%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : GRP039-6 : TPTP v9.2.0. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.gbBHzpbxxO true
% Computer : n015.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 04:35:30 PM UTC 2025
% Result : Unsatisfiable 1.25s 0.92s
% Output : Refutation 1.25s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12 % Problem : GRP039-6 : TPTP v9.2.0. Released v1.0.0.
% 0.06/0.13 % Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.gbBHzpbxxO true
% 0.12/0.34 % Computer : n015.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 14:05:23 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
% 0.19/0.58 % Total configuration time : 435
% 0.19/0.58 % Estimated wc time : 1092
% 0.19/0.58 % Estimated cpu time (7 cpus) : 156.0
% 0.77/0.67 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.77/0.69 % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.77/0.69 % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.77/0.69 % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.77/0.70 % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.77/0.70 % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 1.25/0.70 % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 1.25/0.92 % Solved by fo/fo5.sh.
% 1.25/0.92 % done 419 iterations in 0.200s
% 1.25/0.92 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 1.25/0.92 % SZS output start Refutation
% 1.25/0.92 thf(d_type, type, d: $i).
% 1.25/0.92 thf(a_type, type, a: $i).
% 1.25/0.92 thf(c_type, type, c: $i).
% 1.25/0.92 thf(product_type, type, product: $i > $i > $i > $o).
% 1.25/0.92 thf(equalish_type, type, equalish: $i > $i > $o).
% 1.25/0.92 thf(subgroup_member_type, type, subgroup_member: $i > $o).
% 1.25/0.92 thf(b_type, type, b: $i).
% 1.25/0.92 thf(inverse_type, type, inverse: $i > $i).
% 1.25/0.92 thf(identity_type, type, identity: $i).
% 1.25/0.92 thf(element_in_O2_type, type, element_in_O2: $i > $i > $i).
% 1.25/0.92 thf(a_times_c_is_d, conjecture, (~( product @ a @ c @ d ))).
% 1.25/0.92 thf(zf_stmt_0, negated_conjecture, (product @ a @ c @ d),
% 1.25/0.92 inference('cnf.neg', [status(esa)], [a_times_c_is_d])).
% 1.25/0.92 thf(zip_derived_cl20, plain, ( (product @ a @ c @ d)),
% 1.25/0.92 inference('cnf', [status(esa)], [zf_stmt_0])).
% 1.25/0.92 thf(closure_of_product, axiom,
% 1.25/0.92 (( ~( subgroup_member @ A ) ) | ( ~( subgroup_member @ B ) ) |
% 1.25/0.92 ( ~( product @ A @ B @ C ) ) | ( subgroup_member @ C ))).
% 1.25/0.92 thf(zip_derived_cl5, plain,
% 1.25/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.25/0.92 (~ (subgroup_member @ X0)
% 1.25/0.92 | ~ (subgroup_member @ X1)
% 1.25/0.92 | ~ (product @ X0 @ X1 @ X2)
% 1.25/0.92 | (subgroup_member @ X2))),
% 1.25/0.92 inference('cnf', [status(esa)], [closure_of_product])).
% 1.25/0.92 thf(zip_derived_cl27, plain,
% 1.25/0.92 (( (subgroup_member @ d)
% 1.25/0.92 | ~ (subgroup_member @ c)
% 1.25/0.92 | ~ (subgroup_member @ a))),
% 1.25/0.92 inference('sup-', [status(thm)], [zip_derived_cl20, zip_derived_cl5])).
% 1.25/0.92 thf(prove_d_is_in_subgroup, conjecture, (subgroup_member @ d)).
% 1.25/0.92 thf(zf_stmt_1, negated_conjecture, (~( subgroup_member @ d )),
% 1.25/0.92 inference('cnf.neg', [status(esa)], [prove_d_is_in_subgroup])).
% 1.25/0.92 thf(zip_derived_cl21, plain, (~ (subgroup_member @ d)),
% 1.25/0.92 inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.25/0.92 thf(zip_derived_cl36, plain,
% 1.25/0.92 ((~ (subgroup_member @ a) | ~ (subgroup_member @ c))),
% 1.25/0.92 inference('clc', [status(thm)], [zip_derived_cl27, zip_derived_cl21])).
% 1.25/0.92 thf(closure_of_inverse, axiom,
% 1.25/0.92 (( ~( subgroup_member @ X ) ) | ( subgroup_member @ ( inverse @ X ) ))).
% 1.25/0.92 thf(zip_derived_cl4, plain,
% 1.25/0.92 (![X0 : $i]:
% 1.25/0.92 (~ (subgroup_member @ X0) | (subgroup_member @ (inverse @ X0)))),
% 1.25/0.92 inference('cnf', [status(esa)], [closure_of_inverse])).
% 1.25/0.92 thf(b_times_a_inverse_is_c, conjecture,
% 1.25/0.92 (~( product @ b @ ( inverse @ a ) @ c ))).
% 1.25/0.92 thf(zf_stmt_2, negated_conjecture, (product @ b @ ( inverse @ a ) @ c),
% 1.25/0.92 inference('cnf.neg', [status(esa)], [b_times_a_inverse_is_c])).
% 1.25/0.92 thf(zip_derived_cl19, plain, ( (product @ b @ (inverse @ a) @ c)),
% 1.25/0.92 inference('cnf', [status(esa)], [zf_stmt_2])).
% 1.25/0.92 thf(zip_derived_cl5, plain,
% 1.25/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.25/0.92 (~ (subgroup_member @ X0)
% 1.25/0.92 | ~ (subgroup_member @ X1)
% 1.25/0.92 | ~ (product @ X0 @ X1 @ X2)
% 1.25/0.92 | (subgroup_member @ X2))),
% 1.25/0.92 inference('cnf', [status(esa)], [closure_of_product])).
% 1.25/0.92 thf(zip_derived_cl26, plain,
% 1.25/0.92 (( (subgroup_member @ c)
% 1.25/0.92 | ~ (subgroup_member @ (inverse @ a))
% 1.25/0.92 | ~ (subgroup_member @ b))),
% 1.25/0.92 inference('sup-', [status(thm)], [zip_derived_cl19, zip_derived_cl5])).
% 1.25/0.92 thf(b_is_in_subgroup, conjecture, (~( subgroup_member @ b ))).
% 1.25/0.92 thf(zf_stmt_3, negated_conjecture, (subgroup_member @ b),
% 1.25/0.92 inference('cnf.neg', [status(esa)], [b_is_in_subgroup])).
% 1.25/0.92 thf(zip_derived_cl18, plain, ( (subgroup_member @ b)),
% 1.25/0.92 inference('cnf', [status(esa)], [zf_stmt_3])).
% 1.25/0.92 thf(zip_derived_cl30, plain,
% 1.25/0.92 (( (subgroup_member @ c) | ~ (subgroup_member @ (inverse @ a)))),
% 1.25/0.92 inference('demod', [status(thm)], [zip_derived_cl26, zip_derived_cl18])).
% 1.25/0.92 thf(zip_derived_cl35, plain,
% 1.25/0.92 ((~ (subgroup_member @ a) | (subgroup_member @ c))),
% 1.25/0.92 inference('sup-', [status(thm)], [zip_derived_cl4, zip_derived_cl30])).
% 1.25/0.92 thf(zip_derived_cl37, plain, (~ (subgroup_member @ a)),
% 1.25/0.92 inference('clc', [status(thm)], [zip_derived_cl36, zip_derived_cl35])).
% 1.25/0.92 thf(zip_derived_cl4, plain,
% 1.25/0.92 (![X0 : $i]:
% 1.25/0.92 (~ (subgroup_member @ X0) | (subgroup_member @ (inverse @ X0)))),
% 1.25/0.92 inference('cnf', [status(esa)], [closure_of_inverse])).
% 1.25/0.92 thf(zip_derived_cl19, plain, ( (product @ b @ (inverse @ a) @ c)),
% 1.25/0.92 inference('cnf', [status(esa)], [zf_stmt_2])).
% 1.25/0.92 thf(left_identity, axiom, (product @ identity @ X @ X)).
% 1.25/0.92 thf(zip_derived_cl6, plain, (![X0 : $i]: (product @ identity @ X0 @ X0)),
% 1.25/0.92 inference('cnf', [status(esa)], [left_identity])).
% 1.25/0.92 thf(left_inverse, axiom, (product @ ( inverse @ X ) @ X @ identity)).
% 1.25/0.92 thf(zip_derived_cl8, plain,
% 1.25/0.92 (![X0 : $i]: (product @ (inverse @ X0) @ X0 @ identity)),
% 1.25/0.92 inference('cnf', [status(esa)], [left_inverse])).
% 1.25/0.92 thf(associativity1, axiom,
% 1.25/0.92 (( ~( product @ X @ Y @ U ) ) | ( ~( product @ Y @ Z @ V ) ) |
% 1.25/0.92 ( ~( product @ U @ Z @ W ) ) | ( product @ X @ V @ W ))).
% 1.25/0.92 thf(zip_derived_cl10, plain,
% 1.25/0.92 (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.25/0.92 (~ (product @ X0 @ X1 @ X2)
% 1.25/0.92 | ~ (product @ X1 @ X3 @ X4)
% 1.25/0.92 | ~ (product @ X2 @ X3 @ X5)
% 1.25/0.92 | (product @ X0 @ X4 @ X5))),
% 1.25/0.92 inference('cnf', [status(esa)], [associativity1])).
% 1.25/0.92 thf(zip_derived_cl132, plain,
% 1.25/0.92 (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.25/0.92 ( (product @ (inverse @ X0) @ X2 @ X1)
% 1.25/0.92 | ~ (product @ identity @ X3 @ X1)
% 1.25/0.92 | ~ (product @ X0 @ X3 @ X2))),
% 1.25/0.92 inference('sup-', [status(thm)], [zip_derived_cl8, zip_derived_cl10])).
% 1.25/0.92 thf(zip_derived_cl955, plain,
% 1.25/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.25/0.92 (~ (product @ X2 @ X0 @ X1) | (product @ (inverse @ X2) @ X1 @ X0))),
% 1.25/0.92 inference('sup-', [status(thm)], [zip_derived_cl6, zip_derived_cl132])).
% 1.25/0.92 thf(zip_derived_cl987, plain,
% 1.25/0.92 ( (product @ (inverse @ b) @ c @ (inverse @ a))),
% 1.25/0.92 inference('sup-', [status(thm)], [zip_derived_cl19, zip_derived_cl955])).
% 1.25/0.92 thf(zip_derived_cl5, plain,
% 1.25/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.25/0.92 (~ (subgroup_member @ X0)
% 1.25/0.92 | ~ (subgroup_member @ X1)
% 1.25/0.92 | ~ (product @ X0 @ X1 @ X2)
% 1.25/0.92 | (subgroup_member @ X2))),
% 1.25/0.92 inference('cnf', [status(esa)], [closure_of_product])).
% 1.25/0.92 thf(zip_derived_cl1040, plain,
% 1.25/0.92 (( (subgroup_member @ (inverse @ a))
% 1.25/0.92 | ~ (subgroup_member @ c)
% 1.25/0.92 | ~ (subgroup_member @ (inverse @ b)))),
% 1.25/0.92 inference('sup-', [status(thm)], [zip_derived_cl987, zip_derived_cl5])).
% 1.25/0.92 thf(an_element_in_O2, axiom,
% 1.25/0.92 (( subgroup_member @ ( element_in_O2 @ A @ B ) ) |
% 1.25/0.92 ( subgroup_member @ B ) | ( subgroup_member @ A ))).
% 1.25/0.92 thf(zip_derived_cl16, plain,
% 1.25/0.92 (![X0 : $i, X1 : $i]:
% 1.25/0.92 ( (subgroup_member @ (element_in_O2 @ X0 @ X1))
% 1.25/0.92 | (subgroup_member @ X1)
% 1.25/0.92 | (subgroup_member @ X0))),
% 1.25/0.92 inference('cnf', [status(esa)], [an_element_in_O2])).
% 1.25/0.92 thf(property_of_O2, axiom,
% 1.25/0.92 (( product @ A @ ( element_in_O2 @ A @ B ) @ B ) |
% 1.25/0.92 ( subgroup_member @ B ) | ( subgroup_member @ A ))).
% 1.25/0.92 thf(zip_derived_cl17, plain,
% 1.25/0.92 (![X0 : $i, X1 : $i]:
% 1.25/0.92 ( (product @ X0 @ (element_in_O2 @ X0 @ X1) @ X1)
% 1.25/0.92 | (subgroup_member @ X1)
% 1.25/0.92 | (subgroup_member @ X0))),
% 1.25/0.92 inference('cnf', [status(esa)], [property_of_O2])).
% 1.25/0.92 thf(zip_derived_cl20, plain, ( (product @ a @ c @ d)),
% 1.25/0.92 inference('cnf', [status(esa)], [zf_stmt_0])).
% 1.25/0.92 thf(product_right_cancellation, axiom,
% 1.25/0.92 (( ~( product @ A @ B @ C ) ) | ( ~( product @ A @ D @ C ) ) |
% 1.25/0.92 ( equalish @ D @ B ))).
% 1.25/0.92 thf(zip_derived_cl14, plain,
% 1.25/0.92 (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.25/0.92 (~ (product @ X0 @ X1 @ X2)
% 1.25/0.92 | ~ (product @ X0 @ X3 @ X2)
% 1.25/0.92 | (equalish @ X3 @ X1))),
% 1.25/0.92 inference('cnf', [status(esa)], [product_right_cancellation])).
% 1.25/0.92 thf(zip_derived_cl82, plain,
% 1.25/0.92 (![X0 : $i]: ( (equalish @ X0 @ c) | ~ (product @ a @ X0 @ d))),
% 1.25/0.92 inference('sup-', [status(thm)], [zip_derived_cl20, zip_derived_cl14])).
% 1.25/0.92 thf(zip_derived_cl84, plain,
% 1.25/0.92 (( (subgroup_member @ a)
% 1.25/0.92 | (subgroup_member @ d)
% 1.25/0.92 | (equalish @ (element_in_O2 @ a @ d) @ c))),
% 1.25/0.92 inference('sup-', [status(thm)], [zip_derived_cl17, zip_derived_cl82])).
% 1.25/0.92 thf(zip_derived_cl37, plain, (~ (subgroup_member @ a)),
% 1.25/0.92 inference('clc', [status(thm)], [zip_derived_cl36, zip_derived_cl35])).
% 1.25/0.92 thf(zip_derived_cl21, plain, (~ (subgroup_member @ d)),
% 1.25/0.92 inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.25/0.92 thf(zip_derived_cl86, plain, ( (equalish @ (element_in_O2 @ a @ d) @ c)),
% 1.25/0.92 inference('demod', [status(thm)],
% 1.25/0.92 [zip_derived_cl84, zip_derived_cl37, zip_derived_cl21])).
% 1.25/0.92 thf(subgroup_member_substitution, axiom,
% 1.25/0.92 (( ~( equalish @ A @ B ) ) | ( ~( subgroup_member @ A ) ) |
% 1.25/0.92 ( subgroup_member @ B ))).
% 1.25/0.92 thf(zip_derived_cl0, plain,
% 1.25/0.92 (![X0 : $i, X1 : $i]:
% 1.25/0.92 (~ (equalish @ X0 @ X1)
% 1.25/0.92 | ~ (subgroup_member @ X0)
% 1.25/0.92 | (subgroup_member @ X1))),
% 1.25/0.92 inference('cnf', [status(esa)], [subgroup_member_substitution])).
% 1.25/0.92 thf(zip_derived_cl87, plain,
% 1.25/0.92 (( (subgroup_member @ c) | ~ (subgroup_member @ (element_in_O2 @ a @ d)))),
% 1.25/0.92 inference('sup-', [status(thm)], [zip_derived_cl86, zip_derived_cl0])).
% 1.25/0.92 thf(zip_derived_cl98, plain,
% 1.25/0.92 (( (subgroup_member @ a)
% 1.25/0.92 | (subgroup_member @ d)
% 1.25/0.92 | (subgroup_member @ c))),
% 1.25/0.92 inference('sup-', [status(thm)], [zip_derived_cl16, zip_derived_cl87])).
% 1.25/0.92 thf(zip_derived_cl37, plain, (~ (subgroup_member @ a)),
% 1.25/0.92 inference('clc', [status(thm)], [zip_derived_cl36, zip_derived_cl35])).
% 1.25/0.92 thf(zip_derived_cl99, plain,
% 1.25/0.92 (( (subgroup_member @ d) | (subgroup_member @ c))),
% 1.25/0.92 inference('demod', [status(thm)], [zip_derived_cl98, zip_derived_cl37])).
% 1.25/0.92 thf(zip_derived_cl21, plain, (~ (subgroup_member @ d)),
% 1.25/0.92 inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.25/0.92 thf(zip_derived_cl110, plain, ( (subgroup_member @ c)),
% 1.25/0.92 inference('clc', [status(thm)], [zip_derived_cl99, zip_derived_cl21])).
% 1.25/0.92 thf(zip_derived_cl1049, plain,
% 1.25/0.92 (( (subgroup_member @ (inverse @ a))
% 1.25/0.92 | ~ (subgroup_member @ (inverse @ b)))),
% 1.25/0.92 inference('demod', [status(thm)], [zip_derived_cl1040, zip_derived_cl110])).
% 1.25/0.92 thf(zip_derived_cl1050, plain,
% 1.25/0.92 ((~ (subgroup_member @ b) | (subgroup_member @ (inverse @ a)))),
% 1.25/0.92 inference('sup-', [status(thm)], [zip_derived_cl4, zip_derived_cl1049])).
% 1.25/0.92 thf(zip_derived_cl18, plain, ( (subgroup_member @ b)),
% 1.25/0.92 inference('cnf', [status(esa)], [zf_stmt_3])).
% 1.25/0.92 thf(zip_derived_cl1051, plain, ( (subgroup_member @ (inverse @ a))),
% 1.25/0.92 inference('demod', [status(thm)], [zip_derived_cl1050, zip_derived_cl18])).
% 1.25/0.92 thf(zip_derived_cl4, plain,
% 1.25/0.92 (![X0 : $i]:
% 1.25/0.92 (~ (subgroup_member @ X0) | (subgroup_member @ (inverse @ X0)))),
% 1.25/0.92 inference('cnf', [status(esa)], [closure_of_inverse])).
% 1.25/0.92 thf(right_inverse, axiom, (product @ X @ ( inverse @ X ) @ identity)).
% 1.25/0.92 thf(zip_derived_cl9, plain,
% 1.25/0.92 (![X0 : $i]: (product @ X0 @ (inverse @ X0) @ identity)),
% 1.25/0.92 inference('cnf', [status(esa)], [right_inverse])).
% 1.25/0.92 thf(zip_derived_cl8, plain,
% 1.25/0.92 (![X0 : $i]: (product @ (inverse @ X0) @ X0 @ identity)),
% 1.25/0.92 inference('cnf', [status(esa)], [left_inverse])).
% 1.25/0.92 thf(zip_derived_cl14, plain,
% 1.25/0.92 (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.25/0.92 (~ (product @ X0 @ X1 @ X2)
% 1.25/0.92 | ~ (product @ X0 @ X3 @ X2)
% 1.25/0.92 | (equalish @ X3 @ X1))),
% 1.25/0.92 inference('cnf', [status(esa)], [product_right_cancellation])).
% 1.25/0.92 thf(zip_derived_cl79, plain,
% 1.25/0.92 (![X0 : $i, X1 : $i]:
% 1.25/0.92 ( (equalish @ X1 @ X0) | ~ (product @ (inverse @ X0) @ X1 @ identity))),
% 1.25/0.92 inference('sup-', [status(thm)], [zip_derived_cl8, zip_derived_cl14])).
% 1.25/0.92 thf(zip_derived_cl250, plain,
% 1.25/0.92 (![X0 : $i]: (equalish @ (inverse @ (inverse @ X0)) @ X0)),
% 1.25/0.92 inference('sup-', [status(thm)], [zip_derived_cl9, zip_derived_cl79])).
% 1.25/0.92 thf(zip_derived_cl0, plain,
% 1.25/0.92 (![X0 : $i, X1 : $i]:
% 1.25/0.92 (~ (equalish @ X0 @ X1)
% 1.25/0.92 | ~ (subgroup_member @ X0)
% 1.25/0.92 | (subgroup_member @ X1))),
% 1.25/0.92 inference('cnf', [status(esa)], [subgroup_member_substitution])).
% 1.25/0.92 thf(zip_derived_cl274, plain,
% 1.25/0.92 (![X0 : $i]:
% 1.25/0.92 ( (subgroup_member @ X0)
% 1.25/0.92 | ~ (subgroup_member @ (inverse @ (inverse @ X0))))),
% 1.25/0.92 inference('sup-', [status(thm)], [zip_derived_cl250, zip_derived_cl0])).
% 1.25/0.92 thf(zip_derived_cl280, plain,
% 1.25/0.92 (![X0 : $i]:
% 1.25/0.92 (~ (subgroup_member @ (inverse @ X0)) | (subgroup_member @ X0))),
% 1.25/0.92 inference('sup-', [status(thm)], [zip_derived_cl4, zip_derived_cl274])).
% 1.25/0.92 thf(zip_derived_cl1052, plain, ( (subgroup_member @ a)),
% 1.25/0.92 inference('sup-', [status(thm)], [zip_derived_cl1051, zip_derived_cl280])).
% 1.25/0.92 thf(zip_derived_cl1053, plain, ($false),
% 1.25/0.92 inference('demod', [status(thm)], [zip_derived_cl37, zip_derived_cl1052])).
% 1.25/0.92
% 1.25/0.92 % SZS output end Refutation
% 1.25/0.92
% 1.25/0.92
% 1.25/0.92 % Terminating...
% 1.54/1.04 % Runner terminated.
% 1.54/1.05 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------