%------------------------------------------------------------------------------
% File : ConnectPP---0.7.2
% Problem : PUZ026-1 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : /export/starexec/sandbox2/solver/bin/connect++ --verbosity 1 --no-colour --tptp-proof --schedule default --timeout 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n014.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 08:54:19 AM UTC 2026
% Result : Unsatisfiable 8.05s 18.31s
% Output : Proof 8.05s
% Verified :
% SZS Type : ERROR: Analysing output (MakeTreeStats fails)
% Comments :
%------------------------------------------------------------------------------
cnf(person_is_one_type,axiom,
( a_truth(normal(X))
| a_truth(liar(X))
| a_truth(truthteller(X)) ),
file('PUZ003-0.ax',person_is_one_type) ).
cnf(not_truthteller_and_normal,axiom,
( ~ a_truth(normal(X))
| ~ a_truth(truthteller(X)) ),
file('PUZ003-0.ax',not_truthteller_and_normal) ).
cnf(not_truthteller_and_liar,axiom,
( ~ a_truth(liar(X))
| ~ a_truth(truthteller(X)) ),
file('PUZ003-0.ax',not_truthteller_and_liar) ).
cnf(not_liar_and_normal,axiom,
( ~ a_truth(normal(X))
| ~ a_truth(liar(X)) ),
file('PUZ003-0.ax',not_liar_and_normal) ).
cnf(truthtellers_tell_truth,axiom,
( a_truth(Y)
| ~ a_truth(says(X,Y))
| ~ a_truth(truthteller(X)) ),
file('PUZ003-0.ax',truthtellers_tell_truth) ).
cnf(liars_lie,axiom,
( ~ a_truth(Y)
| ~ a_truth(says(X,Y))
| ~ a_truth(liar(X)) ),
file('PUZ003-0.ax',liars_lie) ).
cnf(truthtellers_and_normal_tell_truth,axiom,
( a_truth(normal(Y))
| a_truth(truthteller(Y))
| ~ a_truth(says(Y,X))
| ~ a_truth(X) ),
file('PUZ003-0.ax',truthtellers_and_normal_tell_truth) ).
cnf(liars_and_normal_lie,axiom,
( a_truth(normal(Y))
| a_truth(liar(Y))
| ~ a_truth(says(Y,X))
| a_truth(X) ),
file('PUZ003-0.ax',liars_and_normal_lie) ).
cnf(not_normal_and_not_normal,axiom,
( ~ a_truth(normal(X))
| ~ a_truth(not_normal(X)) ),
file('theBenchmark.p',not_normal_and_not_normal) ).
cnf(normal_or_not_normal,axiom,
( a_truth(normal(X))
| a_truth(not_normal(X)) ),
file('theBenchmark.p',normal_or_not_normal) ).
cnf(not_two_truthtellers1,axiom,
( ~ a_truth(truthteller(Y))
| ~ a_truth(truthteller(X))
| ~ people(X,Y,Z) ),
file('theBenchmark.p',not_two_truthtellers1) ).
cnf(not_two_truthtellers2,axiom,
( ~ a_truth(truthteller(Z))
| ~ a_truth(truthteller(X))
| ~ people(X,Y,Z) ),
file('theBenchmark.p',not_two_truthtellers2) ).
cnf(not_two_liars1,axiom,
( ~ a_truth(liar(Y))
| ~ a_truth(liar(X))
| ~ people(X,Y,Z) ),
file('theBenchmark.p',not_two_liars1) ).
cnf(not_two_liars2,axiom,
( ~ a_truth(liar(Z))
| ~ a_truth(liar(X))
| ~ people(X,Y,Z) ),
file('theBenchmark.p',not_two_liars2) ).
cnf(not_two_normal1,axiom,
( ~ a_truth(normal(Y))
| ~ a_truth(normal(X))
| ~ people(X,Y,Z) ),
file('theBenchmark.p',not_two_normal1) ).
cnf(not_two_normal2,axiom,
( ~ a_truth(normal(Z))
| ~ a_truth(normal(X))
| ~ people(X,Y,Z) ),
file('theBenchmark.p',not_two_normal2) ).
cnf(a_b_c_are_people,hypothesis,
people(a,b,c),
file('theBenchmark.p',a_b_c_are_people) ).
cnf(b_c_a_are_people,hypothesis,
people(b,c,a),
file('theBenchmark.p',b_c_a_are_people) ).
cnf(c_b_a_are_people,hypothesis,
people(c,b,a),
file('theBenchmark.p',c_b_a_are_people) ).
cnf(a_says_a_normal,hypothesis,
a_truth(says(a,normal(a))),
file('theBenchmark.p',a_says_a_normal) ).
cnf(b_says_a_normal,hypothesis,
a_truth(says(b,normal(a))),
file('theBenchmark.p',b_says_a_normal) ).
cnf(c_says_c_not_normal,hypothesis,
a_truth(says(c,not_normal(c))),
file('theBenchmark.p',c_says_c_not_normal) ).
cnf(prove_one_of_each,negated_conjecture,
( ~ a_truth(truthteller(Truthteller))
| ~ a_truth(normal(Normal))
| ~ a_truth(liar(Liar)) ),
file('theBenchmark.p',prove_one_of_each) ).
cnf(sat_proved,plain,
$false,
inference(cadical,[status(thm)],[]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : PUZ026-1 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.03 This is a CNF_UNS_RFO_NEQ_NHN problem
% 0.00/0.04 % Command : /export/starexec/sandbox2/solver/bin/connect++ --verbosity 1 --no-colour --tptp-proof --schedule default --timeout 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.10/10.38 % Computer : n014.cluster.edu
% 0.10/10.38 % Model : x86_64 x86_64
% 0.10/10.38 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/10.38 % Memory : 8046.5625MB
% 0.10/10.38 % OS : Linux 6.8.0-71-generic
% 0.10/10.38 % CPULimit : 300
% 0.10/10.38 % WCLimit : 300
% 0.10/10.38 % DateTime : Sat Sep 19 19:56:16 UTC 2026
% 0.10/10.39 % CPUTime :
% 8.05/18.31 % SZS status Unsatisfiable for theBenchmark
% 8.05/18.31 % SZS output start Proof for theBenchmark
% See solution above
%------------------------------------------------------------------------------