%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SEU361+1 : TPTP v9.2.0. Released v3.3.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.qZocR6jgqp true
% 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 : Thu Oct 2 04:54:22 PM UTC 2025
% Result : Theorem 0.53s 0.82s
% Output : Refutation 0.53s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12 % Problem : SEU361+1 : TPTP v9.2.0. Released v3.3.0.
% 0.11/0.13 % Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.qZocR6jgqp true
% 0.12/0.34 % Computer : n023.cluster.edu
% 0.12/0.34 % Model : x86_64 x86_64
% 0.12/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34 % Memory : 8042.1875MB
% 0.12/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34 % CPULimit : 300
% 0.12/0.34 % WCLimit : 300
% 0.12/0.34 % DateTime : Wed Oct 1 16:07:23 EDT 2025
% 0.12/0.34 % CPUTime :
% 0.12/0.34 % Running portfolio for 300 s
% 0.12/0.34 % File : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.12/0.34 % Number of cores: 8
% 0.12/0.34 % Python version: Python 3.6.8
% 0.12/0.34 % Running in FO mode
% 0.47/0.62 % Total configuration time : 435
% 0.47/0.62 % Estimated wc time : 1092
% 0.47/0.62 % Estimated cpu time (7 cpus) : 156.0
% 0.51/0.74 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.51/0.74 % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.51/0.75 % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.51/0.75 % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.51/0.75 % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.51/0.75 % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 0.51/0.76 % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 0.53/0.82 % Solved by fo/fo3_bce.sh.
% 0.53/0.82 % BCE start: 45
% 0.53/0.82 % BCE eliminated: 4
% 0.53/0.82 % PE start: 41
% 0.53/0.82 logic: eq
% 0.53/0.82 % PE eliminated: 2
% 0.53/0.82 % done 45 iterations in 0.038s
% 0.53/0.82 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 0.53/0.82 % SZS output start Refutation
% 0.53/0.82 thf(bottom_of_relstr_type, type, bottom_of_relstr: $i > $i).
% 0.53/0.82 thf(empty_set_type, type, empty_set: $i).
% 0.53/0.82 thf(zip_tseitin_1_type, type, zip_tseitin_1: $i > $i > $i > $i > $o).
% 0.53/0.82 thf(antisymmetric_relstr_type, type, antisymmetric_relstr: $i > $o).
% 0.53/0.82 thf(zip_tseitin_0_type, type, zip_tseitin_0: $i > $i > $i > $i > $o).
% 0.53/0.82 thf(lower_bounded_relstr_type, type, lower_bounded_relstr: $i > $o).
% 0.53/0.82 thf(sk__9_type, type, sk__9: $i).
% 0.53/0.82 thf(empty_carrier_type, type, empty_carrier: $i > $o).
% 0.53/0.82 thf(zip_tseitin_2_type, type, zip_tseitin_2: $i > $i > $i > $o).
% 0.53/0.82 thf(ex_sup_of_relstr_set_type, type, ex_sup_of_relstr_set: $i > $i > $o).
% 0.53/0.82 thf(relstr_set_smaller_type, type, relstr_set_smaller: $i > $i > $i > $o).
% 0.53/0.82 thf(related_type, type, related: $i > $i > $i > $o).
% 0.53/0.82 thf(sk__8_type, type, sk__8: $i).
% 0.53/0.82 thf(the_carrier_type, type, the_carrier: $i > $i).
% 0.53/0.82 thf(ex_inf_of_relstr_set_type, type, ex_inf_of_relstr_set: $i > $i > $o).
% 0.53/0.82 thf(element_type, type, element: $i > $i > $o).
% 0.53/0.82 thf(rel_str_type, type, rel_str: $i > $o).
% 0.53/0.82 thf(join_on_relstr_type, type, join_on_relstr: $i > $i > $i).
% 0.53/0.82 thf(relstr_element_smaller_type, type, relstr_element_smaller: $i > $i > $i > $o).
% 0.53/0.82 thf(d11_yellow_0, axiom,
% 0.53/0.82 (![A:$i]:
% 0.53/0.82 ( ( rel_str @ A ) =>
% 0.53/0.82 ( ( bottom_of_relstr @ A ) = ( join_on_relstr @ A @ empty_set ) ) ))).
% 0.53/0.82 thf(zip_derived_cl2, plain,
% 0.53/0.82 (![X0 : $i]:
% 0.53/0.82 (((bottom_of_relstr @ X0) = (join_on_relstr @ X0 @ empty_set))
% 0.53/0.82 | ~ (rel_str @ X0))),
% 0.53/0.82 inference('cnf', [status(esa)], [d11_yellow_0])).
% 0.53/0.82 thf(dt_k3_yellow_0, axiom,
% 0.53/0.82 (![A:$i]:
% 0.53/0.82 ( ( rel_str @ A ) =>
% 0.53/0.82 ( element @ ( bottom_of_relstr @ A ) @ ( the_carrier @ A ) ) ))).
% 0.53/0.82 thf(zip_derived_cl5, plain,
% 0.53/0.82 (![X0 : $i]:
% 0.53/0.82 ( (element @ (bottom_of_relstr @ X0) @ (the_carrier @ X0))
% 0.53/0.82 | ~ (rel_str @ X0))),
% 0.53/0.82 inference('cnf', [status(esa)], [dt_k3_yellow_0])).
% 0.53/0.82 thf(t6_yellow_0, axiom,
% 0.53/0.82 (![A:$i]:
% 0.53/0.82 ( ( rel_str @ A ) =>
% 0.53/0.82 ( ![B:$i]:
% 0.53/0.82 ( ( element @ B @ ( the_carrier @ A ) ) =>
% 0.53/0.82 ( ( relstr_set_smaller @ A @ empty_set @ B ) &
% 0.53/0.82 ( relstr_element_smaller @ A @ empty_set @ B ) ) ) ) ))).
% 0.53/0.82 thf(zip_derived_cl42, plain,
% 0.53/0.82 (![X0 : $i, X1 : $i]:
% 0.53/0.82 (~ (element @ X0 @ (the_carrier @ X1))
% 0.53/0.82 | (relstr_set_smaller @ X1 @ empty_set @ X0)
% 0.53/0.82 | ~ (rel_str @ X1))),
% 0.53/0.82 inference('cnf', [status(esa)], [t6_yellow_0])).
% 0.53/0.82 thf(t30_yellow_0, axiom,
% 0.53/0.82 (![A:$i]:
% 0.53/0.82 ( ( ( rel_str @ A ) & ( antisymmetric_relstr @ A ) ) =>
% 0.53/0.82 ( ![B:$i]:
% 0.53/0.82 ( ( element @ B @ ( the_carrier @ A ) ) =>
% 0.53/0.82 ( ![C:$i]:
% 0.53/0.82 ( ( ( ( ex_sup_of_relstr_set @ A @ C ) &
% 0.53/0.82 ( ( B ) = ( join_on_relstr @ A @ C ) ) ) =>
% 0.53/0.82 ( ( ![D:$i]:
% 0.53/0.82 ( ( element @ D @ ( the_carrier @ A ) ) =>
% 0.53/0.82 ( ( relstr_set_smaller @ A @ C @ D ) =>
% 0.53/0.82 ( related @ A @ B @ D ) ) ) ) &
% 0.53/0.82 ( relstr_set_smaller @ A @ C @ B ) ) ) &
% 0.53/0.82 ( ( ( ![D:$i]:
% 0.53/0.82 ( ( element @ D @ ( the_carrier @ A ) ) =>
% 0.53/0.82 ( ( relstr_set_smaller @ A @ C @ D ) =>
% 0.53/0.82 ( related @ A @ B @ D ) ) ) ) &
% 0.53/0.82 ( relstr_set_smaller @ A @ C @ B ) ) =>
% 0.53/0.82 ( ( ex_sup_of_relstr_set @ A @ C ) &
% 0.53/0.82 ( ( B ) = ( join_on_relstr @ A @ C ) ) ) ) ) ) ) ) ))).
% 0.53/0.82 thf(zf_stmt_0, type, zip_tseitin_2 : $i > $i > $i > $o).
% 0.53/0.82 thf(zf_stmt_1, axiom,
% 0.53/0.82 (![C:$i,B:$i,A:$i]:
% 0.53/0.82 ( ( zip_tseitin_2 @ C @ B @ A ) =>
% 0.53/0.82 ( ( ( B ) = ( join_on_relstr @ A @ C ) ) &
% 0.53/0.82 ( ex_sup_of_relstr_set @ A @ C ) ) ))).
% 0.53/0.82 thf(zf_stmt_2, type, zip_tseitin_1 : $i > $i > $i > $i > $o).
% 0.53/0.82 thf(zf_stmt_3, axiom,
% 0.53/0.82 (![D:$i,C:$i,B:$i,A:$i]:
% 0.53/0.82 ( ( ( element @ D @ ( the_carrier @ A ) ) =>
% 0.53/0.82 ( zip_tseitin_0 @ D @ C @ B @ A ) ) =>
% 0.53/0.82 ( zip_tseitin_1 @ D @ C @ B @ A ) ))).
% 0.53/0.82 thf(zf_stmt_4, type, zip_tseitin_0 : $i > $i > $i > $i > $o).
% 0.53/0.82 thf(zf_stmt_5, axiom,
% 0.53/0.82 (![D:$i,C:$i,B:$i,A:$i]:
% 0.53/0.82 ( ( ( relstr_set_smaller @ A @ C @ D ) => ( related @ A @ B @ D ) ) =>
% 0.53/0.82 ( zip_tseitin_0 @ D @ C @ B @ A ) ))).
% 0.53/0.82 thf(zf_stmt_6, axiom,
% 0.53/0.82 (![A:$i]:
% 0.53/0.82 ( ( ( antisymmetric_relstr @ A ) & ( rel_str @ A ) ) =>
% 0.53/0.82 ( ![B:$i]:
% 0.53/0.82 ( ( element @ B @ ( the_carrier @ A ) ) =>
% 0.53/0.82 ( ![C:$i]:
% 0.53/0.82 ( ( ( ( relstr_set_smaller @ A @ C @ B ) &
% 0.53/0.82 ( ![D:$i]: ( zip_tseitin_1 @ D @ C @ B @ A ) ) ) =>
% 0.53/0.82 ( zip_tseitin_2 @ C @ B @ A ) ) &
% 0.53/0.82 ( ( ( ( B ) = ( join_on_relstr @ A @ C ) ) &
% 0.53/0.82 ( ex_sup_of_relstr_set @ A @ C ) ) =>
% 0.53/0.82 ( ( relstr_set_smaller @ A @ C @ B ) &
% 0.53/0.82 ( ![D:$i]:
% 0.53/0.82 ( ( element @ D @ ( the_carrier @ A ) ) =>
% 0.53/0.82 ( ( relstr_set_smaller @ A @ C @ D ) =>
% 0.53/0.82 ( related @ A @ B @ D ) ) ) ) ) ) ) ) ) ) ))).
% 0.53/0.82 thf(zip_derived_cl30, plain,
% 0.53/0.82 (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 0.53/0.82 (~ (element @ X0 @ (the_carrier @ X1))
% 0.53/0.82 | ((X0) != (join_on_relstr @ X1 @ X2))
% 0.53/0.82 | ~ (ex_sup_of_relstr_set @ X1 @ X2)
% 0.53/0.82 | ~ (relstr_set_smaller @ X1 @ X2 @ X3)
% 0.53/0.82 | (related @ X1 @ X0 @ X3)
% 0.53/0.82 | ~ (element @ X3 @ (the_carrier @ X1))
% 0.53/0.82 | ~ (rel_str @ X1)
% 0.53/0.82 | ~ (antisymmetric_relstr @ X1))),
% 0.53/0.82 inference('cnf', [status(esa)], [zf_stmt_6])).
% 0.53/0.82 thf(t44_yellow_0, conjecture,
% 0.53/0.82 (![A:$i]:
% 0.53/0.82 ( ( ( ~( empty_carrier @ A ) ) & ( antisymmetric_relstr @ A ) &
% 0.53/0.82 ( lower_bounded_relstr @ A ) & ( rel_str @ A ) ) =>
% 0.53/0.82 ( ![B:$i]:
% 0.53/0.82 ( ( element @ B @ ( the_carrier @ A ) ) =>
% 0.53/0.82 ( related @ A @ ( bottom_of_relstr @ A ) @ B ) ) ) ))).
% 0.53/0.82 thf(zf_stmt_7, negated_conjecture,
% 0.53/0.82 (~( ![A:$i]:
% 0.53/0.82 ( ( ( ~( empty_carrier @ A ) ) & ( antisymmetric_relstr @ A ) &
% 0.53/0.82 ( lower_bounded_relstr @ A ) & ( rel_str @ A ) ) =>
% 0.53/0.82 ( ![B:$i]:
% 0.53/0.82 ( ( element @ B @ ( the_carrier @ A ) ) =>
% 0.53/0.82 ( related @ A @ ( bottom_of_relstr @ A ) @ B ) ) ) ) )),
% 0.53/0.82 inference('cnf.neg', [status(esa)], [t44_yellow_0])).
% 0.53/0.82 thf(zip_derived_cl38, plain,
% 0.53/0.82 (~ (related @ sk__8 @ (bottom_of_relstr @ sk__8) @ sk__9)),
% 0.53/0.82 inference('cnf', [status(esa)], [zf_stmt_7])).
% 0.53/0.82 thf(zip_derived_cl202, plain,
% 0.53/0.82 (![X0 : $i]:
% 0.53/0.82 (~ (antisymmetric_relstr @ sk__8)
% 0.53/0.82 | ~ (rel_str @ sk__8)
% 0.53/0.82 | ~ (element @ sk__9 @ (the_carrier @ sk__8))
% 0.53/0.82 | ~ (relstr_set_smaller @ sk__8 @ X0 @ sk__9)
% 0.53/0.82 | ~ (ex_sup_of_relstr_set @ sk__8 @ X0)
% 0.53/0.82 | ((bottom_of_relstr @ sk__8) != (join_on_relstr @ sk__8 @ X0))
% 0.53/0.82 | ~ (element @ (bottom_of_relstr @ sk__8) @ (the_carrier @ sk__8)))),
% 0.53/0.82 inference('dp-resolution', [status(thm)],
% 0.53/0.82 [zip_derived_cl30, zip_derived_cl38])).
% 0.53/0.82 thf(zip_derived_cl35, plain, ( (antisymmetric_relstr @ sk__8)),
% 0.53/0.82 inference('cnf', [status(esa)], [zf_stmt_7])).
% 0.53/0.82 thf(zip_derived_cl37, plain, ( (rel_str @ sk__8)),
% 0.53/0.82 inference('cnf', [status(esa)], [zf_stmt_7])).
% 0.53/0.82 thf(zip_derived_cl39, plain, ( (element @ sk__9 @ (the_carrier @ sk__8))),
% 0.53/0.82 inference('cnf', [status(esa)], [zf_stmt_7])).
% 0.53/0.82 thf(zip_derived_cl268, plain,
% 0.53/0.82 (![X0 : $i]:
% 0.53/0.82 (~ (relstr_set_smaller @ sk__8 @ X0 @ sk__9)
% 0.53/0.82 | ~ (ex_sup_of_relstr_set @ sk__8 @ X0)
% 0.53/0.82 | ((bottom_of_relstr @ sk__8) != (join_on_relstr @ sk__8 @ X0))
% 0.53/0.82 | ~ (element @ (bottom_of_relstr @ sk__8) @ (the_carrier @ sk__8)))),
% 0.53/0.82 inference('demod', [status(thm)],
% 0.53/0.82 [zip_derived_cl202, zip_derived_cl35, zip_derived_cl37,
% 0.53/0.82 zip_derived_cl39])).
% 0.53/0.82 thf(zip_derived_cl272, plain,
% 0.53/0.82 ((~ (rel_str @ sk__8)
% 0.53/0.82 | ~ (element @ sk__9 @ (the_carrier @ sk__8))
% 0.53/0.82 | ~ (element @ (bottom_of_relstr @ sk__8) @ (the_carrier @ sk__8))
% 0.53/0.82 | ((bottom_of_relstr @ sk__8) != (join_on_relstr @ sk__8 @ empty_set))
% 0.53/0.82 | ~ (ex_sup_of_relstr_set @ sk__8 @ empty_set))),
% 0.53/0.82 inference('sup-', [status(thm)], [zip_derived_cl42, zip_derived_cl268])).
% 0.53/0.82 thf(zip_derived_cl37, plain, ( (rel_str @ sk__8)),
% 0.53/0.82 inference('cnf', [status(esa)], [zf_stmt_7])).
% 0.53/0.82 thf(zip_derived_cl39, plain, ( (element @ sk__9 @ (the_carrier @ sk__8))),
% 0.53/0.82 inference('cnf', [status(esa)], [zf_stmt_7])).
% 0.53/0.82 thf(zip_derived_cl36, plain, ( (lower_bounded_relstr @ sk__8)),
% 0.53/0.82 inference('cnf', [status(esa)], [zf_stmt_7])).
% 0.53/0.82 thf(t42_yellow_0, axiom,
% 0.53/0.82 (![A:$i]:
% 0.53/0.82 ( ( ( ~( empty_carrier @ A ) ) & ( antisymmetric_relstr @ A ) &
% 0.53/0.82 ( lower_bounded_relstr @ A ) & ( rel_str @ A ) ) =>
% 0.53/0.82 ( ( ex_sup_of_relstr_set @ A @ empty_set ) &
% 0.53/0.82 ( ex_inf_of_relstr_set @ A @ ( the_carrier @ A ) ) ) ))).
% 0.53/0.82 thf(zip_derived_cl32, plain,
% 0.53/0.82 (![X0 : $i]:
% 0.53/0.82 ( (ex_sup_of_relstr_set @ X0 @ empty_set)
% 0.53/0.82 | ~ (rel_str @ X0)
% 0.53/0.82 | ~ (lower_bounded_relstr @ X0)
% 0.53/0.82 | ~ (antisymmetric_relstr @ X0)
% 0.53/0.82 | (empty_carrier @ X0))),
% 0.53/0.82 inference('cnf', [status(esa)], [t42_yellow_0])).
% 0.53/0.82 thf(zip_derived_cl197, plain,
% 0.53/0.82 (( (empty_carrier @ sk__8)
% 0.53/0.82 | ~ (antisymmetric_relstr @ sk__8)
% 0.53/0.82 | ~ (rel_str @ sk__8)
% 0.53/0.82 | (ex_sup_of_relstr_set @ sk__8 @ empty_set))),
% 0.53/0.82 inference('dp-resolution', [status(thm)],
% 0.53/0.82 [zip_derived_cl36, zip_derived_cl32])).
% 0.53/0.82 thf(zip_derived_cl34, plain, (~ (empty_carrier @ sk__8)),
% 0.53/0.82 inference('cnf', [status(esa)], [zf_stmt_7])).
% 0.53/0.82 thf(zip_derived_cl218, plain,
% 0.53/0.82 ((((sk__8) != (sk__8))
% 0.53/0.82 | (ex_sup_of_relstr_set @ sk__8 @ empty_set)
% 0.53/0.82 | ~ (rel_str @ sk__8)
% 0.53/0.82 | ~ (antisymmetric_relstr @ sk__8))),
% 0.53/0.82 inference('dp-resolution', [status(thm)],
% 0.53/0.82 [zip_derived_cl197, zip_derived_cl34])).
% 0.53/0.82 thf(zip_derived_cl265, plain,
% 0.53/0.82 ((~ (antisymmetric_relstr @ sk__8)
% 0.53/0.82 | ~ (rel_str @ sk__8)
% 0.53/0.82 | (ex_sup_of_relstr_set @ sk__8 @ empty_set))),
% 0.53/0.82 inference('simplify', [status(thm)], [zip_derived_cl218])).
% 0.53/0.82 thf(zip_derived_cl35, plain, ( (antisymmetric_relstr @ sk__8)),
% 0.53/0.82 inference('cnf', [status(esa)], [zf_stmt_7])).
% 0.53/0.82 thf(zip_derived_cl37, plain, ( (rel_str @ sk__8)),
% 0.53/0.82 inference('cnf', [status(esa)], [zf_stmt_7])).
% 0.53/0.82 thf(zip_derived_cl266, plain, ( (ex_sup_of_relstr_set @ sk__8 @ empty_set)),
% 0.53/0.82 inference('demod', [status(thm)],
% 0.53/0.82 [zip_derived_cl265, zip_derived_cl35, zip_derived_cl37])).
% 0.53/0.82 thf(zip_derived_cl275, plain,
% 0.53/0.82 ((~ (element @ (bottom_of_relstr @ sk__8) @ (the_carrier @ sk__8))
% 0.53/0.82 | ((bottom_of_relstr @ sk__8) != (join_on_relstr @ sk__8 @ empty_set)))),
% 0.53/0.82 inference('demod', [status(thm)],
% 0.53/0.82 [zip_derived_cl272, zip_derived_cl37, zip_derived_cl39,
% 0.53/0.82 zip_derived_cl266])).
% 0.53/0.82 thf(zip_derived_cl282, plain,
% 0.53/0.82 ((~ (rel_str @ sk__8)
% 0.53/0.82 | ((bottom_of_relstr @ sk__8) != (join_on_relstr @ sk__8 @ empty_set)))),
% 0.53/0.82 inference('sup-', [status(thm)], [zip_derived_cl5, zip_derived_cl275])).
% 0.53/0.82 thf(zip_derived_cl37, plain, ( (rel_str @ sk__8)),
% 0.53/0.82 inference('cnf', [status(esa)], [zf_stmt_7])).
% 0.53/0.82 thf(zip_derived_cl283, plain,
% 0.53/0.82 (((bottom_of_relstr @ sk__8) != (join_on_relstr @ sk__8 @ empty_set))),
% 0.53/0.82 inference('demod', [status(thm)], [zip_derived_cl282, zip_derived_cl37])).
% 0.53/0.82 thf(zip_derived_cl285, plain,
% 0.53/0.82 ((((bottom_of_relstr @ sk__8) != (bottom_of_relstr @ sk__8))
% 0.53/0.82 | ~ (rel_str @ sk__8))),
% 0.53/0.82 inference('sup-', [status(thm)], [zip_derived_cl2, zip_derived_cl283])).
% 0.53/0.82 thf(zip_derived_cl37, plain, ( (rel_str @ sk__8)),
% 0.53/0.82 inference('cnf', [status(esa)], [zf_stmt_7])).
% 0.53/0.82 thf(zip_derived_cl286, plain,
% 0.53/0.82 (((bottom_of_relstr @ sk__8) != (bottom_of_relstr @ sk__8))),
% 0.53/0.82 inference('demod', [status(thm)], [zip_derived_cl285, zip_derived_cl37])).
% 0.53/0.82 thf(zip_derived_cl287, plain, ($false),
% 0.53/0.82 inference('simplify', [status(thm)], [zip_derived_cl286])).
% 0.53/0.82
% 0.53/0.82 % SZS output end Refutation
% 0.53/0.82
% 0.53/0.82
% 0.53/0.83 % Terminating...
% 1.85/0.95 % Runner terminated.
% 1.85/0.98 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------