TSTP Solution File: PUZ020-1 by ConnectPP---0.2.2
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% File : ConnectPP---0.2.2
% Problem : PUZ020-1 : TPTP v8.1.2. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : connect++ --verbosity 0 --no-colour --tptp-proof --schedule default %s
% Computer : n024.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 Mar 6 09:17:06 EST 2024
% Result : Unsatisfiable 0.13s 0.34s
% Output : Proof 0.13s
% Verified :
% SZS Type : -
% Comments :
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%----WARNING: Could not form TPTP format derivation
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%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12 % Problem : PUZ020-1 : TPTP v8.1.2. Released v1.0.0.
% 0.11/0.12 % Command : connect++ --verbosity 0 --no-colour --tptp-proof --schedule default %s
% 0.13/0.33 % Computer : n024.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 : Sun Mar 3 21:37:06 EST 2024
% 0.13/0.33 % CPUTime :
% 0.13/0.34 % SZS status Unsatisfiable for theBenchmark
% 0.13/0.34 % SZS output start Proof for theBenchmark
% 0.13/0.34
% 0.13/0.34 % Problem matrix:
% 0.13/0.34 cnf(matrix-0, plain, ( ( __eqx_0 = __eqx_0) )).
% 0.13/0.34 cnf(matrix-1, plain, ( ( __eqx_0 != __eqx_1) | ( __eqx_1 = __eqx_0) )).
% 0.13/0.34 cnf(matrix-2, plain, ( ( __eqx_0 != __eqx_1) | ( __eqx_1 != __eqx_2) | ( __eqx_0 = __eqx_2) )).
% 0.13/0.34 cnf(matrix-3, plain, ( ( __eqx_0 != __eqy_0) | ( statement_by(__eqx_0) = statement_by(__eqy_0)) )).
% 0.13/0.34 cnf(matrix-4, plain, ( ( __eqx_0 != __eqy_0) | ~person(__eqx_0) | person(__eqy_0) )).
% 0.13/0.34 cnf(matrix-5, plain, ( ( __eqx_0 != __eqy_0) | ~knight(__eqx_0) | knight(__eqy_0) )).
% 0.13/0.34 cnf(matrix-6, plain, ( ( __eqx_0 != __eqy_0) | ~knave(__eqx_0) | knave(__eqy_0) )).
% 0.13/0.34 cnf(matrix-7, plain, ( ( __eqx_0 != __eqy_0) | ( __eqx_1 != __eqy_1) | ~says(__eqx_0, __eqx_1) | says(__eqy_0, __eqy_1) )).
% 0.13/0.34 cnf(matrix-8, plain, ( ( __eqx_0 != __eqy_0) | ~a_truth(__eqx_0) | a_truth(__eqy_0) )).
% 0.13/0.34 cnf(matrix-9, plain, ( ~person(X) | knight(X) | knave(X) )).
% 0.13/0.34 cnf(matrix-10, plain, ( ~person(X) | ~knight(X) | ~knave(X) )).
% 0.13/0.34 cnf(matrix-11, plain, ( ~says(X, Y) | ( X != Y) )).
% 0.13/0.34 cnf(matrix-12, plain, ( ~says(X, Y) | ( Y = statement_by(X)) )).
% 0.13/0.34 cnf(matrix-13, plain, ( ~person(X) | ( X != statement_by(Y)) )).
% 0.13/0.34 cnf(matrix-14, plain, ( ~person(X) | ~a_truth(statement_by(X)) | knight(X) )).
% 0.13/0.34 cnf(matrix-15, plain, ( ~person(X) | a_truth(statement_by(X)) | knave(X) )).
% 0.13/0.34 cnf(matrix-16, plain, ( ~knight(X) | ~says(X, Y) | a_truth(Y) )).
% 0.13/0.34 cnf(matrix-17, plain, ( ~knave(X) | ~says(X, Y) | ~a_truth(Y) )).
% 0.13/0.34 cnf(matrix-18, plain, ( person(husband) )).
% 0.13/0.34 cnf(matrix-19, plain, ( person(wife) )).
% 0.13/0.34 cnf(matrix-20, plain, ( ( husband != wife) )).
% 0.13/0.34 cnf(matrix-21, plain, ( says(husband, statement_by(husband)) )).
% 0.13/0.34 cnf(matrix-22, plain, ( ~a_truth(statement_by(husband)) | ~knight(husband) | knight(wife) )).
% 0.13/0.34 cnf(matrix-23, plain, ( a_truth(statement_by(husband)) | ~knight(husband) )).
% 0.13/0.34 cnf(matrix-24, plain, ( a_truth(statement_by(husband)) | knight(wife) )).
% 0.13/0.34 cnf(matrix-25, plain, ( ~knight(wife) | a_truth(statement_by(husband)) )).
% 0.13/0.34 cnf(matrix-26, plain, ( ~knight(husband) )).
% 0.13/0.34
% 0.13/0.34 % Proof stack:
% 0.13/0.34 cnf(proof-stack, plain,
% 0.13/0.34 proof_stack(
% 0.13/0.34 start(10),
% 0.13/0.34 left_branch(0, 19, 0, 2),
% 0.13/0.34 right_branch(2),
% 0.13/0.34 left_branch(0, 9, 2, 3),
% 0.13/0.34 lemmata(0, 0),
% 0.13/0.34 left_branch(0, 25, 0, 5),
% 0.13/0.34 left_branch(0, 14, 1, 6),
% 0.13/0.34 left_branch(0, 18, 0, 7),
% 0.13/0.34 right_branch(7),
% 0.13/0.34 left_branch(0, 26, 0, 8),
% 0.13/0.34 right_branch(8),
% 0.13/0.34 right_branch(6),
% 0.13/0.34 right_branch(5),
% 0.13/0.34 right_branch(3),
% 0.13/0.34 left_branch(0, 24, 1, 4),
% 0.13/0.34 left_branch(0, 22, 0, 5),
% 0.13/0.34 reduction(0, 0),
% 0.13/0.34 left_branch(0, 14, 2, 7),
% 0.13/0.34 left_branch(0, 18, 0, 8),
% 0.13/0.34 right_branch(8),
% 0.13/0.34 reduction(0, 1),
% 0.13/0.34 right_branch(7),
% 0.13/0.34 right_branch(5),
% 0.13/0.34 right_branch(4)
% 0.13/0.34 )).
% 0.13/0.34 % SZS output end Proof for theBenchmark
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