TSTP Solution File: GRP778+1 by CSE_E---1.5

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : CSE_E---1.5
% Problem  : GRP778+1 : TPTP v8.1.2. Released v4.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -jar /export/starexec/sandbox/solver/bin/mcs_scs.jar %d %s

% Computer : n013.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Thu Aug 31 00:23:42 EDT 2023

% Result   : Theorem 27.51s 27.56s
% Output   : CNFRefutation 27.54s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   40
%            Number of leaves      :   28
% Syntax   : Number of formulae    :  150 ( 128 unt;  14 typ;   0 def)
%            Number of atoms       :  148 ( 126 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   22 (  10   ~;   8   |;   2   &)
%                                         (   2 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   1 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   12 (   5   >;   7   *;   0   +;   0  <<)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-3 aty)
%            Number of functors    :   12 (  12 usr;   9 con; 0-2 aty)
%            Number of variables   :  129 (   0 sgn;  42   !;   0   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
tff(decl_22,type,
    product: ( $i * $i ) > $i ).

tff(decl_23,type,
    difference: ( $i * $i ) > $i ).

tff(decl_24,type,
    quotient: ( $i * $i ) > $i ).

tff(decl_25,type,
    d: ( $i * $i * $i ) > $o ).

tff(decl_26,type,
    m: ( $i * $i * $i ) > $o ).

tff(decl_27,type,
    a1: $i ).

tff(decl_28,type,
    b: $i ).

tff(decl_29,type,
    c: $i ).

tff(decl_30,type,
    a: $i ).

tff(decl_31,type,
    b1: $i ).

tff(decl_32,type,
    c1: $i ).

tff(decl_33,type,
    a2: $i ).

tff(decl_34,type,
    b2: $i ).

tff(decl_35,type,
    c2: $i ).

fof(sos05,axiom,
    ! [X3,X4,X1,X2] : product(product(X2,X1),product(X4,X3)) = product(product(X2,X4),product(X1,X3)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',sos05) ).

fof(sos06,axiom,
    ! [X2] : product(X2,X2) = X2,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',sos06) ).

fof(sos03,axiom,
    ! [X1,X2] : quotient(product(X2,X1),X1) = X2,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',sos03) ).

fof(sos04,axiom,
    ! [X1,X2] : product(quotient(X2,X1),X1) = X2,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',sos04) ).

fof(sos08,axiom,
    ! [X5,X6,X7] :
      ( d(X5,X6,X7)
    <=> product(X5,X6) = product(X6,X7) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',sos08) ).

fof(sos14,axiom,
    d(a1,b2,c1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',sos14) ).

fof(sos01,axiom,
    ! [X1,X2] : difference(X2,product(X2,X1)) = X1,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',sos01) ).

fof(sos02,axiom,
    ! [X1,X2] : product(X2,difference(X2,X1)) = X1,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',sos02) ).

fof(sos12,axiom,
    d(a,b,c1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',sos12) ).

fof(sos07,axiom,
    ! [X1,X2] : product(product(product(X2,X1),X1),product(X1,product(X1,X2))) = X1,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',sos07) ).

fof(sos10,axiom,
    d(a1,b,c),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',sos10) ).

fof(sos11,axiom,
    d(a,b1,c),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',sos11) ).

fof(sos09,axiom,
    ! [X8,X9,X10] :
      ( m(X8,X9,X10)
    <=> product(product(X8,X9),product(X9,X10)) = product(X8,X10) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',sos09) ).

fof(goals,conjecture,
    m(b1,b,b2),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',goals) ).

fof(c_0_14,plain,
    ! [X19,X20,X21,X22] : product(product(X22,X21),product(X20,X19)) = product(product(X22,X20),product(X21,X19)),
    inference(variable_rename,[status(thm)],[sos05]) ).

fof(c_0_15,plain,
    ! [X23] : product(X23,X23) = X23,
    inference(variable_rename,[status(thm)],[sos06]) ).

cnf(c_0_16,plain,
    product(product(X1,X2),product(X3,X4)) = product(product(X1,X3),product(X2,X4)),
    inference(split_conjunct,[status(thm)],[c_0_14]) ).

cnf(c_0_17,plain,
    product(X1,X1) = X1,
    inference(split_conjunct,[status(thm)],[c_0_15]) ).

fof(c_0_18,plain,
    ! [X15,X16] : quotient(product(X16,X15),X15) = X16,
    inference(variable_rename,[status(thm)],[sos03]) ).

cnf(c_0_19,plain,
    product(product(X1,X2),product(X3,X2)) = product(product(X1,X3),X2),
    inference(spm,[status(thm)],[c_0_16,c_0_17]) ).

cnf(c_0_20,plain,
    quotient(product(X1,X2),X2) = X1,
    inference(split_conjunct,[status(thm)],[c_0_18]) ).

cnf(c_0_21,plain,
    product(product(X1,X2),X1) = product(X1,product(X2,X1)),
    inference(spm,[status(thm)],[c_0_19,c_0_17]) ).

fof(c_0_22,plain,
    ! [X17,X18] : product(quotient(X18,X17),X17) = X18,
    inference(variable_rename,[status(thm)],[sos04]) ).

fof(c_0_23,plain,
    ! [X26,X27,X28] :
      ( ( ~ d(X26,X27,X28)
        | product(X26,X27) = product(X27,X28) )
      & ( product(X26,X27) != product(X27,X28)
        | d(X26,X27,X28) ) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[sos08])]) ).

cnf(c_0_24,plain,
    quotient(product(X1,product(X2,X1)),X1) = product(X1,X2),
    inference(spm,[status(thm)],[c_0_20,c_0_21]) ).

cnf(c_0_25,plain,
    product(quotient(X1,X2),X2) = X1,
    inference(split_conjunct,[status(thm)],[c_0_22]) ).

cnf(c_0_26,plain,
    ( product(X1,X2) = product(X2,X3)
    | ~ d(X1,X2,X3) ),
    inference(split_conjunct,[status(thm)],[c_0_23]) ).

cnf(c_0_27,plain,
    d(a1,b2,c1),
    inference(split_conjunct,[status(thm)],[sos14]) ).

fof(c_0_28,plain,
    ! [X11,X12] : difference(X12,product(X12,X11)) = X11,
    inference(variable_rename,[status(thm)],[sos01]) ).

cnf(c_0_29,plain,
    quotient(product(X1,X2),X1) = product(X1,quotient(X2,X1)),
    inference(spm,[status(thm)],[c_0_24,c_0_25]) ).

cnf(c_0_30,plain,
    product(b2,c1) = product(a1,b2),
    inference(spm,[status(thm)],[c_0_26,c_0_27]) ).

fof(c_0_31,plain,
    ! [X13,X14] : product(X14,difference(X14,X13)) = X13,
    inference(variable_rename,[status(thm)],[sos02]) ).

cnf(c_0_32,plain,
    difference(X1,product(X1,X2)) = X2,
    inference(split_conjunct,[status(thm)],[c_0_28]) ).

cnf(c_0_33,plain,
    product(b2,quotient(c1,b2)) = a1,
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_29,c_0_30]),c_0_20]) ).

cnf(c_0_34,plain,
    product(X1,difference(X1,X2)) = X2,
    inference(split_conjunct,[status(thm)],[c_0_31]) ).

cnf(c_0_35,plain,
    quotient(c1,b2) = difference(b2,a1),
    inference(spm,[status(thm)],[c_0_32,c_0_33]) ).

cnf(c_0_36,plain,
    d(a,b,c1),
    inference(split_conjunct,[status(thm)],[sos12]) ).

cnf(c_0_37,plain,
    product(product(X1,X2),product(difference(X1,X3),X4)) = product(X3,product(X2,X4)),
    inference(spm,[status(thm)],[c_0_16,c_0_34]) ).

cnf(c_0_38,plain,
    product(difference(b2,a1),b2) = c1,
    inference(spm,[status(thm)],[c_0_25,c_0_35]) ).

cnf(c_0_39,plain,
    product(a,b) = product(b,c1),
    inference(spm,[status(thm)],[c_0_26,c_0_36]) ).

cnf(c_0_40,plain,
    product(product(b2,X1),c1) = product(a1,product(X1,b2)),
    inference(spm,[status(thm)],[c_0_37,c_0_38]) ).

cnf(c_0_41,plain,
    quotient(product(b,c1),b) = a,
    inference(spm,[status(thm)],[c_0_20,c_0_39]) ).

fof(c_0_42,plain,
    ! [X24,X25] : product(product(product(X25,X24),X24),product(X24,product(X24,X25))) = X24,
    inference(variable_rename,[status(thm)],[sos07]) ).

cnf(c_0_43,plain,
    product(a1,product(difference(b2,X1),b2)) = product(X1,c1),
    inference(spm,[status(thm)],[c_0_40,c_0_34]) ).

cnf(c_0_44,plain,
    product(X1,quotient(difference(X1,X2),X1)) = quotient(X2,X1),
    inference(spm,[status(thm)],[c_0_29,c_0_34]) ).

cnf(c_0_45,plain,
    d(a1,b,c),
    inference(split_conjunct,[status(thm)],[sos10]) ).

cnf(c_0_46,plain,
    d(a,b1,c),
    inference(split_conjunct,[status(thm)],[sos11]) ).

cnf(c_0_47,plain,
    product(b,quotient(c1,b)) = a,
    inference(rw,[status(thm)],[c_0_41,c_0_29]) ).

cnf(c_0_48,plain,
    product(product(product(X1,X2),X2),product(X2,product(X2,X1))) = X2,
    inference(split_conjunct,[status(thm)],[c_0_42]) ).

cnf(c_0_49,plain,
    difference(a1,product(X1,c1)) = product(difference(b2,X1),b2),
    inference(spm,[status(thm)],[c_0_32,c_0_43]) ).

cnf(c_0_50,plain,
    product(quotient(X1,b2),c1) = product(a1,difference(b2,X1)),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_40,c_0_44]),c_0_25]) ).

cnf(c_0_51,plain,
    product(b,c) = product(a1,b),
    inference(spm,[status(thm)],[c_0_26,c_0_45]) ).

cnf(c_0_52,plain,
    product(a,b1) = product(b1,c),
    inference(spm,[status(thm)],[c_0_26,c_0_46]) ).

cnf(c_0_53,plain,
    quotient(c1,b) = difference(b,a),
    inference(spm,[status(thm)],[c_0_32,c_0_47]) ).

cnf(c_0_54,plain,
    difference(product(product(X1,X2),X2),X2) = product(X2,product(X2,X1)),
    inference(spm,[status(thm)],[c_0_32,c_0_48]) ).

cnf(c_0_55,plain,
    product(difference(b2,quotient(X1,b2)),b2) = difference(b2,X1),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_49,c_0_50]),c_0_32]) ).

cnf(c_0_56,plain,
    product(b,quotient(c,b)) = a1,
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_29,c_0_51]),c_0_20]) ).

cnf(c_0_57,plain,
    quotient(product(b1,c),b1) = a,
    inference(spm,[status(thm)],[c_0_20,c_0_52]) ).

cnf(c_0_58,plain,
    product(difference(b,a),b) = c1,
    inference(spm,[status(thm)],[c_0_25,c_0_53]) ).

cnf(c_0_59,plain,
    product(X1,product(difference(X1,X2),X1)) = product(X2,X1),
    inference(spm,[status(thm)],[c_0_21,c_0_34]) ).

cnf(c_0_60,plain,
    difference(product(difference(b2,X1),b2),b2) = product(b2,quotient(X1,b2)),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_54,c_0_55]),c_0_34]) ).

cnf(c_0_61,plain,
    quotient(c,b) = difference(b,a1),
    inference(spm,[status(thm)],[c_0_32,c_0_56]) ).

cnf(c_0_62,plain,
    product(b1,quotient(c,b1)) = a,
    inference(rw,[status(thm)],[c_0_57,c_0_29]) ).

cnf(c_0_63,plain,
    product(product(b,X1),c1) = product(a,product(X1,b)),
    inference(spm,[status(thm)],[c_0_37,c_0_58]) ).

cnf(c_0_64,plain,
    product(product(difference(b2,X1),b2),X1) = product(X1,b2),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_59,c_0_60]),c_0_37]),c_0_25]),c_0_17]),c_0_59]) ).

cnf(c_0_65,plain,
    product(difference(b,a1),b) = c,
    inference(spm,[status(thm)],[c_0_25,c_0_61]) ).

cnf(c_0_66,plain,
    quotient(c,b1) = difference(b1,a),
    inference(spm,[status(thm)],[c_0_32,c_0_62]) ).

cnf(c_0_67,plain,
    product(a,product(difference(b,X1),b)) = product(X1,c1),
    inference(spm,[status(thm)],[c_0_63,c_0_34]) ).

cnf(c_0_68,plain,
    product(X1,quotient(b2,X1)) = product(difference(b2,X1),b2),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_20,c_0_64]),c_0_29]) ).

cnf(c_0_69,plain,
    product(product(b,X1),c) = product(a1,product(X1,b)),
    inference(spm,[status(thm)],[c_0_37,c_0_65]) ).

cnf(c_0_70,plain,
    product(difference(b1,a),b1) = c,
    inference(spm,[status(thm)],[c_0_25,c_0_66]) ).

cnf(c_0_71,plain,
    difference(a,product(X1,c1)) = product(difference(b,X1),b),
    inference(spm,[status(thm)],[c_0_32,c_0_67]) ).

cnf(c_0_72,plain,
    product(product(difference(b2,b),b2),c1) = product(a,b2),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_63,c_0_68]),c_0_25]) ).

cnf(c_0_73,plain,
    product(a1,product(difference(b,X1),b)) = product(X1,c),
    inference(spm,[status(thm)],[c_0_69,c_0_34]) ).

cnf(c_0_74,plain,
    product(product(b1,X1),c) = product(a,product(X1,b1)),
    inference(spm,[status(thm)],[c_0_37,c_0_70]) ).

cnf(c_0_75,plain,
    product(difference(b,product(difference(b2,b),b2)),b) = b2,
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_71,c_0_72]),c_0_32]) ).

cnf(c_0_76,plain,
    difference(a1,product(X1,c)) = product(difference(b,X1),b),
    inference(spm,[status(thm)],[c_0_32,c_0_73]) ).

cnf(c_0_77,plain,
    quotient(product(a,product(X1,b1)),c) = product(b1,X1),
    inference(spm,[status(thm)],[c_0_20,c_0_74]) ).

cnf(c_0_78,plain,
    product(product(product(difference(X1,X2),X1),X1),product(X1,X2)) = X1,
    inference(spm,[status(thm)],[c_0_48,c_0_34]) ).

cnf(c_0_79,plain,
    difference(b,product(difference(b2,b),b2)) = quotient(b2,b),
    inference(spm,[status(thm)],[c_0_20,c_0_75]) ).

cnf(c_0_80,plain,
    product(difference(b,quotient(X1,c)),b) = difference(a1,X1),
    inference(spm,[status(thm)],[c_0_76,c_0_25]) ).

cnf(c_0_81,plain,
    quotient(product(a,X1),c) = product(b1,quotient(X1,b1)),
    inference(spm,[status(thm)],[c_0_77,c_0_25]) ).

cnf(c_0_82,plain,
    product(product(b2,b),product(b,product(difference(b2,b),b2))) = b,
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_78,c_0_79]),c_0_25]) ).

cnf(c_0_83,plain,
    product(quotient(X1,c),b) = product(b,difference(a1,X1)),
    inference(spm,[status(thm)],[c_0_59,c_0_80]) ).

cnf(c_0_84,plain,
    quotient(product(b,c1),c) = product(b1,quotient(b,b1)),
    inference(spm,[status(thm)],[c_0_81,c_0_39]) ).

cnf(c_0_85,plain,
    product(b,product(difference(b2,b),b2)) = difference(product(b2,b),b),
    inference(spm,[status(thm)],[c_0_32,c_0_82]) ).

cnf(c_0_86,plain,
    product(product(b1,quotient(b,b1)),b) = difference(product(b2,b),b),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_83,c_0_84]),c_0_49]),c_0_85]) ).

cnf(c_0_87,plain,
    product(difference(product(b2,b),b),b) = product(b,product(b,b2)),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_21,c_0_85]),c_0_64]) ).

cnf(c_0_88,plain,
    product(product(X1,X2),product(X1,X3)) = product(X1,product(X2,X3)),
    inference(spm,[status(thm)],[c_0_16,c_0_17]) ).

cnf(c_0_89,plain,
    product(b,product(b,product(b2,product(b1,quotient(b,b1))))) = b,
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_48,c_0_86]),c_0_87]),c_0_88]),c_0_88]) ).

cnf(c_0_90,plain,
    difference(X1,X1) = X1,
    inference(spm,[status(thm)],[c_0_32,c_0_17]) ).

cnf(c_0_91,plain,
    product(b,product(b2,product(b1,quotient(b,b1)))) = b,
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_32,c_0_89]),c_0_90]) ).

cnf(c_0_92,plain,
    product(b2,product(b1,quotient(b,b1))) = b,
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_32,c_0_91]),c_0_90]) ).

cnf(c_0_93,plain,
    product(b1,quotient(b,b1)) = difference(b2,b),
    inference(spm,[status(thm)],[c_0_32,c_0_92]) ).

cnf(c_0_94,plain,
    difference(b,difference(product(b2,b),b)) = product(difference(b2,b),b2),
    inference(spm,[status(thm)],[c_0_32,c_0_85]) ).

cnf(c_0_95,plain,
    difference(product(b2,b),b) = product(difference(b2,b),b),
    inference(rw,[status(thm)],[c_0_86,c_0_93]) ).

cnf(c_0_96,plain,
    difference(X1,product(X2,X1)) = product(difference(X1,X2),X1),
    inference(spm,[status(thm)],[c_0_32,c_0_59]) ).

cnf(c_0_97,plain,
    product(difference(b,difference(b2,b)),b) = product(difference(b2,b),b2),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_94,c_0_95]),c_0_96]) ).

cnf(c_0_98,plain,
    difference(X1,product(difference(b2,X1),b2)) = quotient(b2,X1),
    inference(spm,[status(thm)],[c_0_32,c_0_68]) ).

cnf(c_0_99,plain,
    product(b1,quotient(quotient(b,b1),b1)) = quotient(difference(b2,b),b1),
    inference(spm,[status(thm)],[c_0_29,c_0_93]) ).

cnf(c_0_100,plain,
    product(product(X1,X2),product(X2,product(X2,quotient(X1,X2)))) = X2,
    inference(spm,[status(thm)],[c_0_48,c_0_25]) ).

cnf(c_0_101,plain,
    product(difference(b,difference(b,difference(b2,b))),b) = quotient(b2,b),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_96,c_0_97]),c_0_98]) ).

cnf(c_0_102,plain,
    quotient(difference(X1,X2),X1) = difference(X1,quotient(X2,X1)),
    inference(spm,[status(thm)],[c_0_32,c_0_44]) ).

cnf(c_0_103,plain,
    product(b,product(b1,quotient(difference(b2,b),b1))) = b1,
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_48,c_0_99]),c_0_25]),c_0_25]) ).

cnf(c_0_104,plain,
    product(quotient(b2,b),quotient(difference(b2,b),b)) = b,
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_100,c_0_101]),c_0_102]),c_0_102]),c_0_34]),c_0_34]) ).

cnf(c_0_105,plain,
    product(b1,quotient(difference(b2,b),b1)) = difference(b,b1),
    inference(spm,[status(thm)],[c_0_32,c_0_103]) ).

cnf(c_0_106,plain,
    quotient(difference(b2,b),b) = difference(quotient(b2,b),b),
    inference(spm,[status(thm)],[c_0_32,c_0_104]) ).

cnf(c_0_107,plain,
    product(product(X1,quotient(X2,X3)),product(X4,X3)) = product(product(X1,X4),X2),
    inference(spm,[status(thm)],[c_0_16,c_0_25]) ).

cnf(c_0_108,plain,
    quotient(difference(b2,b),b1) = difference(b1,difference(b,b1)),
    inference(spm,[status(thm)],[c_0_32,c_0_105]) ).

cnf(c_0_109,plain,
    product(difference(quotient(b2,b),b),b) = difference(b2,b),
    inference(spm,[status(thm)],[c_0_25,c_0_106]) ).

cnf(c_0_110,plain,
    product(difference(b2,b),product(X1,b1)) = product(product(b1,X1),b),
    inference(spm,[status(thm)],[c_0_107,c_0_93]) ).

cnf(c_0_111,plain,
    product(difference(b1,difference(b,b1)),b1) = difference(b2,b),
    inference(spm,[status(thm)],[c_0_25,c_0_108]) ).

cnf(c_0_112,plain,
    difference(product(b,b2),b) = product(b,difference(b2,b)),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_54,c_0_97]),c_0_64]),c_0_34]) ).

cnf(c_0_113,plain,
    product(difference(b,difference(quotient(b2,b),b)),b) = difference(b,difference(b2,b)),
    inference(spm,[status(thm)],[c_0_96,c_0_109]) ).

cnf(c_0_114,plain,
    product(difference(b,b1),b) = difference(b2,b),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_110,c_0_111]),c_0_17]),c_0_34]) ).

cnf(c_0_115,plain,
    difference(product(X1,X2),product(product(X1,X3),product(X2,X4))) = product(X3,X4),
    inference(spm,[status(thm)],[c_0_32,c_0_16]) ).

cnf(c_0_116,plain,
    product(product(b,b2),product(difference(b2,b),b)) = product(b,product(b,b2)),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_59,c_0_112]),c_0_88]),c_0_85]),c_0_95]) ).

cnf(c_0_117,plain,
    product(b,difference(quotient(b2,b),b)) = difference(product(difference(b2,b),b2),b),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_54,c_0_113]),c_0_97]),c_0_34]) ).

cnf(c_0_118,plain,
    difference(quotient(b2,b),b) = difference(b,b1),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_20,c_0_114]),c_0_106]) ).

cnf(c_0_119,plain,
    difference(product(b,difference(b2,b)),product(b,product(b,b2))) = product(b2,b),
    inference(spm,[status(thm)],[c_0_115,c_0_116]) ).

cnf(c_0_120,plain,
    product(b,difference(b2,b)) = product(b1,b),
    inference(spm,[status(thm)],[c_0_59,c_0_114]) ).

cnf(c_0_121,plain,
    quotient(X1,difference(X2,X1)) = X2,
    inference(spm,[status(thm)],[c_0_20,c_0_34]) ).

cnf(c_0_122,plain,
    difference(product(difference(b2,b),b2),b) = b1,
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_117,c_0_118]),c_0_34]) ).

fof(c_0_123,plain,
    ! [X29,X30,X31] :
      ( ( ~ m(X29,X30,X31)
        | product(product(X29,X30),product(X30,X31)) = product(X29,X31) )
      & ( product(product(X29,X30),product(X30,X31)) != product(X29,X31)
        | m(X29,X30,X31) ) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[sos09])]) ).

cnf(c_0_124,plain,
    difference(product(b1,b),product(b,product(b,b2))) = product(b2,b),
    inference(rw,[status(thm)],[c_0_119,c_0_120]) ).

cnf(c_0_125,plain,
    product(b,product(difference(b2,b),b2)) = product(difference(b2,b),b),
    inference(rw,[status(thm)],[c_0_85,c_0_95]) ).

cnf(c_0_126,plain,
    product(difference(b2,b),b2) = quotient(b,b1),
    inference(spm,[status(thm)],[c_0_121,c_0_122]) ).

cnf(c_0_127,plain,
    ( m(X1,X2,X3)
    | product(product(X1,X2),product(X2,X3)) != product(X1,X3) ),
    inference(split_conjunct,[status(thm)],[c_0_123]) ).

cnf(c_0_128,plain,
    product(product(b1,b2),b) = product(b,product(b,b2)),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_34,c_0_124]),c_0_19]) ).

cnf(c_0_129,plain,
    product(b,quotient(b,b1)) = product(difference(b2,b),b),
    inference(rw,[status(thm)],[c_0_125,c_0_126]) ).

fof(c_0_130,negated_conjecture,
    ~ m(b1,b,b2),
    inference(fof_simplification,[status(thm)],[inference(assume_negation,[status(cth)],[goals])]) ).

cnf(c_0_131,plain,
    ( m(X1,product(X2,X3),X2)
    | product(product(X1,X2),product(product(X2,X3),product(X3,X2))) != product(X1,X2) ),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_127,c_0_21]),c_0_16]) ).

cnf(c_0_132,plain,
    product(difference(b2,b),b) = product(b1,b2),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_20,c_0_128]),c_0_29]),c_0_29]),c_0_68]),c_0_126]),c_0_129]) ).

cnf(c_0_133,negated_conjecture,
    ~ m(b1,b,b2),
    inference(split_conjunct,[status(thm)],[c_0_130]) ).

cnf(c_0_134,plain,
    ( m(X1,b,b2)
    | product(product(X1,b1),b2) != product(X1,b2) ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_131,c_0_126]),c_0_34]),c_0_34]),c_0_129]),c_0_132]),c_0_19]) ).

cnf(c_0_135,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_133,c_0_134]),c_0_17])]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem    : GRP778+1 : TPTP v8.1.2. Released v4.1.0.
% 0.13/0.14  % Command    : java -jar /export/starexec/sandbox/solver/bin/mcs_scs.jar %d %s
% 0.14/0.35  % Computer : n013.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit   : 300
% 0.14/0.35  % WCLimit    : 300
% 0.14/0.35  % DateTime   : Tue Aug 29 00:30:46 EDT 2023
% 0.14/0.35  % CPUTime  : 
% 0.20/0.58  start to proof: theBenchmark
% 27.51/27.56  % Version  : CSE_E---1.5
% 27.51/27.56  % Problem  : theBenchmark.p
% 27.51/27.56  % Proof found
% 27.51/27.56  % SZS status Theorem for theBenchmark.p
% 27.51/27.56  % SZS output start Proof
% See solution above
% 27.54/27.57  % Total time : 26.971000 s
% 27.54/27.57  % SZS output end Proof
% 27.54/27.57  % Total time : 26.976000 s
%------------------------------------------------------------------------------