2] :
      ( inverse(VAR_2) != sk_c4
      | multiply(VAR_2,sk_c4) != sk_c5
      | inverse(sk_c6) != sk_c4
      | inverse(VAR_1) != sk_c6
      | multiply(VAR_1,sk_c6) != sk_c5
      | multiply(sk_c5,sk_c4) != sk_c6
      | multiply(sk_c4,sk_c6) != sk_c5
      | inverse(VAR_0) != sk_c6
      | multiply(VAR_0,sk_c6) != sk_c5
      | multiply(sk_c6,sk_c5) != sk_c4 ),
    file('theBenchmark.p',prove_this_25) ).

cnf(c_28,plain,
    ( inverse(C) != sk_c4
    | multiply(C,sk_c4) != sk_c5
    | inverse(sk_c6) != sk_c4
    | inverse(B) != sk_c6
    | multiply(B,sk_c6) != sk_c5
    | multiply(sk_c5,sk_c4) != sk_c6
    | multiply(sk_c4,sk_c6) != sk_c5
    | inverse(A) != sk_c6
    | multiply(A,sk_c6) != sk_c5
    | multiply(sk_c6,sk_c5) != sk_c4 ),
    inference(clausify,[status(thm)],[prove_this_25]) ).

cnf(c_29,plain,
    ( inverse(B) != sk_c4
    | multiply(B,sk_c4) != sk_c5
    | inverse(sk_c6) != sk_c4
    | inverse(A) != sk_c6
    | multiply(A,sk_c6) != sk_c5
    | multiply(sk_c5,sk_c4) != sk_c6
    | inverse(sk_c4) != sk_c6
    | multiply(sk_c4,sk_c6) != sk_c5
    | multiply(sk_c6,sk_c5) != sk_c4 ),
    inference(factor,[status(thm)],[c_28]) ).

cnf(c_1014,plain,
    ( inverse(A) != sk_c4
    | multiply(A,sk_c4) != sk_c5
    | inverse(sk_c6) != sk_c4
    | inverse(sk_c4) != sk_c6
    | multiply(sk_c5,sk_c4) != sk_c6
    | inverse(sk_c4) != sk_c6
    | multiply(sk_c4,sk_c6) != sk_c5
    | multiply(sk_c6,sk_c5) != sk_c4 ),
    inference(factor,[status(thm)],[c_29]) ).

cnf(c_32,plain,
    ( inverse(A) != sk_c4
    | multiply(A,sk_c4) != sk_c5
    | inverse(sk_c6) != sk_c4
    | multiply(sk_c5,sk_c4) != sk_c6
    | inverse(sk_c4) != sk_c6
    | multiply(sk_c4,sk_c6) != sk_c5
    | multiply(sk_c6,sk_c5) != sk_c4 ),
    inference(copy,[status(thm)],[c_1014]) ).

cnf(c_34,plain,
    ( multiply(sk_c6,sk_c4) != sk_c5
    | inverse(sk_c6) != sk_c4
    | multiply(sk_c5,sk_c4) != sk_c6
    | inverse(sk_c4) != sk_c6
    | multiply(sk_c4,sk_c6) != sk_c5
    | multiply(sk_c6,sk_c5) != sk_c4 ),
    inference(factor,[status(thm)],[c_32]) ).

cnf(c_1015,plain,
    multiply(identity,A) = multiply(inverse(B),multiply(B,A)),
    inference(paramod,[status(thm)],[c_2,c_3]) ).

cnf(c_1016,plain,
    A = multiply(inverse(B),multiply(B,A)),
    inference(paramod,[status(thm)],[c_1,c_1015]) ).

cnf(c_35,plain,
    multiply(inverse(A),multiply(A,B)) = B,
    inference(copy,[status(thm)],[c_1016]) ).

cnf(c_84,plain,
    ( multiply(sk_c6,sk_c1) = identity
    | inverse(sk_c2) = sk_c6 ),
    inference(paramod,[status(thm)],[c_18,c_2]) ).

cnf(c_85,plain,
    ( multiply(sk_c6,sk_c2) = identity
    | inverse(sk_c1) = sk_c6 ),
    inference(paramod,[status(thm)],[c_18,c_2]) ).

cnf(c_104,plain,
    ( multiply(sk_c4,sk_c6) = identity
    | multiply(sk_c4,sk_c6) = sk_c5 ),
    inference(paramod,[status(thm)],[c_25,c_2]) ).

cnf(c_115,plain,
    multiply(inverse(inverse(A)),identity) = A,
    inference(paramod,[status(thm)],[c_2,c_35]) ).

cnf(c_118,plain,
    ( multiply(inverse(sk_c5),sk_c6) = sk_c4
    | multiply(sk_c6,sk_c5) = sk_c4 ),
    inference(paramod,[status(thm)],[c_4,c_35]) ).

cnf(c_159,plain,
    ( multiply(inverse(sk_c4),sk_c5) = sk_c6
    | inverse(sk_c6) = sk_c4 ),
    inference(paramod,[status(thm)],[c_25,c_35]) ).

cnf(c_165,plain,
    multiply(inverse(inverse(A)),B) = multiply(A,B),
    inference(paramod,[status(thm)],[c_35,c_35]) ).

cnf(c_166,plain,
    multiply(A,identity) = A,
    inference(paramod,[status(thm)],[c_165,c_115]) ).

cnf(c_172,plain,
    inverse(identity) = identity,
    inference(paramod,[status(thm)],[c_166,c_2]) ).

cnf(c_1017,plain,
    ( multiply(inverse(sk_c6),identity) = sk_c1
    | inverse(sk_c2) = sk_c6 ),
    inference(paramod,[status(thm)],[c_84,c_35]) ).

cnf(c_176,plain,
    ( inverse(sk_c6) = sk_c1
    | inverse(sk_c2) = sk_c6 ),
    inference(paramod,[status(thm)],[c_166,c_1017]) ).

cnf(c_178,plain,
    ( multiply(sk_c1,sk_c6) = identity
    | inverse(sk_c2) = sk_c6 ),
    inference(paramod,[status(thm)],[c_176,c_2]) ).

cnf(c_1018,plain,
    ( multiply(inverse(sk_c6),identity) = sk_c2
    | inverse(sk_c1) = sk_c6 ),
    inference(paramod,[status(thm)],[c_85,c_35]) ).

cnf(c_183,plain,
    ( inverse(sk_c6) = sk_c2
    | inverse(sk_c1) = sk_c6 ),
    inference(paramod,[status(thm)],[c_166,c_1018]) ).

cnf(c_1019,plain,
    ( sk_c2 = sk_c4
    | inverse(sk_c1) = sk_c6
    | inverse(sk_c1) = sk_c6 ),
    inference(paramod,[status(thm)],[c_183,c_19]) ).

cnf(c_198,plain,
    ( sk_c2 = sk_c4
    | inverse(sk_c1) = sk_c6 ),
    inference(copy,[status(thm)],[c_1019]) ).

cnf(c_201,plain,
    ( multiply(sk_c6,sk_c1) = identity
    | sk_c2 = sk_c4 ),
    inference(paramod,[status(thm)],[c_198,c_2]) ).

cnf(c_1020,plain,
    ( multiply(inverse(sk_c6),identity) = sk_c1
    | sk_c2 = sk_c4 ),
    inference(paramod,[status(thm)],[c_201,c_35]) ).

cnf(c_216,plain,
    ( inverse(sk_c6) = sk_c1
    | sk_c2 = sk_c4 ),
    inference(paramod,[status(thm)],[c_166,c_1020]) ).

cnf(c_219,plain,
    ( multiply(sk_c1,sk_c6) = identity
    | sk_c2 = sk_c4 ),
    inference(paramod,[status(thm)],[c_216,c_2]) ).

cnf(c_1021,plain,
    ( inverse(sk_c2) = sk_c6
    | identity = sk_c5
    | inverse(sk_c2) = sk_c6 ),
    inference(paramod,[status(thm)],[c_178,c_12]) ).

cnf(c_380,plain,
    ( identity = sk_c5
    | inverse(sk_c2) = sk_c6 ),
    inference(copy,[status(thm)],[c_1021]) ).

cnf(c_383,plain,
    ( multiply(sk_c6,sk_c2) = identity
    | identity = sk_c5 ),
    inference(paramod,[status(thm)],[c_380,c_2]) ).

cnf(c_1022,plain,
    ( multiply(inverse(sk_c6),identity) = sk_c2
    | identity = sk_c5 ),
    inference(paramod,[status(thm)],[c_383,c_35]) ).

cnf(c_390,plain,
    ( inverse(sk_c6) = sk_c2
    | identity = sk_c5 ),
    inference(paramod,[status(thm)],[c_166,c_1022]) ).

cnf(c_400,plain,
    ( multiply(sk_c2,sk_c6) = identity
    | identity = sk_c5 ),
    inference(paramod,[status(thm)],[c_390,c_2]) ).

cnf(c_1023,plain,
    ( identity = sk_c5
    | multiply(sk_c1,sk_c6) = sk_c5
    | identity = sk_c5 ),
    inference(paramod,[status(thm)],[c_400,c_11]) ).

cnf(c_467,plain,
    ( multiply(sk_c1,sk_c6) = sk_c5
    | identity = sk_c5 ),
    inference(copy,[status(thm)],[c_1023]) ).

cnf(c_1024,plain,
    ( identity = sk_c5
    | multiply(sk_c4,sk_c6) = sk_c5
    | identity = sk_c5 ),
    inference(paramod,[status(thm)],[c_400,c_23]) ).

cnf(c_469,plain,
    ( multiply(sk_c4,sk_c6) = sk_c5
    | identity = sk_c5 ),
    inference(copy,[status(thm)],[c_1024]) ).

cnf(c_1025,plain,
    ( sk_c5 = identity
    | sk_c2 = sk_c4
    | identity = sk_c5 ),
    inference(paramod,[status(thm)],[c_467,c_219]) ).

cnf(c_1026,plain,
    ( identity = sk_c5
    | sk_c2 = sk_c4
    | identity = sk_c5 ),
    inference(copy,[status(thm)],[c_1025]) ).

cnf(c_542,plain,
    ( sk_c2 = sk_c4
    | identity = sk_c5 ),
    inference(copy,[status(thm)],[c_1026]) ).

cnf(c_1027,plain,
    ( multiply(sk_c4,sk_c6) = identity
    | identity = sk_c5
    | identity = sk_c5 ),
    inference(paramod,[status(thm)],[c_542,c_400]) ).

cnf(c_554,plain,
    ( multiply(sk_c4,sk_c6) = identity
    | identity = sk_c5 ),
    inference(copy,[status(thm)],[c_1027]) ).

cnf(c_1028,plain,
    ( identity = sk_c5
    | identity = sk_c5
    | identity = sk_c5 ),
    inference(paramod,[status(thm)],[c_554,c_469]) ).

cnf(c_1029,plain,
    ( identity = sk_c5
    | identity = sk_c5 ),
    inference(copy,[status(thm)],[c_1028]) ).

cnf(c_870,plain,
    identity = sk_c5,
    inference(copy,[status(thm)],[c_1029]) ).

cnf(c_1030,plain,
    inverse(sk_c5) = identity,
    inference(paramod,[status(thm)],[c_870,c_172]) ).

cnf(c_950,plain,
    inverse(sk_c5) = sk_c5,
    inference(paramod,[status(thm)],[c_870,c_1030]) ).

cnf(c_951,plain,
    multiply(A,sk_c5) = A,
    inference(paramod,[status(thm)],[c_870,c_166]) ).

cnf(c_1031,plain,
    ( multiply(sk_c4,sk_c6) = sk_c5
    | multiply(sk_c4,sk_c6) = sk_c5 ),
    inference(paramod,[status(thm)],[c_870,c_104]) ).

cnf(c_953,plain,
    multiply(sk_c4,sk_c6) = sk_c5,
    inference(copy,[status(thm)],[c_1031]) ).

cnf(c_962,plain,
    multiply(sk_c5,A) = A,
    inference(paramod,[status(thm)],[c_870,c_1]) ).

cnf(c_1032,plain,
    ( multiply(inverse(sk_c5),sk_c6) = sk_c4
    | sk_c6 = sk_c4 ),
    inference(paramod,[status(thm)],[c_951,c_118]) ).

cnf(c_1033,plain,
    ( multiply(sk_c5,sk_c6) = sk_c4
    | sk_c6 = sk_c4 ),
    inference(paramod,[status(thm)],[c_950,c_1032]) ).

cnf(c_1034,plain,
    ( sk_c6 = sk_c4
    | sk_c6 = sk_c4 ),
    inference(paramod,[status(thm)],[c_962,c_1033]) ).

cnf(c_1035,plain,
    ( sk_c6 = sk_c4
    | sk_c4 = sk_c6 ),
    inference(copy,[status(thm)],[c_1034]) ).

cnf(c_1036,plain,
    ( sk_c4 = sk_c6
    | sk_c4 = sk_c6 ),
    inference(copy,[status(thm)],[c_1035]) ).

cnf(c_972,plain,
    sk_c4 = sk_c6,
    inference(copy,[status(thm)],[c_1036]) ).

cnf(c_1037,plain,
    ( multiply(inverse(sk_c4),sk_c5) = sk_c6
    | inverse(sk_c6) = sk_c6 ),
    inference(paramod,[status(thm)],[c_972,c_159]) ).

cnf(c_1038,plain,
    ( multiply(inverse(sk_c6),sk_c5) = sk_c6
    | inverse(sk_c6) = sk_c6 ),
    inference(paramod,[status(thm)],[c_972,c_1037]) ).

cnf(c_1039,plain,
    ( inverse(sk_c6) = sk_c6
    | inverse(sk_c6) = sk_c6 ),
    inference(paramod,[status(thm)],[c_951,c_1038]) ).

cnf(c_980,plain,
    inverse(sk_c6) = sk_c6,
    inference(copy,[status(thm)],[c_1039]) ).

cnf(c_1040,plain,
    ( multiply(sk_c6,sk_c4) != sk_c5
    | inverse(sk_c6) != sk_c4
    | multiply(sk_c5,sk_c4) != sk_c6
    | inverse(sk_c4) != sk_c6
    | multiply(sk_c4,sk_c6) != sk_c5
    | sk_c6 != sk_c4 ),
    inference(paramod,[status(thm)],[c_951,c_34]) ).

cnf(c_1041,plain,
    ( multiply(sk_c6,sk_c4) != sk_c5
    | inverse(sk_c6) != sk_c4
    | multiply(sk_c5,sk_c4) != sk_c6
    | inverse(sk_c4) != sk_c6
    | multiply(sk_c4,sk_c6) != sk_c5
    | sk_c6 != sk_c6 ),
    inference(paramod,[status(thm)],[c_972,c_1040]) ).

cnf(c_1042,plain,
    ( multiply(sk_c6,sk_c4) != sk_c5
    | inverse(sk_c6) != sk_c4
    | multiply(sk_c5,sk_c4) != sk_c6
    | inverse(sk_c4) != sk_c6
    | multiply(sk_c6,sk_c6) != sk_c5
    | sk_c6 != sk_c6 ),
    inference(paramod,[status(thm)],[c_972,c_1041]) ).

cnf(c_1043,plain,
    ( multiply(sk_c6,sk_c4) != sk_c5
    | inverse(sk_c6) != sk_c4
    | multiply(sk_c5,sk_c4) != sk_c6
    | inverse(sk_c6) != sk_c6
    | multiply(sk_c6,sk_c6) != sk_c5
    | sk_c6 != sk_c6 ),
    inference(paramod,[status(thm)],[c_972,c_1042]) ).

cnf(c_1044,plain,
    ( multiply(sk_c6,sk_c4) != sk_c5
    | inverse(sk_c6) != sk_c4
    | multiply(sk_c5,sk_c4) != sk_c6
    | sk_c6 != sk_c6
    | multiply(sk_c6,sk_c6) != sk_c5
    | sk_c6 != sk_c6 ),
    inference(paramod,[status(thm)],[c_980,c_1043]) ).

cnf(c_1045,plain,
    ( multiply(sk_c6,sk_c4) != sk_c5
    | inverse(sk_c6) != sk_c4
    | multiply(sk_c5,sk_c6) != sk_c6
    | sk_c6 != sk_c6
    | multiply(sk_c6,sk_c6) != sk_c5
    | sk_c6 != sk_c6 ),
    inference(paramod,[status(thm)],[c_972,c_1044]) ).

cnf(c_1046,plain,
    ( multiply(sk_c6,sk_c4) != sk_c5
    | inverse(sk_c6) != sk_c4
    | sk_c6 != sk_c6
    | sk_c6 != sk_c6
    | multiply(sk_c6,sk_c6) != sk_c5
    | sk_c6 != sk_c6 ),
    inference(paramod,[status(thm)],[c_962,c_1045]) ).

cnf(c_1047,plain,
    ( multiply(sk_c6,sk_c4) != sk_c5
    | sk_c6 != sk_c4
    | sk_c6 != sk_c6
    | sk_c6 != sk_c6
    | multiply(sk_c6,sk_c6) != sk_c5
    | sk_c6 != sk_c6 ),
    inference(paramod,[status(thm)],[c_980,c_1046]) ).

cnf(c_1048,plain,
    ( multiply(sk_c6,sk_c4) != sk_c5
    | sk_c6 != sk_c6
    | sk_c6 != sk_c6
    | sk_c6 != sk_c6
    | multiply(sk_c6,sk_c6) != sk_c5
    | sk_c6 != sk_c6 ),
    inference(paramod,[status(thm)],[c_972,c_1047]) ).

cnf(c_1049,plain,
    ( multiply(sk_c6,sk_c6) != sk_c5
    | sk_c6 != sk_c6
    | sk_c6 != sk_c6
    | sk_c6 != sk_c6
    | multiply(sk_c6,sk_c6) != sk_c5
    | sk_c6 != sk_c6 ),
    inference(paramod,[status(thm)],[c_972,c_1048]) ).

cnf(c_1050,plain,
    ( multiply(sk_c6,sk_c6) != sk_c5
    | sk_c6 != sk_c6
    | sk_c6 != sk_c6
    | sk_c6 != sk_c6
    | multiply(sk_c6,sk_c6) != sk_c5 ),
    inference(copy,[status(thm)],[c_1049]) ).

cnf(c_1051,plain,
    ( multiply(sk_c6,sk_c6) != sk_c5
    | sk_c6 != sk_c6
    | sk_c6 != sk_c6
    | multiply(sk_c6,sk_c6) != sk_c5 ),
    inference(copy,[status(thm)],[c_1050]) ).

cnf(c_1052,plain,
    ( multiply(sk_c6,sk_c6) != sk_c5
    | sk_c6 != sk_c6
    | multiply(sk_c6,sk_c6) != sk_c5 ),
    inference(copy,[status(thm)],[c_1051]) ).

cnf(c_1053,plain,
    ( multiply(sk_c6,sk_c6) != sk_c5
    | multiply(sk_c6,sk_c6) != sk_c5 ),
    inference(copy,[status(thm)],[c_1052]) ).

cnf(c_998,plain,
    multiply(sk_c6,sk_c6) != sk_c5,
    inference(copy,[status(thm)],[c_1053]) ).

cnf(c_1054,plain,
    multiply(sk_c6,sk_c6) = sk_c5,
    inference(paramod,[status(thm)],[c_972,c_953]) ).

cnf(c_1013,plain,
    $false,
    inference(resolve,[status(thm)],[c_998,c_1054]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.04  % Problem  : GRP300-1 : TPTP v9.3.1. Released v2.5.0.
% 0.00/0.05  % Command  : prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.09/0.37  % Computer : n017.cluster.edu
% 0.09/0.37  % Model    : x86_64 x86_64
% 0.09/0.37  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.37  % Memory   : 8046.5625MB
% 0.09/0.37  % OS       : Linux 6.8.0-71-generic
% 0.09/0.37  % CPULimit : 300
% 0.09/0.37  % WCLimit  : 300
% 0.09/0.37  % DateTime : Fri Sep 25 14:39:17 UTC 2026
% 0.09/0.38  % CPUTime  : 
% 0.09/0.38  % Prover9 (64) version 2026-6A, July 2026, CASC-J13.
% 0.09/0.38  % Process 2515227 was started by sandbox2 on n017,
% 0.09/0.38  % Fri Sep 25 14:39:17 2026
% 0.09/0.38  % The command was "/export/starexec/sandbox2/solver/bin/prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p".
% 0.09/0.38  
% 0.09/0.38  % From the command line: assign(max_seconds, 300).
% 2.33/0.72  
% 2.33/0.72  % SZS status Unsatisfiable for theBenchmark
% 2.33/0.72  
% 2.33/0.72  % Proof 1 at 0.24 (+ 0.08) seconds.
% 2.33/0.72  % Length of proof is 48.
% 2.33/0.72  % Level of proof is 18.
% 2.33/0.72  % Maximum clause weight is 50.000.
% 2.33/0.72  % Given clauses 121.
% 2.33/0.72  
% 2.33/0.72  % SZS output start CNFRefutation for theBenchmark
% See solution above
%------------------------------------------------------------------------------