TSTP Solution File: GRP124-6.004 by Beagle---0.9.51

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Beagle---0.9.51
% Problem  : GRP124-6.004 : TPTP v8.1.2. Released v1.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -Dfile.encoding=UTF-8 -Xms512M -Xmx4G -Xss10M -jar /export/starexec/sandbox/solver/bin/beagle.jar -auto -q -proof -print tff -smtsolver /export/starexec/sandbox/solver/bin/cvc4-1.4-x86_64-linux-opt -liasolver cooper -t %d %s

% Computer : n010.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 : Tue Aug 22 10:39:56 EDT 2023

% Result   : Unsatisfiable 8.93s 3.17s
% Output   : CNFRefutation 9.53s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :   30
% Syntax   : Number of formulae    :  145 (  72 unt;   8 typ;   0 def)
%            Number of atoms       :  284 (   0 equ)
%            Maximal formula atoms :    7 (   2 avg)
%            Number of connectives :  246 (  99   ~; 147   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   3 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    9 (   4   >;   5   *;   0   +;   0  <<)
%            Number of predicates  :    5 (   4 usr;   1 prp; 0-3 aty)
%            Number of functors    :    4 (   4 usr;   4 con; 0-0 aty)
%            Number of variables   :   95 (;  95   !;   0   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
%$ product2 > product1 > equalish > group_element > #nlpp > e_4 > e_3 > e_2 > e_1

%Foreground sorts:

%Background operators:

%Foreground operators:
tff(group_element,type,
    group_element: $i > $o ).

tff(e_2,type,
    e_2: $i ).

tff(product1,type,
    product1: ( $i * $i * $i ) > $o ).

tff(e_4,type,
    e_4: $i ).

tff(e_3,type,
    e_3: $i ).

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

tff(e_1,type,
    e_1: $i ).

tff(product2,type,
    product2: ( $i * $i * $i ) > $o ).

tff(f_49,axiom,
    ~ equalish(e_3,e_2),
    file(unknown,unknown) ).

tff(f_43,axiom,
    ~ equalish(e_2,e_3),
    file(unknown,unknown) ).

tff(f_57,axiom,
    ~ equalish(e_4,e_3),
    file(unknown,unknown) ).

tff(f_45,axiom,
    ~ equalish(e_2,e_4),
    file(unknown,unknown) ).

tff(f_31,axiom,
    group_element(e_2),
    file(unknown,unknown) ).

tff(f_33,axiom,
    group_element(e_4),
    file(unknown,unknown) ).

tff(f_71,axiom,
    ! [X,Y] :
      ( ~ group_element(X)
      | ~ group_element(Y)
      | product1(X,Y,e_1)
      | product1(X,Y,e_2)
      | product1(X,Y,e_3)
      | product1(X,Y,e_4) ),
    file(unknown,unknown) ).

tff(f_97,axiom,
    ! [X] : product1(X,X,X),
    file(unknown,unknown) ).

tff(f_87,axiom,
    ! [X,W,Y,Z] :
      ( ~ product1(X,W,Y)
      | ~ product1(X,Z,Y)
      | equalish(W,Z) ),
    file(unknown,unknown) ).

tff(f_55,axiom,
    ~ equalish(e_4,e_2),
    file(unknown,unknown) ).

tff(f_32,axiom,
    group_element(e_3),
    file(unknown,unknown) ).

tff(f_95,axiom,
    ! [W,Y,X,Z] :
      ( ~ product1(W,Y,X)
      | ~ product1(Z,Y,X)
      | equalish(W,Z) ),
    file(unknown,unknown) ).

tff(f_53,axiom,
    ~ equalish(e_4,e_1),
    file(unknown,unknown) ).

tff(f_37,axiom,
    ~ equalish(e_1,e_3),
    file(unknown,unknown) ).

tff(f_39,axiom,
    ~ equalish(e_1,e_4),
    file(unknown,unknown) ).

tff(f_30,axiom,
    group_element(e_1),
    file(unknown,unknown) ).

tff(f_51,axiom,
    ~ equalish(e_3,e_4),
    file(unknown,unknown) ).

tff(f_145,axiom,
    ! [X,Y,Z1,Z2] :
      ( ~ product1(X,Y,Z1)
      | ~ product1(Z1,X,Z2)
      | product2(Z2,Y,X) ),
    file(unknown,unknown) ).

tff(f_137,axiom,
    ! [X] : product2(X,X,X),
    file(unknown,unknown) ).

tff(f_119,axiom,
    ! [X,Y,W,Z] :
      ( ~ product2(X,Y,W)
      | ~ product2(X,Y,Z)
      | equalish(W,Z) ),
    file(unknown,unknown) ).

tff(f_47,axiom,
    ~ equalish(e_3,e_1),
    file(unknown,unknown) ).

tff(f_127,axiom,
    ! [X,W,Y,Z] :
      ( ~ product2(X,W,Y)
      | ~ product2(X,Z,Y)
      | equalish(W,Z) ),
    file(unknown,unknown) ).

tff(c_24,plain,
    ~ equalish(e_3,e_2),
    inference(cnfTransformation,[status(thm)],[f_49]) ).

tff(c_18,plain,
    ~ equalish(e_2,e_3),
    inference(cnfTransformation,[status(thm)],[f_43]) ).

tff(c_32,plain,
    ~ equalish(e_4,e_3),
    inference(cnfTransformation,[status(thm)],[f_57]) ).

tff(c_20,plain,
    ~ equalish(e_2,e_4),
    inference(cnfTransformation,[status(thm)],[f_45]) ).

tff(c_4,plain,
    group_element(e_2),
    inference(cnfTransformation,[status(thm)],[f_31]) ).

tff(c_8,plain,
    group_element(e_4),
    inference(cnfTransformation,[status(thm)],[f_33]) ).

tff(c_169,plain,
    ! [X_86,Y_87] :
      ( product1(X_86,Y_87,e_4)
      | product1(X_86,Y_87,e_3)
      | product1(X_86,Y_87,e_2)
      | product1(X_86,Y_87,e_1)
      | ~ group_element(Y_87)
      | ~ group_element(X_86) ),
    inference(cnfTransformation,[status(thm)],[f_71]) ).

tff(c_42,plain,
    ! [X_15] : product1(X_15,X_15,X_15),
    inference(cnfTransformation,[status(thm)],[f_97]) ).

tff(c_107,plain,
    ! [W_68,Z_69,X_70,Y_71] :
      ( equalish(W_68,Z_69)
      | ~ product1(X_70,Z_69,Y_71)
      | ~ product1(X_70,W_68,Y_71) ),
    inference(cnfTransformation,[status(thm)],[f_87]) ).

tff(c_110,plain,
    ! [W_68,X_15] :
      ( equalish(W_68,X_15)
      | ~ product1(X_15,W_68,X_15) ),
    inference(resolution,[status(thm)],[c_42,c_107]) ).

tff(c_175,plain,
    ! [Y_87] :
      ( equalish(Y_87,e_4)
      | product1(e_4,Y_87,e_3)
      | product1(e_4,Y_87,e_2)
      | product1(e_4,Y_87,e_1)
      | ~ group_element(Y_87)
      | ~ group_element(e_4) ),
    inference(resolution,[status(thm)],[c_169,c_110]) ).

tff(c_193,plain,
    ! [Y_87] :
      ( equalish(Y_87,e_4)
      | product1(e_4,Y_87,e_3)
      | product1(e_4,Y_87,e_2)
      | product1(e_4,Y_87,e_1)
      | ~ group_element(Y_87) ),
    inference(demodulation,[status(thm),theory(equality)],[c_8,c_175]) ).

tff(c_30,plain,
    ~ equalish(e_4,e_2),
    inference(cnfTransformation,[status(thm)],[f_55]) ).

tff(c_6,plain,
    group_element(e_3),
    inference(cnfTransformation,[status(thm)],[f_32]) ).

tff(c_40,plain,
    ! [W_11,Z_14,Y_12,X_13] :
      ( equalish(W_11,Z_14)
      | ~ product1(Z_14,Y_12,X_13)
      | ~ product1(W_11,Y_12,X_13) ),
    inference(cnfTransformation,[status(thm)],[f_95]) ).

tff(c_7217,plain,
    ! [W_306,X_307,Y_308] :
      ( equalish(W_306,X_307)
      | ~ product1(W_306,Y_308,e_4)
      | product1(X_307,Y_308,e_3)
      | product1(X_307,Y_308,e_2)
      | product1(X_307,Y_308,e_1)
      | ~ group_element(Y_308)
      | ~ group_element(X_307) ),
    inference(resolution,[status(thm)],[c_169,c_40]) ).

tff(c_7222,plain,
    ! [X_307] :
      ( equalish(e_4,X_307)
      | product1(X_307,e_4,e_3)
      | product1(X_307,e_4,e_2)
      | product1(X_307,e_4,e_1)
      | ~ group_element(e_4)
      | ~ group_element(X_307) ),
    inference(resolution,[status(thm)],[c_42,c_7217]) ).

tff(c_7504,plain,
    ! [X_324] :
      ( equalish(e_4,X_324)
      | product1(X_324,e_4,e_3)
      | product1(X_324,e_4,e_2)
      | product1(X_324,e_4,e_1)
      | ~ group_element(X_324) ),
    inference(demodulation,[status(thm),theory(equality)],[c_8,c_7222]) ).

tff(c_7524,plain,
    ( equalish(e_4,e_3)
    | product1(e_3,e_4,e_2)
    | product1(e_3,e_4,e_1)
    | ~ group_element(e_3) ),
    inference(resolution,[status(thm)],[c_7504,c_110]) ).

tff(c_7554,plain,
    ( equalish(e_4,e_3)
    | product1(e_3,e_4,e_2)
    | product1(e_3,e_4,e_1) ),
    inference(demodulation,[status(thm),theory(equality)],[c_6,c_7524]) ).

tff(c_7555,plain,
    ( product1(e_3,e_4,e_2)
    | product1(e_3,e_4,e_1) ),
    inference(negUnitSimplification,[status(thm)],[c_32,c_7554]) ).

tff(c_7563,plain,
    product1(e_3,e_4,e_1),
    inference(splitLeft,[status(thm)],[c_7555]) ).

tff(c_34,plain,
    ! [X_1,Y_2] :
      ( product1(X_1,Y_2,e_4)
      | product1(X_1,Y_2,e_3)
      | product1(X_1,Y_2,e_2)
      | product1(X_1,Y_2,e_1)
      | ~ group_element(Y_2)
      | ~ group_element(X_1) ),
    inference(cnfTransformation,[status(thm)],[f_71]) ).

tff(c_28,plain,
    ~ equalish(e_4,e_1),
    inference(cnfTransformation,[status(thm)],[f_53]) ).

tff(c_12,plain,
    ~ equalish(e_1,e_3),
    inference(cnfTransformation,[status(thm)],[f_37]) ).

tff(c_14,plain,
    ~ equalish(e_1,e_4),
    inference(cnfTransformation,[status(thm)],[f_39]) ).

tff(c_2,plain,
    group_element(e_1),
    inference(cnfTransformation,[status(thm)],[f_30]) ).

tff(c_26,plain,
    ~ equalish(e_3,e_4),
    inference(cnfTransformation,[status(thm)],[f_51]) ).

tff(c_97,plain,
    ! [W_62,Z_63,Y_64,X_65] :
      ( equalish(W_62,Z_63)
      | ~ product1(Z_63,Y_64,X_65)
      | ~ product1(W_62,Y_64,X_65) ),
    inference(cnfTransformation,[status(thm)],[f_95]) ).

tff(c_100,plain,
    ! [W_62,X_15] :
      ( equalish(W_62,X_15)
      | ~ product1(W_62,X_15,X_15) ),
    inference(resolution,[status(thm)],[c_42,c_97]) ).

tff(c_181,plain,
    ! [X_86] :
      ( equalish(X_86,e_4)
      | product1(X_86,e_4,e_3)
      | product1(X_86,e_4,e_2)
      | product1(X_86,e_4,e_1)
      | ~ group_element(e_4)
      | ~ group_element(X_86) ),
    inference(resolution,[status(thm)],[c_169,c_100]) ).

tff(c_6471,plain,
    ! [X_276] :
      ( equalish(X_276,e_4)
      | product1(X_276,e_4,e_3)
      | product1(X_276,e_4,e_2)
      | product1(X_276,e_4,e_1)
      | ~ group_element(X_276) ),
    inference(demodulation,[status(thm),theory(equality)],[c_8,c_181]) ).

tff(c_6492,plain,
    ( equalish(e_4,e_3)
    | equalish(e_3,e_4)
    | product1(e_3,e_4,e_2)
    | product1(e_3,e_4,e_1)
    | ~ group_element(e_3) ),
    inference(resolution,[status(thm)],[c_6471,c_110]) ).

tff(c_6525,plain,
    ( equalish(e_4,e_3)
    | equalish(e_3,e_4)
    | product1(e_3,e_4,e_2)
    | product1(e_3,e_4,e_1) ),
    inference(demodulation,[status(thm),theory(equality)],[c_6,c_6492]) ).

tff(c_6526,plain,
    ( product1(e_3,e_4,e_2)
    | product1(e_3,e_4,e_1) ),
    inference(negUnitSimplification,[status(thm)],[c_26,c_32,c_6525]) ).

tff(c_6534,plain,
    product1(e_3,e_4,e_1),
    inference(splitLeft,[status(thm)],[c_6526]) ).

tff(c_54,plain,
    ! [Z2_34,Y_32,X_31,Z1_33] :
      ( product2(Z2_34,Y_32,X_31)
      | ~ product1(Z1_33,X_31,Z2_34)
      | ~ product1(X_31,Y_32,Z1_33) ),
    inference(cnfTransformation,[status(thm)],[f_145]) ).

tff(c_6625,plain,
    ! [Y_280] :
      ( product2(e_1,Y_280,e_4)
      | ~ product1(e_4,Y_280,e_3) ),
    inference(resolution,[status(thm)],[c_6534,c_54]) ).

tff(c_52,plain,
    ! [X_30] : product2(X_30,X_30,X_30),
    inference(cnfTransformation,[status(thm)],[f_137]) ).

tff(c_57,plain,
    ! [W_37,Z_38,X_39,Y_40] :
      ( equalish(W_37,Z_38)
      | ~ product2(X_39,Y_40,Z_38)
      | ~ product2(X_39,Y_40,W_37) ),
    inference(cnfTransformation,[status(thm)],[f_119]) ).

tff(c_60,plain,
    ! [W_37,X_30] :
      ( equalish(W_37,X_30)
      | ~ product2(X_30,X_30,W_37) ),
    inference(resolution,[status(thm)],[c_52,c_57]) ).

tff(c_6648,plain,
    ( equalish(e_4,e_1)
    | ~ product1(e_4,e_1,e_3) ),
    inference(resolution,[status(thm)],[c_6625,c_60]) ).

tff(c_6675,plain,
    ~ product1(e_4,e_1,e_3),
    inference(negUnitSimplification,[status(thm)],[c_28,c_6648]) ).

tff(c_6713,plain,
    ( equalish(e_1,e_4)
    | product1(e_4,e_1,e_2)
    | product1(e_4,e_1,e_1)
    | ~ group_element(e_1) ),
    inference(resolution,[status(thm)],[c_193,c_6675]) ).

tff(c_6720,plain,
    ( equalish(e_1,e_4)
    | product1(e_4,e_1,e_2)
    | product1(e_4,e_1,e_1) ),
    inference(demodulation,[status(thm),theory(equality)],[c_2,c_6713]) ).

tff(c_6721,plain,
    ( product1(e_4,e_1,e_2)
    | product1(e_4,e_1,e_1) ),
    inference(negUnitSimplification,[status(thm)],[c_14,c_6720]) ).

tff(c_6850,plain,
    product1(e_4,e_1,e_1),
    inference(splitLeft,[status(thm)],[c_6721]) ).

tff(c_221,plain,
    ! [Y_93] :
      ( equalish(Y_93,e_4)
      | product1(e_4,Y_93,e_3)
      | product1(e_4,Y_93,e_2)
      | product1(e_4,Y_93,e_1)
      | ~ group_element(Y_93) ),
    inference(demodulation,[status(thm),theory(equality)],[c_8,c_175]) ).

tff(c_229,plain,
    ( equalish(e_4,e_3)
    | equalish(e_3,e_4)
    | product1(e_4,e_3,e_2)
    | product1(e_4,e_3,e_1)
    | ~ group_element(e_3) ),
    inference(resolution,[status(thm)],[c_221,c_100]) ).

tff(c_242,plain,
    ( equalish(e_4,e_3)
    | equalish(e_3,e_4)
    | product1(e_4,e_3,e_2)
    | product1(e_4,e_3,e_1) ),
    inference(demodulation,[status(thm),theory(equality)],[c_6,c_229]) ).

tff(c_243,plain,
    ( product1(e_4,e_3,e_2)
    | product1(e_4,e_3,e_1) ),
    inference(negUnitSimplification,[status(thm)],[c_26,c_32,c_242]) ).

tff(c_291,plain,
    product1(e_4,e_3,e_1),
    inference(splitLeft,[status(thm)],[c_243]) ).

tff(c_38,plain,
    ! [W_8,Z_10,X_7,Y_9] :
      ( equalish(W_8,Z_10)
      | ~ product1(X_7,Z_10,Y_9)
      | ~ product1(X_7,W_8,Y_9) ),
    inference(cnfTransformation,[status(thm)],[f_87]) ).

tff(c_301,plain,
    ! [W_8] :
      ( equalish(W_8,e_3)
      | ~ product1(e_4,W_8,e_1) ),
    inference(resolution,[status(thm)],[c_291,c_38]) ).

tff(c_6857,plain,
    equalish(e_1,e_3),
    inference(resolution,[status(thm)],[c_6850,c_301]) ).

tff(c_6880,plain,
    $false,
    inference(negUnitSimplification,[status(thm)],[c_12,c_6857]) ).

tff(c_6881,plain,
    product1(e_4,e_1,e_2),
    inference(splitRight,[status(thm)],[c_6721]) ).

tff(c_22,plain,
    ~ equalish(e_3,e_1),
    inference(cnfTransformation,[status(thm)],[f_47]) ).

tff(c_348,plain,
    ! [Y_102] :
      ( product2(e_1,Y_102,e_3)
      | ~ product1(e_3,Y_102,e_4) ),
    inference(resolution,[status(thm)],[c_291,c_54]) ).

tff(c_362,plain,
    ( equalish(e_3,e_1)
    | ~ product1(e_3,e_1,e_4) ),
    inference(resolution,[status(thm)],[c_348,c_60]) ).

tff(c_379,plain,
    ~ product1(e_3,e_1,e_4),
    inference(negUnitSimplification,[status(thm)],[c_22,c_362]) ).

tff(c_390,plain,
    ( product1(e_3,e_1,e_3)
    | product1(e_3,e_1,e_2)
    | product1(e_3,e_1,e_1)
    | ~ group_element(e_1)
    | ~ group_element(e_3) ),
    inference(resolution,[status(thm)],[c_34,c_379]) ).

tff(c_393,plain,
    ( product1(e_3,e_1,e_3)
    | product1(e_3,e_1,e_2)
    | product1(e_3,e_1,e_1) ),
    inference(demodulation,[status(thm),theory(equality)],[c_6,c_2,c_390]) ).

tff(c_458,plain,
    product1(e_3,e_1,e_1),
    inference(splitLeft,[status(thm)],[c_393]) ).

tff(c_475,plain,
    equalish(e_3,e_1),
    inference(resolution,[status(thm)],[c_458,c_100]) ).

tff(c_485,plain,
    $false,
    inference(negUnitSimplification,[status(thm)],[c_22,c_475]) ).

tff(c_486,plain,
    ( product1(e_3,e_1,e_2)
    | product1(e_3,e_1,e_3) ),
    inference(splitRight,[status(thm)],[c_393]) ).

tff(c_488,plain,
    product1(e_3,e_1,e_3),
    inference(splitLeft,[status(thm)],[c_486]) ).

tff(c_117,plain,
    ! [Z2_74,Y_75,X_76,Z1_77] :
      ( product2(Z2_74,Y_75,X_76)
      | ~ product1(Z1_77,X_76,Z2_74)
      | ~ product1(X_76,Y_75,Z1_77) ),
    inference(cnfTransformation,[status(thm)],[f_145]) ).

tff(c_121,plain,
    ! [X_78,Y_79] :
      ( product2(X_78,Y_79,X_78)
      | ~ product1(X_78,Y_79,X_78) ),
    inference(resolution,[status(thm)],[c_42,c_117]) ).

tff(c_48,plain,
    ! [W_23,Z_25,X_22,Y_24] :
      ( equalish(W_23,Z_25)
      | ~ product2(X_22,Z_25,Y_24)
      | ~ product2(X_22,W_23,Y_24) ),
    inference(cnfTransformation,[status(thm)],[f_127]) ).

tff(c_201,plain,
    ! [W_88,Y_89,X_90] :
      ( equalish(W_88,Y_89)
      | ~ product2(X_90,W_88,X_90)
      | ~ product1(X_90,Y_89,X_90) ),
    inference(resolution,[status(thm)],[c_121,c_48]) ).

tff(c_207,plain,
    ! [X_30,Y_89] :
      ( equalish(X_30,Y_89)
      | ~ product1(X_30,Y_89,X_30) ),
    inference(resolution,[status(thm)],[c_52,c_201]) ).

tff(c_532,plain,
    equalish(e_3,e_1),
    inference(resolution,[status(thm)],[c_488,c_207]) ).

tff(c_547,plain,
    $false,
    inference(negUnitSimplification,[status(thm)],[c_22,c_532]) ).

tff(c_548,plain,
    product1(e_3,e_1,e_2),
    inference(splitRight,[status(thm)],[c_486]) ).

tff(c_560,plain,
    ! [W_11] :
      ( equalish(W_11,e_3)
      | ~ product1(W_11,e_1,e_2) ),
    inference(resolution,[status(thm)],[c_548,c_40]) ).

tff(c_6889,plain,
    equalish(e_4,e_3),
    inference(resolution,[status(thm)],[c_6881,c_560]) ).

tff(c_6909,plain,
    $false,
    inference(negUnitSimplification,[status(thm)],[c_32,c_6889]) ).

tff(c_6910,plain,
    product1(e_3,e_4,e_2),
    inference(splitRight,[status(thm)],[c_6526]) ).

tff(c_559,plain,
    ! [W_8] :
      ( equalish(W_8,e_1)
      | ~ product1(e_3,W_8,e_2) ),
    inference(resolution,[status(thm)],[c_548,c_38]) ).

tff(c_6918,plain,
    equalish(e_4,e_1),
    inference(resolution,[status(thm)],[c_6910,c_559]) ).

tff(c_6938,plain,
    $false,
    inference(negUnitSimplification,[status(thm)],[c_28,c_6918]) ).

tff(c_6939,plain,
    product1(e_4,e_3,e_2),
    inference(splitRight,[status(thm)],[c_243]) ).

tff(c_7007,plain,
    ! [Y_290] :
      ( product2(e_2,Y_290,e_3)
      | ~ product1(e_3,Y_290,e_4) ),
    inference(resolution,[status(thm)],[c_6939,c_54]) ).

tff(c_7021,plain,
    ( equalish(e_3,e_2)
    | ~ product1(e_3,e_2,e_4) ),
    inference(resolution,[status(thm)],[c_7007,c_60]) ).

tff(c_7038,plain,
    ~ product1(e_3,e_2,e_4),
    inference(negUnitSimplification,[status(thm)],[c_24,c_7021]) ).

tff(c_7049,plain,
    ( product1(e_3,e_2,e_3)
    | product1(e_3,e_2,e_2)
    | product1(e_3,e_2,e_1)
    | ~ group_element(e_2)
    | ~ group_element(e_3) ),
    inference(resolution,[status(thm)],[c_34,c_7038]) ).

tff(c_7052,plain,
    ( product1(e_3,e_2,e_3)
    | product1(e_3,e_2,e_2)
    | product1(e_3,e_2,e_1) ),
    inference(demodulation,[status(thm),theory(equality)],[c_6,c_4,c_7049]) ).

tff(c_7172,plain,
    product1(e_3,e_2,e_1),
    inference(splitLeft,[status(thm)],[c_7052]) ).

tff(c_7188,plain,
    ! [W_8] :
      ( equalish(W_8,e_2)
      | ~ product1(e_3,W_8,e_1) ),
    inference(resolution,[status(thm)],[c_7172,c_38]) ).

tff(c_7566,plain,
    equalish(e_4,e_2),
    inference(resolution,[status(thm)],[c_7563,c_7188]) ).

tff(c_7580,plain,
    $false,
    inference(negUnitSimplification,[status(thm)],[c_30,c_7566]) ).

tff(c_7581,plain,
    product1(e_3,e_4,e_2),
    inference(splitRight,[status(thm)],[c_7555]) ).

tff(c_7667,plain,
    ! [Y_331] :
      ( product2(e_2,Y_331,e_4)
      | ~ product1(e_4,Y_331,e_3) ),
    inference(resolution,[status(thm)],[c_7581,c_54]) ).

tff(c_7688,plain,
    ( equalish(e_4,e_2)
    | ~ product1(e_4,e_2,e_3) ),
    inference(resolution,[status(thm)],[c_7667,c_60]) ).

tff(c_7712,plain,
    ~ product1(e_4,e_2,e_3),
    inference(negUnitSimplification,[status(thm)],[c_30,c_7688]) ).

tff(c_7735,plain,
    ( equalish(e_2,e_4)
    | product1(e_4,e_2,e_2)
    | product1(e_4,e_2,e_1)
    | ~ group_element(e_2) ),
    inference(resolution,[status(thm)],[c_193,c_7712]) ).

tff(c_7738,plain,
    ( equalish(e_2,e_4)
    | product1(e_4,e_2,e_2)
    | product1(e_4,e_2,e_1) ),
    inference(demodulation,[status(thm),theory(equality)],[c_4,c_7735]) ).

tff(c_7739,plain,
    ( product1(e_4,e_2,e_2)
    | product1(e_4,e_2,e_1) ),
    inference(negUnitSimplification,[status(thm)],[c_20,c_7738]) ).

tff(c_7791,plain,
    product1(e_4,e_2,e_1),
    inference(splitLeft,[status(thm)],[c_7739]) ).

tff(c_7189,plain,
    ! [W_11] :
      ( equalish(W_11,e_3)
      | ~ product1(W_11,e_2,e_1) ),
    inference(resolution,[status(thm)],[c_7172,c_40]) ).

tff(c_7815,plain,
    equalish(e_4,e_3),
    inference(resolution,[status(thm)],[c_7791,c_7189]) ).

tff(c_7829,plain,
    $false,
    inference(negUnitSimplification,[status(thm)],[c_32,c_7815]) ).

tff(c_7830,plain,
    product1(e_4,e_2,e_2),
    inference(splitRight,[status(thm)],[c_7739]) ).

tff(c_6950,plain,
    ! [W_8] :
      ( equalish(W_8,e_3)
      | ~ product1(e_4,W_8,e_2) ),
    inference(resolution,[status(thm)],[c_6939,c_38]) ).

tff(c_7834,plain,
    equalish(e_2,e_3),
    inference(resolution,[status(thm)],[c_7830,c_6950]) ).

tff(c_7851,plain,
    $false,
    inference(negUnitSimplification,[status(thm)],[c_18,c_7834]) ).

tff(c_7852,plain,
    ( product1(e_3,e_2,e_2)
    | product1(e_3,e_2,e_3) ),
    inference(splitRight,[status(thm)],[c_7052]) ).

tff(c_7918,plain,
    product1(e_3,e_2,e_3),
    inference(splitLeft,[status(thm)],[c_7852]) ).

tff(c_7923,plain,
    equalish(e_3,e_2),
    inference(resolution,[status(thm)],[c_7918,c_207]) ).

tff(c_7942,plain,
    $false,
    inference(negUnitSimplification,[status(thm)],[c_24,c_7923]) ).

tff(c_7943,plain,
    product1(e_3,e_2,e_2),
    inference(splitRight,[status(thm)],[c_7852]) ).

tff(c_7953,plain,
    equalish(e_3,e_2),
    inference(resolution,[status(thm)],[c_7943,c_100]) ).

tff(c_7967,plain,
    $false,
    inference(negUnitSimplification,[status(thm)],[c_24,c_7953]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem  : GRP124-6.004 : TPTP v8.1.2. Released v1.2.0.
% 0.00/0.14  % Command  : java -Dfile.encoding=UTF-8 -Xms512M -Xmx4G -Xss10M -jar /export/starexec/sandbox/solver/bin/beagle.jar -auto -q -proof -print tff -smtsolver /export/starexec/sandbox/solver/bin/cvc4-1.4-x86_64-linux-opt -liasolver cooper -t %d %s
% 0.14/0.35  % Computer : n010.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 : Thu Aug  3 21:51:58 EDT 2023
% 0.14/0.35  % CPUTime  : 
% 8.93/3.17  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 9.38/3.19  
% 9.38/3.19  % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 9.53/3.24  
% 9.53/3.24  Inference rules
% 9.53/3.24  ----------------------
% 9.53/3.24  #Ref     : 0
% 9.53/3.24  #Sup     : 1487
% 9.53/3.24  #Fact    : 0
% 9.53/3.24  #Define  : 0
% 9.53/3.24  #Split   : 31
% 9.53/3.24  #Chain   : 0
% 9.53/3.24  #Close   : 0
% 9.53/3.24  
% 9.53/3.24  Ordering : KBO
% 9.53/3.24  
% 9.53/3.24  Simplification rules
% 9.53/3.24  ----------------------
% 9.53/3.24  #Subsume      : 206
% 9.53/3.24  #Demod        : 1237
% 9.53/3.24  #Tautology    : 484
% 9.53/3.24  #SimpNegUnit  : 660
% 9.53/3.24  #BackRed      : 0
% 9.53/3.24  
% 9.53/3.24  #Partial instantiations: 0
% 9.53/3.24  #Strategies tried      : 1
% 9.53/3.24  
% 9.53/3.24  Timing (in seconds)
% 9.53/3.24  ----------------------
% 9.53/3.24  Preprocessing        : 0.47
% 9.53/3.24  Parsing              : 0.26
% 9.53/3.24  CNF conversion       : 0.02
% 9.53/3.24  Main loop            : 1.60
% 9.53/3.24  Inferencing          : 0.54
% 9.53/3.24  Reduction            : 0.46
% 9.53/3.24  Demodulation         : 0.26
% 9.53/3.24  BG Simplification    : 0.04
% 9.53/3.24  Subsumption          : 0.48
% 9.53/3.24  Abstraction          : 0.05
% 9.53/3.24  MUC search           : 0.00
% 9.53/3.24  Cooper               : 0.00
% 9.53/3.24  Total                : 2.14
% 9.53/3.24  Index Insertion      : 0.00
% 9.53/3.24  Index Deletion       : 0.00
% 9.53/3.24  Index Matching       : 0.00
% 9.53/3.24  BG Taut test         : 0.00
%------------------------------------------------------------------------------