%------------------------------------------------------------------------------
% File : hopCoP---0.1
% Problem : PUZ023-1 : TPTP v9.0.0. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : /export/starexec/sandbox/solver/bin/execute.py 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n026.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 : Fri Jul 25 01:24:27 PM UTC 2025
% Result : Unsatisfiable 0.13s 0.35s
% Output : CNFRefutation 0.13s
% Verified :
% SZS Type : ERROR: Analysing output (Could not find formula named prove_there_is_an_answer)
% Comments :
%------------------------------------------------------------------------------
cnf(21,plain,
~ an_answer(X0),
inference(cnf,[status(esa)],[prove_there_is_an_answer]) ).
cnf(l0,plain,
~ an_answer(b_and_c_liars),
inference(instantiation,[status(thm)],[21]) ).
cnf(17,plain,
( ~ a_truth(liar(b))
| ~ a_truth(liar(c))
| an_answer(b_and_c_liars) ),
inference(cnf,[status(esa)],[b_and_c_liars]) ).
cnf(l1,plain,
( ~ a_truth(liar(b))
| ~ a_truth(liar(c))
| an_answer(b_and_c_liars) ),
inference(instantiation,[status(thm)],[17]) ).
cnf(5,plain,
( ~ a_truth(says(X0,X1))
| a_truth(X1)
| a_truth(liar(X0)) ),
inference(cnf,[status(esa)],[liars_are_told_by_liars]) ).
cnf(l3,plain,
( ~ a_truth(says(c,liar(b)))
| a_truth(liar(b))
| a_truth(liar(c)) ),
inference(instantiation,[status(thm)],[5]) ).
cnf(l2,plain,
( ~ a_truth(says(c,liar(b)))
| a_truth(liar(b))
| a_truth(liar(c)) ),
inference(instantiation,[status(thm)],[5]) ).
cnf(16,plain,
a_truth(says(c,liar(b))),
inference(cnf,[status(esa)],[c_says_b_lies]) ).
cnf(l4,plain,
a_truth(says(c,liar(b))),
inference(instantiation,[status(thm)],[16]) ).
cnf(l6,plain,
a_truth(says(c,liar(b))),
inference(instantiation,[status(thm)],[16]) ).
cnf(18,plain,
( ~ a_truth(truthteller(c))
| ~ a_truth(liar(b))
| an_answer(b_liar_and_c_truthteller) ),
inference(cnf,[status(esa)],[b_liar_and_c_truthteller]) ).
cnf(l7,plain,
( ~ a_truth(truthteller(c))
| ~ a_truth(liar(b))
| an_answer(b_liar_and_c_truthteller) ),
inference(instantiation,[status(thm)],[18]) ).
cnf(l25,plain,
~ an_answer(b_liar_and_c_truthteller),
inference(instantiation,[status(thm)],[21]) ).
cnf(19,plain,
( ~ a_truth(truthteller(b))
| ~ a_truth(liar(c))
| an_answer(b_truthteller_and_c_liar) ),
inference(cnf,[status(esa)],[b_truthteller_and_c_liar]) ).
cnf(l14,plain,
( ~ a_truth(truthteller(b))
| ~ a_truth(liar(c))
| an_answer(b_truthteller_and_c_liar) ),
inference(instantiation,[status(thm)],[19]) ).
cnf(l29,plain,
~ an_answer(b_truthteller_and_c_liar),
inference(instantiation,[status(thm)],[21]) ).
cnf(0,plain,
( a_truth(truthteller(X0))
| a_truth(liar(X0)) ),
inference(cnf,[status(esa)],[truthteller_or_liar]) ).
cnf(l27,plain,
( a_truth(truthteller(b))
| a_truth(liar(b)) ),
inference(instantiation,[status(thm)],[0]) ).
cnf(l26,plain,
( a_truth(truthteller(c))
| a_truth(liar(c)) ),
inference(instantiation,[status(thm)],[0]) ).
cnf(final,plain,
$false,
inference(ground_refutation,[status(thm)],[l0,l1,l3,l2,l4,l6,l7,l25,l14,l29,l27,l26]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12 % Problem : PUZ023-1 : TPTP v9.0.0. Released v1.0.0.
% 0.06/0.13 % Command : /export/starexec/sandbox/solver/bin/execute.py 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.13/0.33 % Computer : n026.cluster.edu
% 0.13/0.33 % Model : x86_64 x86_64
% 0.13/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33 % Memory : 8042.1875MB
% 0.13/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33 % CPULimit : 300
% 0.13/0.33 % WCLimit : 300
% 0.13/0.33 % DateTime : Mon Jul 21 15:50:19 EDT 2025
% 0.13/0.33 % CPUTime :
% 0.13/0.34 % launching worker at depth: 2
% 0.13/0.34 % launching worker at depth: 8
% 0.13/0.34 % launching worker at depth: 5
% 0.13/0.34 % launching worker at depth: 7
% 0.13/0.34 % launching worker at depth: 3
% 0.13/0.34 % launching worker at depth: 4
% 0.13/0.34 % launching worker at depth: 1
% 0.13/0.34 % launching worker at depth: 6
% 0.13/0.34 % launching worker at depth: 9
% 0.13/0.34 % launching worker at depth: 10
% 0.13/0.35 % SZS status Theorem for theBenchmark
% 0.13/0.35 % SZS output start CNFRefutation
% See solution above
%------------------------------------------------------------------------------