%------------------------------------------------------------------------------
% File : ConnectPP---0.7.2
% Problem : GRP043-2 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : /export/starexec/sandbox/solver/bin/connect++ --verbosity 1 --no-colour --tptp-proof --schedule default --timeout 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 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 : Thu Sep 24 08:41:12 AM UTC 2026
% Result : Unsatisfiable 0.12s 0.38s
% Output : Proof 0.12s
% Verified :
% SZS Type : Refutation
% Derivation depth : 4
% Number of leaves : 8
% Syntax : Number of clauses : 38 ( 29 unt; 0 nHn; 36 RR)
% Number of literals : 58 ( 0 equ; 22 neg)
% Maximal clause size : 4 ( 1 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 3 ( 2 usr; 1 prp; 0-3 aty)
% Number of functors : 5 ( 5 usr; 4 con; 0-2 aty)
% Number of variables : 17 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(left_identity,axiom,
product(identity,X,X),
file('GRP005-0.ax',left_identity) ).
cnf(total_function1,axiom,
product(X,Y,multiply(X,Y)),
file('GRP005-0.ax',total_function1) ).
cnf(total_function2,axiom,
( equalish(Z,W)
| ~ product(X,Y,W)
| ~ product(X,Y,Z) ),
file('GRP005-0.ax',total_function2) ).
cnf(associativity2,axiom,
( product(U,Z,W)
| ~ product(X,V,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) ),
file('GRP005-0.ax',associativity2) ).
cnf(product_substitution3,axiom,
( product(W,Z,Y)
| ~ product(W,Z,X)
| ~ equalish(X,Y) ),
file('GRP005-0.ax',product_substitution3) ).
cnf(a_equals_b,hypothesis,
equalish(a,b),
file('theBenchmark.p',a_equals_b) ).
cnf(b_equals_c,hypothesis,
equalish(b,c),
file('theBenchmark.p',b_equals_c) ).
cnf(prove_transitivity,negated_conjecture,
~ equalish(a,c),
file('theBenchmark.p',prove_transitivity) ).
cnf(t1,plain,
~ equalish(a,c),
inference(start,[status(thm),parent(0:0)],[prove_transitivity]) ).
cnf(t2,plain,
( ~ product(multiply(identity,identity),a,c)
| ~ product(multiply(identity,identity),a,a)
| equalish(a,c) ),
inference(extension,[status(thm),parent(t1:1)],[total_function2]) ).
cnf(t3,plain,
$false,
inference(connection,[status(thm),parent(t2:1)],[t2:1,t1:1]) ).
cnf(t4,plain,
( ~ product(multiply(identity,identity),a,multiply(identity,a))
| ~ equalish(multiply(identity,a),a)
| product(multiply(identity,identity),a,a) ),
inference(extension,[status(thm),parent(t2:2)],[product_substitution3]) ).
cnf(t5,plain,
$false,
inference(connection,[status(thm),parent(t4:1)],[t4:1,t2:2]) ).
cnf(t6,plain,
( ~ product(identity,a,a)
| ~ product(identity,a,multiply(identity,a))
| equalish(multiply(identity,a),a) ),
inference(extension,[status(thm),parent(t4:2)],[total_function2]) ).
cnf(t7,plain,
$false,
inference(connection,[status(thm),parent(t6:1)],[t6:1,t4:2]) ).
cnf(t8,plain,
product(identity,a,multiply(identity,a)),
inference(extension,[status(thm),parent(t6:2)],[total_function1]) ).
cnf(t9,plain,
$false,
inference(connection,[status(thm),parent(t8:1)],[t8:1,t6:2]) ).
cnf(t10,plain,
product(identity,a,a),
inference(extension,[status(thm),parent(t6:3)],[left_identity]) ).
cnf(t11,plain,
$false,
inference(connection,[status(thm),parent(t10:1)],[t10:1,t6:3]) ).
cnf(t12,plain,
( ~ product(identity,a,a)
| ~ product(identity,a,multiply(identity,a))
| ~ product(identity,identity,multiply(identity,identity))
| product(multiply(identity,identity),a,multiply(identity,a)) ),
inference(extension,[status(thm),parent(t4:3)],[associativity2]) ).
cnf(t13,plain,
$false,
inference(connection,[status(thm),parent(t12:1)],[t12:1,t4:3]) ).
cnf(t14,plain,
product(identity,identity,multiply(identity,identity)),
inference(extension,[status(thm),parent(t12:2)],[total_function1]) ).
cnf(t15,plain,
$false,
inference(connection,[status(thm),parent(t14:1)],[t14:1,t12:2]) ).
cnf(t16,plain,
product(identity,a,multiply(identity,a)),
inference(extension,[status(thm),parent(t12:3)],[total_function1]) ).
cnf(t17,plain,
$false,
inference(connection,[status(thm),parent(t16:1)],[t16:1,t12:3]) ).
cnf(t18,plain,
product(identity,a,a),
inference(extension,[status(thm),parent(t12:4)],[left_identity]) ).
cnf(t19,plain,
$false,
inference(connection,[status(thm),parent(t18:1)],[t18:1,t12:4]) ).
cnf(l2,lemma,
product(multiply(identity,identity),a,a),
inference(lemma,[status(cth),parent(t2:2),below(t1:1)],[t2:2]) ).
cnf(t20,plain,
( ~ product(multiply(identity,identity),a,b)
| ~ equalish(b,c)
| product(multiply(identity,identity),a,c) ),
inference(extension,[status(thm),parent(t2:3)],[product_substitution3]) ).
cnf(t21,plain,
$false,
inference(connection,[status(thm),parent(t20:1)],[t20:1,t2:3]) ).
cnf(t22,plain,
equalish(b,c),
inference(extension,[status(thm),parent(t20:2)],[b_equals_c]) ).
cnf(t23,plain,
$false,
inference(connection,[status(thm),parent(t22:1)],[t22:1,t20:2]) ).
cnf(t24,plain,
( ~ product(multiply(identity,identity),a,a)
| ~ equalish(a,b)
| product(multiply(identity,identity),a,b) ),
inference(extension,[status(thm),parent(t20:3)],[product_substitution3]) ).
cnf(t25,plain,
$false,
inference(connection,[status(thm),parent(t24:1)],[t24:1,t20:3]) ).
cnf(t26,plain,
equalish(a,b),
inference(extension,[status(thm),parent(t24:2)],[a_equals_b]) ).
cnf(t27,plain,
$false,
inference(connection,[status(thm),parent(t26:1)],[t26:1,t24:2]) ).
cnf(t28,plain,
product(multiply(identity,identity),a,a),
inference(lemma_extension,[status(thm),parent(t24:3)],[l2:1]) ).
cnf(t29,plain,
$false,
inference(connection,[status(thm),parent(t28:1)],[t28:1,t24:3]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : GRP043-2 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.03 This is a CNF_UNS_RFO_NEQ_HRN problem
% 0.00/0.03 % Command : /export/starexec/sandbox/solver/bin/connect++ --verbosity 1 --no-colour --tptp-proof --schedule default --timeout 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.08/0.35 % Computer : n018.cluster.edu
% 0.08/0.35 % Model : x86_64 x86_64
% 0.08/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.35 % Memory : 8046.5625MB
% 0.08/0.35 % OS : Linux 6.8.0-71-generic
% 0.08/0.35 % CPULimit : 300
% 0.08/0.35 % WCLimit : 300
% 0.08/0.35 % DateTime : Sat Sep 19 08:37:26 UTC 2026
% 0.08/0.36 % CPUTime :
% 0.12/0.38 % SZS status Unsatisfiable for theBenchmark
% 0.12/0.38 % SZS output start Proof for theBenchmark
% See solution above
%------------------------------------------------------------------------------