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iProver---3.9.4.UNS-CRf.s

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%------------------------------------------------------------------------------
% File     : iProver---3.9.4
% Problem  : GRP133-2.003 : TPTP v9.3.1. Released v1.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM

% Computer : n018.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 : Fri Sep 25 01:31:31 PM UTC 2026

% Result   : Unsatisfiable 0.67s 1.10s
% Output   : CNFRefutation 0.67s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :   14
% Syntax   : Number of formulae    :  104 (  19 unt;   0 def)
%            Number of atoms       :  260 (   0 equ)
%            Maximal formula atoms :    5 (   2 avg)
%            Number of connectives :  327 ( 171   ~; 156   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of types       :    1 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of predicates  :    6 (   5 usr;   1 prp; 0-3 aty)
%            Number of functors    :    3 (   3 usr;   3 con; 0-0 aty)
%            Number of variables   :   99 (   0 sgn  99   !;   0   ?;  78   :)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    next(e_1,e_2),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',e_1_then_e_2) ).

fof(f5,axiom,
    greater(e_3,e_2),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',e_3_greater_e_2) ).

fof(f6,axiom,
    ! [X2,X0,X1] :
      ( ~ greater(X1,X2)
      | ~ next(X0,X2)
      | ~ product(X0,e_1,X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',no_redundancy) ).

fof(f7,axiom,
    group_element(e_1),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',element_1) ).

fof(f8,axiom,
    group_element(e_2),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',element_2) ).

fof(f9,axiom,
    group_element(e_3),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',element_3) ).

fof(f10,axiom,
    ~ equalish(e_1,e_2),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',e_1_is_not_e_2) ).

fof(f11,axiom,
    ~ equalish(e_1,e_3),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',e_1_is_not_e_3) ).

fof(f13,axiom,
    ~ equalish(e_2,e_3),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',e_2_is_not_e_3) ).

fof(f16,axiom,
    ! [X0,X1] :
      ( product(X0,X1,e_3)
      | product(X0,X1,e_2)
      | product(X0,X1,e_1)
      | ~ group_element(X1)
      | ~ group_element(X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',product_total_function1) ).

fof(f17,axiom,
    ! [X2,X3,X0,X1] :
      ( equalish(X2,X3)
      | ~ product(X0,X1,X3)
      | ~ product(X0,X1,X2) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',product_total_function2) ).

fof(f18,axiom,
    ! [X2,X3,X0,X1] :
      ( equalish(X1,X3)
      | ~ product(X0,X3,X2)
      | ~ product(X0,X1,X2) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',product_right_cancellation) ).

fof(f19,axiom,
    ! [X2,X3,X0,X1] :
      ( equalish(X0,X3)
      | ~ product(X3,X1,X2)
      | ~ product(X0,X1,X2) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',product_left_cancellation) ).

fof(f20,negated_conjecture,
    ! [X2,X3,X0,X1] :
      ( product(X2,X3,X0)
      | ~ product(X1,X0,X3)
      | ~ product(X0,X1,X2) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',qg3) ).

tcf(c_69,plain,
    next(e_1,e_2),
    inference(cnf_transformation,[],[f1]) ).

tcf(c_73,plain,
    greater(e_3,e_2),
    inference(cnf_transformation,[],[f5]) ).

tcf(c_74,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ greater(X1,X2)
      | ~ next(X0,X2)
      | ~ product(X0,e_1,X1) ),
    inference(cnf_transformation,[],[f6]) ).

tcf(c_75,plain,
    group_element(e_1),
    inference(cnf_transformation,[],[f7]) ).

tcf(c_76,plain,
    group_element(e_2),
    inference(cnf_transformation,[],[f8]) ).

tcf(c_77,plain,
    group_element(e_3),
    inference(cnf_transformation,[],[f9]) ).

tcf(c_78,plain,
    ~ equalish(e_1,e_2),
    inference(cnf_transformation,[],[f10]) ).

tcf(c_79,plain,
    ~ equalish(e_1,e_3),
    inference(cnf_transformation,[],[f11]) ).

tcf(c_81,plain,
    ~ equalish(e_2,e_3),
    inference(cnf_transformation,[],[f13]) ).

tcf(c_84,plain,
    ! [X0: $i,X1: $i] :
      ( product(X1,X0,e_3)
      | product(X1,X0,e_2)
      | product(X1,X0,e_1)
      | ~ group_element(X1)
      | ~ group_element(X0) ),
    inference(cnf_transformation,[],[f16]) ).

tcf(c_85,plain,
    ! [X0: $i,X1: $i,X2: $i,X3: $i] :
      ( equalish(X2,X3)
      | ~ product(X0,X1,X3)
      | ~ product(X0,X1,X2) ),
    inference(cnf_transformation,[],[f17]) ).

tcf(c_86,plain,
    ! [X0: $i,X1: $i,X2: $i,X3: $i] :
      ( equalish(X1,X3)
      | ~ product(X0,X3,X2)
      | ~ product(X0,X1,X2) ),
    inference(cnf_transformation,[],[f18]) ).

tcf(c_87,plain,
    ! [X0: $i,X1: $i,X2: $i,X3: $i] :
      ( equalish(X0,X3)
      | ~ product(X3,X1,X2)
      | ~ product(X0,X1,X2) ),
    inference(cnf_transformation,[],[f19]) ).

tcf(c_88,negated_conjecture,
    ! [X0: $i,X1: $i,X2: $i,X3: $i] :
      ( product(X3,X2,X1)
      | ~ product(X1,X0,X3)
      | ~ product(X0,X1,X2) ),
    inference(cnf_transformation,[],[f20]) ).

tcf(c_91,plain,
    ( product(e_1,e_1,e_3)
    | product(e_1,e_1,e_2)
    | product(e_1,e_1,e_1)
    | ~ group_element(e_1) ),
    inference(instantiation,[status(thm)],[c_84]) ).

tcf(c_160,plain,
    ! [X0: $i] :
      ( ~ greater(X0,e_2)
      | ~ product(e_1,e_1,X0) ),
    inference(resolution,[status(thm)],[c_69,c_74]) ).

tcf(c_180,plain,
    ~ product(e_1,e_1,e_3),
    inference(resolution,[status(thm)],[c_73,c_160]) ).

tcf(c_185,plain,
    ! [X0: $i,X1: $i] :
      ( ~ product(X0,X1,e_2)
      | ~ product(X0,X1,e_1) ),
    inference(resolution,[status(thm)],[c_78,c_85]) ).

tcf(c_193,plain,
    ! [X0: $i,X1: $i] :
      ( ~ product(X0,e_2,X1)
      | ~ product(X0,e_1,X1) ),
    inference(resolution,[status(thm)],[c_78,c_86]) ).

tcf(c_194,plain,
    ( ~ product(e_1,e_2,e_1)
    | ~ product(e_1,e_1,e_1) ),
    inference(instantiation,[status(thm)],[c_193]) ).

tcf(c_201,plain,
    ! [X0: $i,X1: $i] :
      ( ~ product(e_2,X0,X1)
      | ~ product(e_1,X0,X1) ),
    inference(resolution,[status(thm)],[c_78,c_87]) ).

tcf(c_202,plain,
    ( ~ product(e_2,e_1,e_1)
    | ~ product(e_1,e_1,e_1) ),
    inference(instantiation,[status(thm)],[c_201]) ).

tcf(c_216,plain,
    ! [X0: $i,X1: $i] :
      ( ~ product(X0,e_3,X1)
      | ~ product(X0,e_1,X1) ),
    inference(resolution,[status(thm)],[c_79,c_86]) ).

tcf(c_217,plain,
    ( ~ product(e_1,e_3,e_1)
    | ~ product(e_1,e_1,e_1) ),
    inference(instantiation,[status(thm)],[c_216]) ).

tcf(c_224,plain,
    ! [X0: $i,X1: $i] :
      ( ~ product(e_3,X0,X1)
      | ~ product(e_1,X0,X1) ),
    inference(resolution,[status(thm)],[c_79,c_87]) ).

tcf(c_225,plain,
    ( ~ product(e_3,e_1,e_1)
    | ~ product(e_1,e_1,e_1) ),
    inference(instantiation,[status(thm)],[c_224]) ).

tcf(c_242,plain,
    ! [X0: $i,X1: $i] :
      ( ~ product(X0,e_3,X1)
      | ~ product(X0,e_2,X1) ),
    inference(resolution,[status(thm)],[c_81,c_86]) ).

tcf(c_250,plain,
    ! [X0: $i,X1: $i] :
      ( ~ product(e_3,X0,X1)
      | ~ product(e_2,X0,X1) ),
    inference(resolution,[status(thm)],[c_81,c_87]) ).

tcf(c_342,plain,
    ! [X0: $i] :
      ( product(e_1,e_1,e_3)
      | ~ product(e_3,X0,e_1)
      | ~ product(X0,e_3,e_1) ),
    inference(instantiation,[status(thm)],[c_88]) ).

tcf(c_343,plain,
    ( product(e_1,e_1,e_3)
    | ~ product(e_3,e_1,e_1)
    | ~ product(e_1,e_3,e_1) ),
    inference(instantiation,[status(thm)],[c_342]) ).

tcf(c_344,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( product(X2,e_2,X0)
      | ~ product(X1,X0,e_2)
      | ~ product(X0,X1,X2) ),
    inference(instantiation,[status(thm)],[c_88]) ).

tcf(c_345,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( product(e_2,X2,X1)
      | ~ product(X1,X0,e_2)
      | ~ product(X0,X1,X2) ),
    inference(instantiation,[status(thm)],[c_88]) ).

tcf(c_346,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( product(X2,e_3,X0)
      | ~ product(X1,X0,e_3)
      | ~ product(X0,X1,X2) ),
    inference(instantiation,[status(thm)],[c_88]) ).

tcf(c_347,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( product(e_3,X2,X1)
      | ~ product(X1,X0,e_3)
      | ~ product(X0,X1,X2) ),
    inference(instantiation,[status(thm)],[c_88]) ).

tcf(c_350,plain,
    ! [X0: $i] :
      ( product(X0,e_2,e_3)
      | product(X0,e_2,e_2)
      | product(X0,e_2,e_1)
      | ~ group_element(e_2)
      | ~ group_element(X0) ),
    inference(instantiation,[status(thm)],[c_84]) ).

tcf(c_352,plain,
    ( product(e_1,e_2,e_3)
    | product(e_1,e_2,e_2)
    | product(e_1,e_2,e_1)
    | ~ group_element(e_2)
    | ~ group_element(e_1) ),
    inference(instantiation,[status(thm)],[c_350]) ).

tcf(c_353,plain,
    ! [X0: $i] :
      ( product(e_2,X0,e_3)
      | product(e_2,X0,e_2)
      | product(e_2,X0,e_1)
      | ~ group_element(e_2)
      | ~ group_element(X0) ),
    inference(instantiation,[status(thm)],[c_84]) ).

tcf(c_354,plain,
    ! [X0: $i] :
      ( ~ product(e_2,X0,e_1)
      | ~ product(e_1,X0,e_1) ),
    inference(instantiation,[status(thm)],[c_201]) ).

tcf(c_355,plain,
    ( product(e_2,e_1,e_3)
    | product(e_2,e_1,e_2)
    | product(e_2,e_1,e_1)
    | ~ group_element(e_2)
    | ~ group_element(e_1) ),
    inference(instantiation,[status(thm)],[c_353]) ).

tcf(c_356,plain,
    ! [X0: $i] :
      ( product(X0,e_3,e_3)
      | product(X0,e_3,e_2)
      | product(X0,e_3,e_1)
      | ~ group_element(e_3)
      | ~ group_element(X0) ),
    inference(instantiation,[status(thm)],[c_84]) ).

tcf(c_357,plain,
    ! [X0: $i] :
      ( ~ product(X0,e_3,e_1)
      | ~ product(X0,e_2,e_1) ),
    inference(instantiation,[status(thm)],[c_242]) ).

tcf(c_359,plain,
    ( product(e_1,e_3,e_3)
    | product(e_1,e_3,e_2)
    | product(e_1,e_3,e_1)
    | ~ group_element(e_3)
    | ~ group_element(e_1) ),
    inference(instantiation,[status(thm)],[c_356]) ).

tcf(c_360,plain,
    ! [X0: $i] :
      ( product(e_3,X0,e_3)
      | product(e_3,X0,e_2)
      | product(e_3,X0,e_1)
      | ~ group_element(e_3)
      | ~ group_element(X0) ),
    inference(instantiation,[status(thm)],[c_84]) ).

tcf(c_361,plain,
    ! [X0: $i] :
      ( ~ product(e_3,X0,e_1)
      | ~ product(e_2,X0,e_1) ),
    inference(instantiation,[status(thm)],[c_250]) ).

tcf(c_363,plain,
    ( product(e_3,e_1,e_3)
    | product(e_3,e_1,e_2)
    | product(e_3,e_1,e_1)
    | ~ group_element(e_3)
    | ~ group_element(e_1) ),
    inference(instantiation,[status(thm)],[c_360]) ).

tcf(c_364,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( product(X2,X1,e_2)
      | ~ product(e_2,X0,X2)
      | ~ product(X0,e_2,X1) ),
    inference(instantiation,[status(thm)],[c_88]) ).

tcf(c_370,plain,
    ! [X0: $i] :
      ( ~ product(X0,e_2,e_2)
      | ~ product(X0,e_1,e_2) ),
    inference(instantiation,[status(thm)],[c_193]) ).

tcf(c_373,plain,
    ! [X0: $i] :
      ( ~ product(e_3,X0,e_2)
      | ~ product(e_1,X0,e_2) ),
    inference(instantiation,[status(thm)],[c_224]) ).

tcf(c_382,plain,
    ! [X0: $i,X1: $i] :
      ( product(e_2,e_2,X0)
      | ~ product(X1,X0,e_2)
      | ~ product(X0,X1,e_2) ),
    inference(instantiation,[status(thm)],[c_344]) ).

tcf(c_383,plain,
    ( product(e_2,e_2,e_1)
    | ~ product(e_1,e_1,e_2) ),
    inference(instantiation,[status(thm)],[c_382]) ).

tcf(c_384,plain,
    ! [X0: $i,X1: $i] :
      ( product(e_2,e_2,X1)
      | ~ product(X1,X0,e_2)
      | ~ product(X0,X1,e_2) ),
    inference(instantiation,[status(thm)],[c_345]) ).

tcf(c_391,plain,
    ! [X0: $i] :
      ( ~ product(X0,e_2,e_2)
      | ~ product(X0,e_2,e_1) ),
    inference(instantiation,[status(thm)],[c_185]) ).

tcf(c_401,plain,
    ( ~ product(e_3,e_2,e_1)
    | ~ product(e_2,e_2,e_1) ),
    inference(instantiation,[status(thm)],[c_361]) ).

tcf(c_402,plain,
    ( ~ product(e_2,e_2,e_1)
    | ~ product(e_1,e_2,e_1) ),
    inference(instantiation,[status(thm)],[c_354]) ).

tcf(c_409,plain,
    ! [X0: $i] :
      ( ~ product(e_3,X0,e_2)
      | ~ product(e_2,X0,e_2) ),
    inference(instantiation,[status(thm)],[c_250]) ).

tcf(c_410,plain,
    ! [X0: $i] :
      ( ~ product(e_2,X0,e_2)
      | ~ product(e_1,X0,e_2) ),
    inference(instantiation,[status(thm)],[c_201]) ).

tcf(c_411,plain,
    ( ~ product(e_2,e_1,e_2)
    | ~ product(e_1,e_1,e_2) ),
    inference(instantiation,[status(thm)],[c_410]) ).

tcf(c_413,plain,
    ( product(e_2,e_3,e_3)
    | product(e_2,e_3,e_2)
    | product(e_2,e_3,e_1)
    | ~ group_element(e_3)
    | ~ group_element(e_2) ),
    inference(instantiation,[status(thm)],[c_353]) ).

tcf(c_416,plain,
    ( ~ product(e_2,e_3,e_2)
    | ~ product(e_2,e_1,e_2) ),
    inference(instantiation,[status(thm)],[c_216]) ).

tcf(c_419,plain,
    ! [X0: $i,X1: $i] :
      ( product(e_2,X1,e_2)
      | ~ product(e_2,X0,e_2)
      | ~ product(X0,e_2,X1) ),
    inference(instantiation,[status(thm)],[c_364]) ).

tcf(c_433,plain,
    ( ~ product(e_3,e_3,e_2)
    | ~ product(e_1,e_3,e_2) ),
    inference(instantiation,[status(thm)],[c_373]) ).

tcf(c_497,plain,
    ( product(e_3,e_2,e_3)
    | product(e_3,e_2,e_2)
    | product(e_3,e_2,e_1)
    | ~ group_element(e_3)
    | ~ group_element(e_2) ),
    inference(instantiation,[status(thm)],[c_360]) ).

tcf(c_530,plain,
    ( ~ product(e_2,e_3,e_1)
    | ~ product(e_2,e_2,e_1) ),
    inference(instantiation,[status(thm)],[c_357]) ).

tcf(c_540,plain,
    ! [X0: $i] :
      ( product(X0,e_3,e_2)
      | ~ product(e_1,e_2,e_3)
      | ~ product(e_2,e_1,X0) ),
    inference(instantiation,[status(thm)],[c_346]) ).

tcf(c_541,plain,
    ( product(e_1,e_3,e_2)
    | ~ product(e_2,e_1,e_1)
    | ~ product(e_1,e_2,e_3) ),
    inference(instantiation,[status(thm)],[c_540]) ).

tcf(c_543,plain,
    ( product(e_2,e_3,e_2)
    | ~ product(e_2,e_1,e_2)
    | ~ product(e_1,e_2,e_3) ),
    inference(instantiation,[status(thm)],[c_419]) ).

tcf(c_597,plain,
    ( product(e_1,e_1,e_2)
    | product(e_1,e_1,e_1)
    | ~ group_element(e_1) ),
    inference(superposition,[status(thm)],[c_84,c_180]) ).

tcf(c_599,plain,
    ( product(e_1,e_1,e_2)
    | product(e_1,e_1,e_1) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_597,c_75]) ).

tcf(c_697,plain,
    ( product(e_2,e_2,e_1)
    | ~ product(e_3,e_1,e_2)
    | ~ product(e_1,e_3,e_2) ),
    inference(instantiation,[status(thm)],[c_382]) ).

tcf(c_710,plain,
    ( ~ product(e_2,e_2,e_2)
    | ~ product(e_2,e_2,e_1) ),
    inference(instantiation,[status(thm)],[c_391]) ).

tcf(c_712,plain,
    ( ~ product(e_3,e_2,e_2)
    | ~ product(e_2,e_2,e_2) ),
    inference(instantiation,[status(thm)],[c_409]) ).

tcf(c_739,plain,
    ! [X0: $i,X1: $i] :
      ( product(e_3,X1,e_2)
      | ~ product(e_2,X0,e_3)
      | ~ product(X0,e_2,X1) ),
    inference(instantiation,[status(thm)],[c_347]) ).

tcf(c_745,plain,
    ! [X0: $i] :
      ( ~ product(e_3,X0,e_3)
      | ~ product(e_2,X0,e_3) ),
    inference(instantiation,[status(thm)],[c_250]) ).

tcf(c_747,plain,
    ( ~ product(e_3,e_1,e_3)
    | ~ product(e_2,e_1,e_3) ),
    inference(instantiation,[status(thm)],[c_745]) ).

tcf(c_758,plain,
    ( product(e_1,e_1,e_1)
    | ~ product(e_1,e_3,e_2) ),
    inference(superposition,[status(thm)],[c_599,c_216]) ).

tcf(c_759,plain,
    ( product(e_1,e_1,e_1)
    | ~ product(e_1,e_2,e_2) ),
    inference(superposition,[status(thm)],[c_599,c_193]) ).

tcf(c_792,plain,
    ! [X0: $i] :
      ( ~ product(X0,e_3,e_3)
      | ~ product(X0,e_2,e_3) ),
    inference(instantiation,[status(thm)],[c_242]) ).

tcf(c_794,plain,
    ( ~ product(e_1,e_3,e_3)
    | ~ product(e_1,e_2,e_3) ),
    inference(instantiation,[status(thm)],[c_792]) ).

tcf(c_822,plain,
    ( product(e_1,e_1,e_1)
    | ~ product(e_3,e_1,e_2) ),
    inference(superposition,[status(thm)],[c_599,c_224]) ).

tcf(c_931,plain,
    ! [X0: $i] :
      ( product(e_2,e_2,X0)
      | ~ product(e_2,X0,e_2)
      | ~ product(X0,e_2,e_2) ),
    inference(instantiation,[status(thm)],[c_384]) ).

tcf(c_934,plain,
    ! [X0: $i] :
      ( product(e_2,e_2,e_2)
      | ~ product(e_2,X0,e_2)
      | ~ product(X0,e_2,e_2) ),
    inference(instantiation,[status(thm)],[c_382]) ).

tcf(c_935,plain,
    ( product(e_2,e_2,e_2)
    | ~ product(e_2,e_1,e_2)
    | ~ product(e_1,e_2,e_2) ),
    inference(instantiation,[status(thm)],[c_934]) ).

tcf(c_936,plain,
    ( product(e_2,e_2,e_1)
    | ~ product(e_2,e_1,e_2)
    | ~ product(e_1,e_2,e_2) ),
    inference(instantiation,[status(thm)],[c_931]) ).

tcf(c_946,plain,
    product(e_1,e_1,e_1),
    inference(global_subsumption_just,[status(thm)],[c_758,c_77,c_76,c_75,c_91,c_180,c_343,c_352,c_355,c_359,c_363,c_383,c_402,c_411,c_541,c_747,c_759,c_758,c_794,c_822]) ).

tcf(c_967,plain,
    ( ~ product(e_3,e_2,e_2)
    | ~ product(e_3,e_1,e_2) ),
    inference(instantiation,[status(thm)],[c_370]) ).

tcf(c_974,plain,
    ! [X0: $i] :
      ( product(e_3,e_2,e_2)
      | ~ product(e_2,X0,e_3)
      | ~ product(X0,e_2,e_2) ),
    inference(instantiation,[status(thm)],[c_739]) ).

tcf(c_975,plain,
    ( product(e_3,e_2,e_2)
    | ~ product(e_2,e_1,e_3)
    | ~ product(e_1,e_2,e_2) ),
    inference(instantiation,[status(thm)],[c_974]) ).

tcf(c_1040,plain,
    ( ~ product(e_2,e_3,e_2)
    | ~ product(e_1,e_3,e_2) ),
    inference(instantiation,[status(thm)],[c_410]) ).

tcf(c_1048,plain,
    ( product(e_3,e_3,e_2)
    | ~ product(e_3,e_2,e_3)
    | ~ product(e_2,e_3,e_3) ),
    inference(instantiation,[status(thm)],[c_739]) ).

tcf(c_1057,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_1048,c_1040,c_975,c_967,c_946,c_936,c_935,c_794,c_747,c_712,c_710,c_697,c_543,c_530,c_497,c_433,c_416,c_413,c_401,c_363,c_359,c_355,c_352,c_225,c_217,c_202,c_194,c_75,c_76,c_77]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : GRP133-2.003 : TPTP v9.3.1. Released v1.2.0.
% 0.00/0.04  % Command  : run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% 0.11/0.36  % Computer : n018.cluster.edu
% 0.11/0.36  % Model    : x86_64 x86_64
% 0.11/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.36  % Memory   : 8046.5625MB
% 0.11/0.36  % OS       : Linux 6.8.0-71-generic
% 0.11/0.37  % CPULimit : 300
% 0.11/0.37  % WCLimit  : 300
% 0.11/0.37  % DateTime : Wed Sep 23 13:50:47 UTC 2026
% 0.11/0.37  % CPUTime  : 
% 0.11/0.37  Running run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% 0.11/0.40  Running EPR theorem proving
% 0.11/0.40  Running: /export/starexec/sandbox2/solver/bin/iproveropt-multi-core.sh -d -n -l tptp -s epr_schedule -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.11/0.41  
% 0.11/0.41  % ======== iProver multi-core TPTP/SMT =========
% 0.11/0.41  
% 0.11/0.41  % Detected problem language: tptp
% 0.11/0.43  % Proving...
% 0.67/1.10  % SZS status Started for theBenchmark.p
% 0.67/1.10  % SZS status Unsatisfiable for theBenchmark.p
% 0.67/1.10  
% 0.67/1.10  %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 0.67/1.10  
% 0.67/1.10  % ------  iProver source info
% 0.67/1.10  
% 0.67/1.10  % git: date: 2026-07-19 20:42:38 +0200
% 0.67/1.10  % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 0.67/1.10  % git: non_committed_changes: false
% 0.67/1.10  
% 0.67/1.10  % ------ Parsing...% successful
% 0.67/1.10  
% 0.67/1.10  
% 0.67/1.10  % ------ Clausification by vclausify_rel  & Parsing by iProver...% ------  preprocesses with Option_epr_non_horn_non_eq
% 0.67/1.10  % 
% 0.67/1.10  
% 0.67/1.10  % ------ Preprocessing... sf_s  rm: 0 0s  sf_e  pe_s  pe:1:0s pe:2:0s pe_e  sf_s  rm: 0 0s  sf_e  pe_s  pe_e % 
% 0.67/1.10  
% 0.67/1.10  % ------ Preprocessing...% ------  preprocesses with Option_epr_non_horn_non_eq
% 0.67/1.10   gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 0.67/1.10  % ------ Proving...
% 0.67/1.10  % ------ Problem Properties 
% 0.67/1.10  
% 0.67/1.10  % 
% 0.67/1.10  % clauses                               15
% 0.67/1.10  % conjectures                           1
% 0.67/1.10  % EPR                                   15
% 0.67/1.10  % Horn                                  14
% 0.67/1.10  % unary                                 4
% 0.67/1.10  % binary                                9
% 0.67/1.10  % lits                                  30
% 0.67/1.10  % lits eq                               0
% 0.67/1.10  % fd_pure                               0
% 0.67/1.10  % fd_pseudo                             0
% 0.67/1.10  % fd_cond                               0
% 0.67/1.10  % fd_pseudo_cond                        0
% 0.67/1.10  % AC symbols                            0
% 0.67/1.10  
% 0.67/1.10  % ------ Schedule EPR non Horn non eq is on
% 0.67/1.10  
% 0.67/1.10  % ------ no equalities: superposition off 
% 0.67/1.10  
% 0.67/1.10  % ------ Input Options "--resolution_flag false" Time Limit: 70.
% 0.67/1.10  
% 0.67/1.10  
% 0.67/1.10  % ------ 
% 0.67/1.10  % Current options:
% 0.67/1.10  % ------ 
% 0.67/1.10  
% 0.67/1.10  
% 0.67/1.10  % 
% 0.67/1.10  
% 0.67/1.10  % ------ Proving...
% 0.67/1.10  % 
% 0.67/1.10  
% 0.67/1.10  % SZS status Unsatisfiable for theBenchmark.p
% 0.67/1.10  
% 0.67/1.10  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 0.67/1.10  
% 0.67/1.10  
%------------------------------------------------------------------------------