TSTP Solution File: GRP098-1 by Drodi---3.5.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : GRP098-1 : TPTP v8.1.2. Bugfixed v2.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n023.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 : Wed May 31 12:10:12 EDT 2023

% Result   : Unsatisfiable 0.21s 0.38s
% Output   : CNFRefutation 0.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   35
%            Number of leaves      :    7
% Syntax   : Number of formulae    :  111 (  88 unt;   0 def)
%            Number of atoms       :  140 ( 107 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   53 (  24   ~;  25   |;   0   &)
%                                         (   4 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   4 avg)
%            Maximal term depth    :   10 (   2 avg)
%            Number of predicates  :    6 (   4 usr;   5 prp; 0-2 aty)
%            Number of functors    :   12 (  12 usr;   9 con; 0-2 aty)
%            Number of variables   :  256 (; 256   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X,Y,Z] : divide(divide(divide(X,inverse(Y)),Z),divide(X,Z)) = Y,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

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

fof(f3,negated_conjecture,
    ( multiply(inverse(a1),a1) != multiply(inverse(b1),b1)
    | multiply(multiply(inverse(b2),b2),a2) != a2
    | multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3))
    | multiply(a4,b4) != multiply(b4,a4) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f4,plain,
    ! [X0,X1,X2] : divide(divide(divide(X0,inverse(X1)),X2),divide(X0,X2)) = X1,
    inference(cnf_transformation,[status(esa)],[f1]) ).

fof(f5,plain,
    ! [X0,X1] : multiply(X0,X1) = divide(X0,inverse(X1)),
    inference(cnf_transformation,[status(esa)],[f2]) ).

fof(f6,plain,
    ( multiply(inverse(a1),a1) != multiply(inverse(b1),b1)
    | multiply(multiply(inverse(b2),b2),a2) != a2
    | multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3))
    | multiply(a4,b4) != multiply(b4,a4) ),
    inference(cnf_transformation,[status(esa)],[f3]) ).

fof(f7,plain,
    ( spl0_0
  <=> multiply(inverse(a1),a1) = multiply(inverse(b1),b1) ),
    introduced(split_symbol_definition) ).

fof(f9,plain,
    ( multiply(inverse(a1),a1) != multiply(inverse(b1),b1)
    | spl0_0 ),
    inference(component_clause,[status(thm)],[f7]) ).

fof(f10,plain,
    ( spl0_1
  <=> multiply(multiply(inverse(b2),b2),a2) = a2 ),
    introduced(split_symbol_definition) ).

fof(f12,plain,
    ( multiply(multiply(inverse(b2),b2),a2) != a2
    | spl0_1 ),
    inference(component_clause,[status(thm)],[f10]) ).

fof(f13,plain,
    ( spl0_2
  <=> multiply(multiply(a3,b3),c3) = multiply(a3,multiply(b3,c3)) ),
    introduced(split_symbol_definition) ).

fof(f15,plain,
    ( multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3))
    | spl0_2 ),
    inference(component_clause,[status(thm)],[f13]) ).

fof(f16,plain,
    ( spl0_3
  <=> multiply(a4,b4) = multiply(b4,a4) ),
    introduced(split_symbol_definition) ).

fof(f18,plain,
    ( multiply(a4,b4) != multiply(b4,a4)
    | spl0_3 ),
    inference(component_clause,[status(thm)],[f16]) ).

fof(f19,plain,
    ( ~ spl0_0
    | ~ spl0_1
    | ~ spl0_2
    | ~ spl0_3 ),
    inference(split_clause,[status(thm)],[f6,f7,f10,f13,f16]) ).

fof(f20,plain,
    ! [X0,X1,X2] : divide(divide(multiply(X0,X1),X2),divide(X0,X2)) = X1,
    inference(backward_demodulation,[status(thm)],[f5,f4]) ).

fof(f21,plain,
    ! [X0,X1,X2] : divide(multiply(multiply(X0,X1),X2),divide(X0,inverse(X2))) = X1,
    inference(paramodulation,[status(thm)],[f5,f20]) ).

fof(f22,plain,
    ! [X0,X1,X2] : divide(multiply(multiply(X0,X1),X2),multiply(X0,X2)) = X1,
    inference(forward_demodulation,[status(thm)],[f5,f21]) ).

fof(f23,plain,
    ! [X0,X1,X2,X3] : divide(divide(multiply(divide(multiply(X0,X1),X2),X3),divide(X0,X2)),X1) = X3,
    inference(paramodulation,[status(thm)],[f20,f20]) ).

fof(f26,plain,
    ! [X0,X1,X2] : divide(X0,divide(multiply(X1,X0),multiply(X1,X2))) = X2,
    inference(paramodulation,[status(thm)],[f22,f20]) ).

fof(f27,plain,
    ! [X0,X1,X2,X3] : divide(divide(multiply(multiply(multiply(X0,X1),X2),X3),multiply(X0,X2)),X1) = X3,
    inference(paramodulation,[status(thm)],[f22,f20]) ).

fof(f28,plain,
    ! [X0,X1,X2,X3] : divide(X0,divide(X1,divide(multiply(X2,multiply(X1,X3)),multiply(X2,X0)))) = X3,
    inference(paramodulation,[status(thm)],[f26,f20]) ).

fof(f30,plain,
    ! [X0,X1,X2,X3] : multiply(divide(multiply(divide(multiply(X0,inverse(X1)),X2),X3),divide(X0,X2)),X1) = X3,
    inference(paramodulation,[status(thm)],[f5,f23]) ).

fof(f63,plain,
    ! [X0,X1,X2,X3,X4,X5] : multiply(divide(multiply(divide(X0,X1),X2),divide(divide(multiply(divide(multiply(X3,inverse(inverse(X4))),X5),X0),divide(X3,X5)),X1)),X4) = X2,
    inference(paramodulation,[status(thm)],[f30,f30]) ).

fof(f73,plain,
    ! [X0,X1,X2,X3] : divide(divide(X0,divide(divide(multiply(X1,inverse(X2)),X3),divide(X1,X3))),X0) = X2,
    inference(paramodulation,[status(thm)],[f30,f23]) ).

fof(f74,plain,
    ! [X0,X1] : divide(divide(X0,inverse(X1)),X0) = X1,
    inference(forward_demodulation,[status(thm)],[f20,f73]) ).

fof(f75,plain,
    ! [X0,X1] : divide(multiply(X0,X1),X0) = X1,
    inference(forward_demodulation,[status(thm)],[f5,f74]) ).

fof(f83,plain,
    ! [X0,X1,X2,X3,X4,X5] : divide(divide(multiply(multiply(X0,X1),X2),multiply(divide(multiply(divide(multiply(X3,inverse(X4)),X5),X0),divide(X3,X5)),X1)),X4) = X2,
    inference(paramodulation,[status(thm)],[f30,f27]) ).

fof(f89,plain,
    ! [X0,X1,X2,X3,X4] : divide(divide(X0,X1),divide(divide(multiply(divide(multiply(X2,inverse(X3)),X4),X0),divide(X2,X4)),X1)) = X3,
    inference(paramodulation,[status(thm)],[f30,f20]) ).

fof(f94,plain,
    ! [X0,X1] : divide(X0,divide(X1,X1)) = X0,
    inference(paramodulation,[status(thm)],[f75,f20]) ).

fof(f101,plain,
    ! [X0,X1] : X0 = multiply(divide(X1,X1),X0),
    inference(paramodulation,[status(thm)],[f75,f94]) ).

fof(f132,plain,
    ! [X0,X1] : X0 = multiply(multiply(inverse(X1),X1),X0),
    inference(paramodulation,[status(thm)],[f5,f101]) ).

fof(f152,plain,
    ! [X0,X1,X2] : divide(X0,divide(multiply(divide(X1,X1),X0),X2)) = X2,
    inference(paramodulation,[status(thm)],[f101,f26]) ).

fof(f153,plain,
    ! [X0,X1] : divide(X0,divide(X0,X1)) = X1,
    inference(forward_demodulation,[status(thm)],[f101,f152]) ).

fof(f156,plain,
    ! [X0,X1,X2] : divide(multiply(multiply(divide(X0,X0),X1),X2),X2) = X1,
    inference(paramodulation,[status(thm)],[f101,f22]) ).

fof(f157,plain,
    ! [X0,X1] : divide(multiply(X0,X1),X1) = X0,
    inference(forward_demodulation,[status(thm)],[f101,f156]) ).

fof(f167,plain,
    ! [X0,X1,X2] : divide(divide(multiply(X0,X1),X2),X1) = divide(X0,X2),
    inference(paramodulation,[status(thm)],[f20,f153]) ).

fof(f168,plain,
    ! [X0,X1,X2] : divide(X0,X1) = divide(multiply(X2,X0),multiply(X2,X1)),
    inference(paramodulation,[status(thm)],[f26,f153]) ).

fof(f169,plain,
    ! [X0,X1,X2,X3] : divide(X0,X1) = divide(X2,divide(multiply(X3,multiply(X2,X1)),multiply(X3,X0))),
    inference(paramodulation,[status(thm)],[f28,f153]) ).

fof(f170,plain,
    ! [X0,X1,X2] : divide(X0,X1) = divide(X2,divide(multiply(X2,X1),X0)),
    inference(forward_demodulation,[status(thm)],[f168,f169]) ).

fof(f171,plain,
    ! [X0,X1] : divide(X0,X0) = divide(X1,X1),
    inference(paramodulation,[status(thm)],[f94,f153]) ).

fof(f172,plain,
    ! [X0,X1] : divide(X0,multiply(X0,X1)) = inverse(X1),
    inference(paramodulation,[status(thm)],[f5,f153]) ).

fof(f173,plain,
    ! [X0,X1,X2,X3] : multiply(divide(multiply(X0,X1),divide(X2,divide(multiply(X2,inverse(X3)),X0))),X3) = X1,
    inference(paramodulation,[status(thm)],[f153,f30]) ).

fof(f174,plain,
    ! [X0,X1,X2] : multiply(divide(multiply(X0,X1),divide(X0,inverse(X2))),X2) = X1,
    inference(forward_demodulation,[status(thm)],[f170,f173]) ).

fof(f175,plain,
    ! [X0,X1,X2] : multiply(divide(multiply(X0,X1),multiply(X0,X2)),X2) = X1,
    inference(forward_demodulation,[status(thm)],[f5,f174]) ).

fof(f176,plain,
    ! [X0,X1] : multiply(divide(X0,X1),X1) = X0,
    inference(forward_demodulation,[status(thm)],[f168,f175]) ).

fof(f233,plain,
    ! [X0,X1,X2,X3] : divide(X0,X1) = divide(multiply(divide(multiply(X2,inverse(X1)),X3),X0),divide(X2,X3)),
    inference(paramodulation,[status(thm)],[f30,f157]) ).

fof(f256,plain,
    ! [X0,X1,X2,X3] : multiply(divide(multiply(divide(X0,X1),X2),divide(divide(X0,inverse(X3)),X1)),X3) = X2,
    inference(backward_demodulation,[status(thm)],[f233,f63]) ).

fof(f257,plain,
    ! [X0,X1,X2,X3] : multiply(divide(multiply(divide(X0,X1),X2),divide(multiply(X0,X3),X1)),X3) = X2,
    inference(forward_demodulation,[status(thm)],[f5,f256]) ).

fof(f261,plain,
    ! [X0,X1,X2] : divide(divide(X0,X1),divide(divide(X0,X2),X1)) = X2,
    inference(backward_demodulation,[status(thm)],[f233,f89]) ).

fof(f267,plain,
    ! [X0,X1,X2,X3] : divide(divide(multiply(multiply(X0,X1),X2),multiply(divide(X0,X3),X1)),X3) = X2,
    inference(backward_demodulation,[status(thm)],[f233,f83]) ).

fof(f314,plain,
    ! [X0,X1,X2] : multiply(X0,multiply(X1,X2)) = multiply(multiply(X1,X0),X2),
    inference(paramodulation,[status(thm)],[f22,f176]) ).

fof(f315,plain,
    ! [X0,X1] : multiply(X0,X1) = multiply(X1,X0),
    inference(paramodulation,[status(thm)],[f75,f176]) ).

fof(f319,plain,
    ! [X0,X1,X2,X3] : multiply(X0,X1) = divide(multiply(divide(multiply(X2,X1),X3),X0),divide(X2,X3)),
    inference(paramodulation,[status(thm)],[f23,f176]) ).

fof(f347,plain,
    ! [X0,X1] : X0 = multiply(X1,multiply(inverse(X1),X0)),
    inference(backward_demodulation,[status(thm)],[f314,f132]) ).

fof(f402,plain,
    ! [X0,X1,X2,X3] : divide(divide(multiply(X0,multiply(X1,X2)),multiply(divide(X1,X3),X0)),X3) = X2,
    inference(backward_demodulation,[status(thm)],[f314,f267]) ).

fof(f406,plain,
    ( $false
    | spl0_3 ),
    inference(backward_subsumption_resolution,[status(thm)],[f18,f315]) ).

fof(f407,plain,
    spl0_3,
    inference(contradiction_clause,[status(thm)],[f406]) ).

fof(f409,plain,
    ! [X0,X1] : divide(X0,X1) = multiply(X0,inverse(X1)),
    inference(backward_demodulation,[status(thm)],[f319,f233]) ).

fof(f433,plain,
    ( multiply(b3,multiply(a3,c3)) != multiply(a3,multiply(b3,c3))
    | spl0_2 ),
    inference(forward_demodulation,[status(thm)],[f314,f15]) ).

fof(f457,plain,
    ! [X0,X1,X2] : multiply(divide(X0,X1),X2) = divide(multiply(X0,X2),X1),
    inference(paramodulation,[status(thm)],[f157,f257]) ).

fof(f623,plain,
    ! [X0,X1,X2,X3] : divide(divide(multiply(X0,multiply(X1,X2)),divide(multiply(X1,X0),X3)),X3) = X2,
    inference(backward_demodulation,[status(thm)],[f457,f402]) ).

fof(f639,plain,
    ! [X0,X1,X2,X3] : divide(X0,divide(divide(divide(X1,X2),X3),divide(divide(X1,X0),X2))) = X3,
    inference(paramodulation,[status(thm)],[f261,f261]) ).

fof(f673,plain,
    ! [X0,X1,X2] : divide(divide(X0,X1),X2) = divide(divide(X0,X2),X1),
    inference(paramodulation,[status(thm)],[f261,f153]) ).

fof(f728,plain,
    ! [X0,X1] : divide(X0,multiply(X1,X0)) = inverse(X1),
    inference(paramodulation,[status(thm)],[f315,f172]) ).

fof(f809,plain,
    ! [X0,X1] : divide(X0,X1) = inverse(multiply(inverse(X0),X1)),
    inference(paramodulation,[status(thm)],[f347,f172]) ).

fof(f812,plain,
    ! [X0,X1] : divide(X0,X1) = multiply(inverse(X1),X0),
    inference(paramodulation,[status(thm)],[f347,f75]) ).

fof(f823,plain,
    ! [X0,X1] : divide(X0,X1) = inverse(divide(X1,X0)),
    inference(backward_demodulation,[status(thm)],[f812,f809]) ).

fof(f837,plain,
    ! [X0,X1] : divide(divide(X0,X1),X0) = inverse(X1),
    inference(paramodulation,[status(thm)],[f409,f75]) ).

fof(f890,plain,
    ! [X0,X1] : divide(inverse(X0),X1) = divide(inverse(X1),X0),
    inference(paramodulation,[status(thm)],[f409,f812]) ).

fof(f916,plain,
    ! [X0,X1] : divide(inverse(X0),X1) = inverse(multiply(X1,X0)),
    inference(paramodulation,[status(thm)],[f5,f823]) ).

fof(f921,plain,
    ! [X0,X1,X2] : divide(X0,divide(X1,X2)) = multiply(divide(X2,X1),X0),
    inference(paramodulation,[status(thm)],[f823,f812]) ).

fof(f922,plain,
    ! [X0,X1,X2] : divide(X0,divide(X1,X2)) = divide(multiply(X2,X0),X1),
    inference(forward_demodulation,[status(thm)],[f457,f921]) ).

fof(f932,plain,
    ! [X0,X1] : divide(inverse(X0),X1) = inverse(multiply(X0,X1)),
    inference(backward_demodulation,[status(thm)],[f916,f890]) ).

fof(f933,plain,
    ! [X0,X1] : inverse(multiply(X0,X1)) = inverse(multiply(X1,X0)),
    inference(forward_demodulation,[status(thm)],[f916,f932]) ).

fof(f959,plain,
    ! [X0,X1,X2,X3] : divide(divide(multiply(X0,X1),divide(divide(multiply(X0,X2),X3),X2)),X3) = X1,
    inference(backward_demodulation,[status(thm)],[f922,f623]) ).

fof(f960,plain,
    ! [X0,X1,X2,X3] : divide(divide(multiply(X0,X1),X2),divide(divide(multiply(X0,X3),X2),X3)) = X1,
    inference(forward_demodulation,[status(thm)],[f673,f959]) ).

fof(f961,plain,
    ! [X0,X1,X2,X3] : divide(divide(X0,divide(X1,X2)),divide(divide(multiply(X2,X3),X1),X3)) = X0,
    inference(forward_demodulation,[status(thm)],[f922,f960]) ).

fof(f962,plain,
    ! [X0,X1,X2] : divide(divide(X0,divide(X1,X2)),divide(X2,X1)) = X0,
    inference(forward_demodulation,[status(thm)],[f167,f961]) ).

fof(f1041,plain,
    ! [X0,X1] : divide(divide(X0,X1),inverse(X1)) = X0,
    inference(paramodulation,[status(thm)],[f837,f153]) ).

fof(f1042,plain,
    ! [X0,X1] : multiply(divide(X0,X1),X1) = X0,
    inference(forward_demodulation,[status(thm)],[f5,f1041]) ).

fof(f1043,plain,
    ! [X0,X1] : multiply(X0,divide(X1,X0)) = X1,
    inference(forward_demodulation,[status(thm)],[f315,f1042]) ).

fof(f1196,plain,
    ! [X0,X1,X2] : multiply(divide(X0,X1),X2) = divide(X2,divide(X1,X0)),
    inference(paramodulation,[status(thm)],[f962,f1043]) ).

fof(f1346,plain,
    ! [X0,X1,X2,X3] : divide(X0,divide(inverse(X1),divide(divide(X2,X0),X3))) = multiply(X1,divide(X2,X3)),
    inference(paramodulation,[status(thm)],[f728,f639]) ).

fof(f1347,plain,
    ! [X0,X1,X2,X3] : divide(X0,inverse(multiply(divide(divide(X1,X0),X2),X3))) = multiply(X3,divide(X1,X2)),
    inference(forward_demodulation,[status(thm)],[f916,f1346]) ).

fof(f1348,plain,
    ! [X0,X1,X2,X3] : multiply(X0,multiply(divide(divide(X1,X0),X2),X3)) = multiply(X3,divide(X1,X2)),
    inference(forward_demodulation,[status(thm)],[f5,f1347]) ).

fof(f1349,plain,
    ! [X0,X1,X2,X3] : multiply(X0,divide(X1,divide(X2,divide(X3,X0)))) = multiply(X1,divide(X3,X2)),
    inference(forward_demodulation,[status(thm)],[f1196,f1348]) ).

fof(f1350,plain,
    ! [X0,X1,X2,X3] : divide(X0,divide(inverse(X1),divide(divide(X2,X0),X3))) = multiply(divide(X2,X3),X1),
    inference(paramodulation,[status(thm)],[f172,f639]) ).

fof(f1351,plain,
    ! [X0,X1,X2,X3] : divide(X0,inverse(multiply(divide(divide(X1,X0),X2),X3))) = multiply(divide(X1,X2),X3),
    inference(forward_demodulation,[status(thm)],[f916,f1350]) ).

fof(f1352,plain,
    ! [X0,X1,X2,X3] : multiply(X0,multiply(divide(divide(X1,X0),X2),X3)) = multiply(divide(X1,X2),X3),
    inference(forward_demodulation,[status(thm)],[f5,f1351]) ).

fof(f1353,plain,
    ! [X0,X1,X2,X3] : multiply(X0,divide(X1,divide(X2,divide(X3,X0)))) = multiply(divide(X3,X2),X1),
    inference(forward_demodulation,[status(thm)],[f1196,f1352]) ).

fof(f1354,plain,
    ! [X0,X1,X2] : multiply(X0,divide(X1,X2)) = multiply(divide(X1,X2),X0),
    inference(forward_demodulation,[status(thm)],[f1349,f1353]) ).

fof(f1355,plain,
    ! [X0,X1,X2] : multiply(X0,divide(X1,X2)) = divide(X0,divide(X2,X1)),
    inference(forward_demodulation,[status(thm)],[f1196,f1354]) ).

fof(f1698,plain,
    ! [X0,X1,X2] : multiply(X0,multiply(X1,X2)) = divide(X0,inverse(multiply(X2,X1))),
    inference(paramodulation,[status(thm)],[f933,f5]) ).

fof(f1699,plain,
    ! [X0,X1,X2] : multiply(X0,multiply(X1,X2)) = multiply(X0,multiply(X2,X1)),
    inference(forward_demodulation,[status(thm)],[f5,f1698]) ).

fof(f1726,plain,
    ! [X0,X1,X2] : multiply(X0,multiply(X1,X2)) = multiply(multiply(X0,X1),X2),
    inference(paramodulation,[status(thm)],[f315,f314]) ).

fof(f1727,plain,
    ! [X0,X1,X2] : multiply(X0,multiply(X1,X2)) = multiply(X1,multiply(X0,X2)),
    inference(forward_demodulation,[status(thm)],[f314,f1726]) ).

fof(f1742,plain,
    ( $false
    | spl0_2 ),
    inference(backward_subsumption_resolution,[status(thm)],[f433,f1727]) ).

fof(f1743,plain,
    spl0_2,
    inference(contradiction_clause,[status(thm)],[f1742]) ).

fof(f1744,plain,
    ( divide(a1,a1) != multiply(inverse(b1),b1)
    | spl0_0 ),
    inference(forward_demodulation,[status(thm)],[f812,f9]) ).

fof(f1745,plain,
    ( divide(a1,a1) != divide(b1,b1)
    | spl0_0 ),
    inference(forward_demodulation,[status(thm)],[f812,f1744]) ).

fof(f1746,plain,
    ( $false
    | spl0_0 ),
    inference(forward_subsumption_resolution,[status(thm)],[f1745,f171]) ).

fof(f1747,plain,
    spl0_0,
    inference(contradiction_clause,[status(thm)],[f1746]) ).

fof(f1749,plain,
    ( multiply(b2,multiply(inverse(b2),a2)) != a2
    | spl0_1 ),
    inference(forward_demodulation,[status(thm)],[f314,f12]) ).

fof(f1750,plain,
    ( multiply(b2,multiply(a2,inverse(b2))) != a2
    | spl0_1 ),
    inference(forward_demodulation,[status(thm)],[f1699,f1749]) ).

fof(f1751,plain,
    ( multiply(b2,divide(a2,b2)) != a2
    | spl0_1 ),
    inference(forward_demodulation,[status(thm)],[f409,f1750]) ).

fof(f1752,plain,
    ( divide(b2,divide(b2,a2)) != a2
    | spl0_1 ),
    inference(forward_demodulation,[status(thm)],[f1355,f1751]) ).

fof(f1753,plain,
    ( a2 != a2
    | spl0_1 ),
    inference(forward_demodulation,[status(thm)],[f153,f1752]) ).

fof(f1754,plain,
    ( $false
    | spl0_1 ),
    inference(trivial_equality_resolution,[status(esa)],[f1753]) ).

fof(f1755,plain,
    spl0_1,
    inference(contradiction_clause,[status(thm)],[f1754]) ).

fof(f1756,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f19,f407,f1743,f1747,f1755]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : GRP098-1 : TPTP v8.1.2. Bugfixed v2.7.0.
% 0.03/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.13/0.34  % Computer : n023.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Tue May 30 11:49:38 EDT 2023
% 0.13/0.34  % CPUTime  : 
% 0.13/0.35  % Drodi V3.5.1
% 0.21/0.38  % Refutation found
% 0.21/0.38  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.21/0.38  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.21/0.40  % Elapsed time: 0.047072 seconds
% 0.21/0.40  % CPU time: 0.238419 seconds
% 0.21/0.40  % Memory used: 17.348 MB
%------------------------------------------------------------------------------