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Zipperpin---2.1.9999.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : COM223_1 : TPTP v9.3.0. Released v9.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.yfLp6vQEER true

% Computer : n031.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 : Tue May  5 06:23:19 PM UTC 2026

% Result   : Theorem 5.09s 1.36s
% Output   : Refutation 5.09s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : COM223_1 : TPTP v9.3.0. Released v9.3.0.
% 0.12/0.13  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.yfLp6vQEER true
% 0.17/0.34  % Computer : n031.cluster.edu
% 0.17/0.34  % Model    : x86_64 x86_64
% 0.17/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.17/0.34  % Memory   : 8042.1875MB
% 0.17/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.17/0.34  % CPULimit : 300
% 0.17/0.34  % WCLimit  : 300
% 0.17/0.34  % DateTime : Mon May  4 19:08:53 EDT 2026
% 0.17/0.35  % CPUTime  : 
% 0.17/0.35  % Running portfolio for 300 s
% 0.17/0.35  % File         : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.17/0.35  % Number of cores: 8
% 0.17/0.35  % Python version: Python 3.6.8
% 0.20/0.35  % Running in FO mode
% 0.55/0.64  % Total configuration time : 435
% 0.55/0.64  % Estimated wc time : 1092
% 0.55/0.64  % Estimated cpu time (7 cpus) : 156.0
% 0.55/0.70  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.55/0.72  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.55/0.73  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.55/0.74  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.55/0.76  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.55/0.76  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.55/0.76  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 5.09/1.36  % Solved by fo/fo13.sh.
% 5.09/1.36  % done 821 iterations in 0.564s
% 5.09/1.36  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 5.09/1.36  % SZS output start Refutation
% 5.09/1.36  thf(vOptTerm_type, type, vOptTerm: $tType).
% 5.09/1.36  thf(vTerm_type, type, vTerm: $tType).
% 5.09/1.36  thf(vTy_type, type, vTy: $tType).
% 5.09/1.36  thf(vt2_type, type, vt2: vTerm).
% 5.09/1.36  thf(vgetTerm_type, type, vgetTerm: vOptTerm > vTerm).
% 5.09/1.36  thf(sk__98_type, type, sk__98: vTerm).
% 5.09/1.36  thf(sk__15_type, type, sk__15: vOptTerm > vTerm).
% 5.09/1.36  thf(vt1_type, type, vt1: vTerm).
% 5.09/1.36  thf(visNV_type, type, visNV: vTerm > $o).
% 5.09/1.36  thf(vsomeTerm_type, type, vsomeTerm: vTerm > vOptTerm).
% 5.09/1.36  thf(visSomeTerm_type, type, visSomeTerm: vOptTerm > $o).
% 5.09/1.36  thf(vreduce_type, type, vreduce: vTerm > vOptTerm).
% 5.09/1.36  thf(sk__97_type, type, sk__97: vTy).
% 5.09/1.36  thf(vNat_type, type, vNat: vTy).
% 5.09/1.36  thf(vptchecksimple_type, type, vptchecksimple: vTerm > vTy > $o).
% 5.09/1.36  thf(vPlus_type, type, vPlus: vTerm > vTerm > vTerm).
% 5.09/1.36  thf('isSomeTerm-true-INV', axiom,
% 5.09/1.36    (![VOptTerm0:vOptTerm]:
% 5.09/1.36     ( ( visSomeTerm @ VOptTerm0 ) =>
% 5.09/1.36       ( ?[VwildcardName0:vTerm]:
% 5.09/1.36         ( ( VOptTerm0 ) = ( vsomeTerm @ VwildcardName0 ) ) ) ))).
% 5.09/1.36  thf(zip_derived_cl69, plain,
% 5.09/1.36      (![X0 : vOptTerm]:
% 5.09/1.36         (((X0) = (vsomeTerm @ (sk__15 @ X0))) | ~ (visSomeTerm @ X0))),
% 5.09/1.36      inference('cnf', [status(esa)], [isSomeTerm-true-INV])).
% 5.09/1.36  thf('getTerm-0', axiom,
% 5.09/1.36    (![Vt:vTerm]: ( ( vgetTerm @ ( vsomeTerm @ Vt ) ) = ( Vt ) ))).
% 5.09/1.36  thf(zip_derived_cl42, plain,
% 5.09/1.36      (![X0 : vTerm]: ((vgetTerm @ (vsomeTerm @ X0)) = (X0))),
% 5.09/1.36      inference('cnf', [status(esa)], [getTerm-0])).
% 5.09/1.36  thf(zip_derived_cl649, plain,
% 5.09/1.36      (![X0 : vOptTerm]:
% 5.09/1.36         (~ (visSomeTerm @ X0) | ((vgetTerm @ X0) = (sk__15 @ X0)))),
% 5.09/1.36      inference('s_sup+', [status(thm)], [zip_derived_cl69, zip_derived_cl42])).
% 5.09/1.36  thf(zip_derived_cl69, plain,
% 5.09/1.36      (![X0 : vOptTerm]:
% 5.09/1.36         (((X0) = (vsomeTerm @ (sk__15 @ X0))) | ~ (visSomeTerm @ X0))),
% 5.09/1.36      inference('cnf', [status(esa)], [isSomeTerm-true-INV])).
% 5.09/1.36  thf(zip_derived_cl1111, plain,
% 5.09/1.36      (![X0 : vOptTerm]:
% 5.09/1.36         (~ (visSomeTerm @ X0)
% 5.09/1.36          | ((X0) = (vsomeTerm @ (vgetTerm @ X0)))
% 5.09/1.36          | ~ (visSomeTerm @ X0))),
% 5.09/1.36      inference('s_sup+', [status(thm)], [zip_derived_cl649, zip_derived_cl69])).
% 5.09/1.36  thf(zip_derived_cl1116, plain,
% 5.09/1.36      (![X0 : vOptTerm]:
% 5.09/1.36         (((X0) = (vsomeTerm @ (vgetTerm @ X0))) | ~ (visSomeTerm @ X0))),
% 5.09/1.36      inference('simplify', [status(thm)], [zip_derived_cl1111])).
% 5.09/1.36  thf('Preservation-Plus-isNV-True-isNV-False-isSomeTerm-True', conjecture,
% 5.09/1.36    (![VT:vTy,Vtres:vTerm]:
% 5.09/1.36     ( ( ( visSomeTerm @ ( vreduce @ vt2 ) ) & ( ~( visNV @ vt2 ) ) & 
% 5.09/1.36         ( visNV @ vt1 ) & ( vptchecksimple @ ( vPlus @ vt1 @ vt2 ) @ VT ) & 
% 5.09/1.36         ( ( vreduce @ ( vPlus @ vt1 @ vt2 ) ) = ( vsomeTerm @ Vtres ) ) ) =>
% 5.09/1.36       ( vptchecksimple @ Vtres @ VT ) ))).
% 5.09/1.36  thf(zf_stmt_0, negated_conjecture,
% 5.09/1.36    (~( ![VT:vTy,Vtres:vTerm]:
% 5.09/1.36        ( ( ( visSomeTerm @ ( vreduce @ vt2 ) ) & ( ~( visNV @ vt2 ) ) & 
% 5.09/1.36            ( visNV @ vt1 ) & 
% 5.09/1.36            ( vptchecksimple @ ( vPlus @ vt1 @ vt2 ) @ VT ) & 
% 5.09/1.36            ( ( vreduce @ ( vPlus @ vt1 @ vt2 ) ) = ( vsomeTerm @ Vtres ) ) ) =>
% 5.09/1.36          ( vptchecksimple @ Vtres @ VT ) ) )),
% 5.09/1.36    inference('cnf.neg', [status(esa)],
% 5.09/1.36              [Preservation-Plus-isNV-True-isNV-False-isSomeTerm-True])).
% 5.09/1.36  thf(zip_derived_cl265, plain,
% 5.09/1.36      (((vreduce @ (vPlus @ vt1 @ vt2)) = (vsomeTerm @ sk__98))),
% 5.09/1.36      inference('cnf', [status(esa)], [zf_stmt_0])).
% 5.09/1.36  thf(zip_derived_cl266, plain, ( (visSomeTerm @ (vreduce @ vt2))),
% 5.09/1.36      inference('cnf', [status(esa)], [zf_stmt_0])).
% 5.09/1.36  thf('reduce-19', axiom,
% 5.09/1.36    (![Vt1:vTerm,Vt2:vTerm]:
% 5.09/1.36     ( ( ( visNV @ Vt1 ) & ( ~( visNV @ Vt2 ) ) & 
% 5.09/1.36         ( visSomeTerm @ ( vreduce @ Vt2 ) ) ) =>
% 5.09/1.36       ( ( vreduce @ ( vPlus @ Vt1 @ Vt2 ) ) =
% 5.09/1.36         ( vsomeTerm @ ( vPlus @ Vt1 @ ( vgetTerm @ ( vreduce @ Vt2 ) ) ) ) ) ))).
% 5.09/1.36  thf(zip_derived_cl117, plain,
% 5.09/1.36      (![X0 : vTerm, X1 : vTerm]:
% 5.09/1.36         (~ (visNV @ X0)
% 5.09/1.36          |  (visNV @ X1)
% 5.09/1.36          | ~ (visSomeTerm @ (vreduce @ X1))
% 5.09/1.36          | ((vreduce @ (vPlus @ X0 @ X1))
% 5.09/1.36              = (vsomeTerm @ (vPlus @ X0 @ (vgetTerm @ (vreduce @ X1))))))),
% 5.09/1.36      inference('cnf', [status(esa)], [reduce-19])).
% 5.09/1.36  thf(zip_derived_cl2633, plain,
% 5.09/1.36      (![X0 : vTerm]:
% 5.09/1.36         (~ (visNV @ X0)
% 5.09/1.36          |  (visNV @ vt2)
% 5.09/1.36          | ((vreduce @ (vPlus @ X0 @ vt2))
% 5.09/1.36              = (vsomeTerm @ (vPlus @ X0 @ (vgetTerm @ (vreduce @ vt2))))))),
% 5.09/1.36      inference('s_sup-', [status(thm)], [zip_derived_cl266, zip_derived_cl117])).
% 5.09/1.36  thf(zip_derived_cl267, plain, (~ (visNV @ vt2)),
% 5.09/1.36      inference('cnf', [status(esa)], [zf_stmt_0])).
% 5.09/1.36  thf(zip_derived_cl2662, plain,
% 5.09/1.36      (![X0 : vTerm]:
% 5.09/1.36         (~ (visNV @ X0)
% 5.09/1.36          | ((vreduce @ (vPlus @ X0 @ vt2))
% 5.09/1.36              = (vsomeTerm @ (vPlus @ X0 @ (vgetTerm @ (vreduce @ vt2))))))),
% 5.09/1.36      inference('demod', [status(thm)], [zip_derived_cl2633, zip_derived_cl267])).
% 5.09/1.36  thf('EQ-someTerm', axiom,
% 5.09/1.36    (![VTerm0:vTerm,VTerm1:vTerm]:
% 5.09/1.36     ( ( ( vsomeTerm @ VTerm0 ) = ( vsomeTerm @ VTerm1 ) ) =>
% 5.09/1.36       ( ( VTerm0 ) = ( VTerm1 ) ) ))).
% 5.09/1.36  thf(zip_derived_cl38, plain,
% 5.09/1.36      (![X0 : vTerm, X1 : vTerm]:
% 5.09/1.36         (((X1) = (X0)) | ((vsomeTerm @ X1) != (vsomeTerm @ X0)))),
% 5.09/1.36      inference('cnf', [status(esa)], [EQ-someTerm])).
% 5.09/1.36  thf(zip_derived_cl3647, plain,
% 5.09/1.36      (![X0 : vTerm, X1 : vTerm]:
% 5.09/1.36         (~ (visNV @ X0)
% 5.09/1.36          | ((X1) = (vPlus @ X0 @ (vgetTerm @ (vreduce @ vt2))))
% 5.09/1.36          | ((vsomeTerm @ X1) != (vreduce @ (vPlus @ X0 @ vt2))))),
% 5.09/1.36      inference('s_sup-', [status(thm)], [zip_derived_cl2662, zip_derived_cl38])).
% 5.09/1.36  thf(zip_derived_cl3819, plain,
% 5.09/1.36      (![X0 : vTerm]:
% 5.09/1.36         (~ (visNV @ vt1)
% 5.09/1.36          | ((X0) = (vPlus @ vt1 @ (vgetTerm @ (vreduce @ vt2))))
% 5.09/1.36          | ((vsomeTerm @ X0) != (vsomeTerm @ sk__98)))),
% 5.09/1.36      inference('s_sup-', [status(thm)],
% 5.09/1.36                [zip_derived_cl265, zip_derived_cl3647])).
% 5.09/1.36  thf(zip_derived_cl268, plain, ( (visNV @ vt1)),
% 5.09/1.36      inference('cnf', [status(esa)], [zf_stmt_0])).
% 5.09/1.36  thf(zip_derived_cl3827, plain,
% 5.09/1.36      (![X0 : vTerm]:
% 5.09/1.36         (((X0) = (vPlus @ vt1 @ (vgetTerm @ (vreduce @ vt2))))
% 5.09/1.36          | ((vsomeTerm @ X0) != (vsomeTerm @ sk__98)))),
% 5.09/1.36      inference('demod', [status(thm)], [zip_derived_cl3819, zip_derived_cl268])).
% 5.09/1.36  thf(zip_derived_cl3840, plain,
% 5.09/1.36      (((sk__98) = (vPlus @ vt1 @ (vgetTerm @ (vreduce @ vt2))))),
% 5.09/1.36      inference('eq_res', [status(thm)], [zip_derived_cl3827])).
% 5.09/1.36  thf(TPlus, axiom,
% 5.09/1.36    (![Vt1:vTerm,Vt2:vTerm]:
% 5.09/1.36     ( ( ( vptchecksimple @ Vt1 @ vNat ) & ( vptchecksimple @ Vt2 @ vNat ) ) =>
% 5.09/1.36       ( vptchecksimple @ ( vPlus @ Vt1 @ Vt2 ) @ vNat ) ))).
% 5.09/1.36  thf(zip_derived_cl257, plain,
% 5.09/1.36      (![X0 : vTerm, X1 : vTerm]:
% 5.09/1.36         (~ (vptchecksimple @ X0 @ vNat)
% 5.09/1.36          | ~ (vptchecksimple @ X1 @ vNat)
% 5.09/1.36          |  (vptchecksimple @ (vPlus @ X0 @ X1) @ vNat))),
% 5.09/1.36      inference('cnf', [status(esa)], [TPlus])).
% 5.09/1.36  thf(zip_derived_cl4113, plain,
% 5.09/1.36      ((~ (vptchecksimple @ vt1 @ vNat)
% 5.09/1.36        | ~ (vptchecksimple @ (vgetTerm @ (vreduce @ vt2)) @ vNat)
% 5.09/1.36        |  (vptchecksimple @ sk__98 @ vNat))),
% 5.09/1.36      inference('s_sup+', [status(thm)],
% 5.09/1.36                [zip_derived_cl3840, zip_derived_cl257])).
% 5.09/1.36  thf(zip_derived_cl269, plain,
% 5.09/1.36      ( (vptchecksimple @ (vPlus @ vt1 @ vt2) @ sk__97)),
% 5.09/1.36      inference('cnf', [status(esa)], [zf_stmt_0])).
% 5.09/1.36  thf(zip_derived_cl269, plain,
% 5.09/1.36      ( (vptchecksimple @ (vPlus @ vt1 @ vt2) @ sk__97)),
% 5.09/1.36      inference('cnf', [status(esa)], [zf_stmt_0])).
% 5.09/1.36  thf(TPlus_inv0, axiom,
% 5.09/1.36    (![Vt1:vTerm,Vt2:vTerm,VT:vTy]:
% 5.09/1.36     ( ( vptchecksimple @ ( vPlus @ Vt1 @ Vt2 ) @ VT ) => ( ( VT ) = ( vNat ) ) ))).
% 5.09/1.36  thf(zip_derived_cl258, plain,
% 5.09/1.36      (![X0 : vTy, X1 : vTerm, X2 : vTerm]:
% 5.09/1.36         (((X0) = (vNat)) | ~ (vptchecksimple @ (vPlus @ X1 @ X2) @ X0))),
% 5.09/1.36      inference('cnf', [status(esa)], [TPlus_inv0])).
% 5.09/1.36  thf(zip_derived_cl850, plain, (((sk__97) = (vNat))),
% 5.09/1.36      inference('s_sup-', [status(thm)], [zip_derived_cl269, zip_derived_cl258])).
% 5.09/1.36  thf(zip_derived_cl857, plain,
% 5.09/1.36      ( (vptchecksimple @ (vPlus @ vt1 @ vt2) @ vNat)),
% 5.09/1.36      inference('demod', [status(thm)], [zip_derived_cl269, zip_derived_cl850])).
% 5.09/1.36  thf(TPlus_inv1, axiom,
% 5.09/1.36    (![Vt1:vTerm,Vt2:vTerm]:
% 5.09/1.36     ( ( vptchecksimple @ ( vPlus @ Vt1 @ Vt2 ) @ vNat ) =>
% 5.09/1.36       ( vptchecksimple @ Vt1 @ vNat ) ))).
% 5.09/1.36  thf(zip_derived_cl259, plain,
% 5.09/1.36      (![X0 : vTerm, X1 : vTerm]:
% 5.09/1.36         ( (vptchecksimple @ X0 @ vNat)
% 5.09/1.36          | ~ (vptchecksimple @ (vPlus @ X0 @ X1) @ vNat))),
% 5.09/1.36      inference('cnf', [status(esa)], [TPlus_inv1])).
% 5.09/1.36  thf(zip_derived_cl1185, plain, ( (vptchecksimple @ vt1 @ vNat)),
% 5.09/1.36      inference('s_sup-', [status(thm)], [zip_derived_cl857, zip_derived_cl259])).
% 5.09/1.36  thf(zip_derived_cl264, plain, (~ (vptchecksimple @ sk__98 @ sk__97)),
% 5.09/1.36      inference('cnf', [status(esa)], [zf_stmt_0])).
% 5.09/1.36  thf(zip_derived_cl850, plain, (((sk__97) = (vNat))),
% 5.09/1.36      inference('s_sup-', [status(thm)], [zip_derived_cl269, zip_derived_cl258])).
% 5.09/1.36  thf(zip_derived_cl856, plain, (~ (vptchecksimple @ sk__98 @ vNat)),
% 5.09/1.36      inference('demod', [status(thm)], [zip_derived_cl264, zip_derived_cl850])).
% 5.09/1.36  thf(zip_derived_cl4140, plain,
% 5.09/1.36      (~ (vptchecksimple @ (vgetTerm @ (vreduce @ vt2)) @ vNat)),
% 5.09/1.36      inference('demod', [status(thm)],
% 5.09/1.36                [zip_derived_cl4113, zip_derived_cl1185, zip_derived_cl856])).
% 5.09/1.36  thf('Preservation-Plus-IH1', axiom,
% 5.09/1.36    (![VT:vTy,Vtres:vTerm]:
% 5.09/1.36     ( ( ( vptchecksimple @ vt2 @ VT ) & 
% 5.09/1.36         ( ( vreduce @ vt2 ) = ( vsomeTerm @ Vtres ) ) ) =>
% 5.09/1.36       ( vptchecksimple @ Vtres @ VT ) ))).
% 5.09/1.36  thf(zip_derived_cl262, plain,
% 5.09/1.36      (![X0 : vTy, X1 : vTerm]:
% 5.09/1.36         (~ (vptchecksimple @ vt2 @ X0)
% 5.09/1.36          | ((vreduce @ vt2) != (vsomeTerm @ X1))
% 5.09/1.36          |  (vptchecksimple @ X1 @ X0))),
% 5.09/1.36      inference('cnf', [status(esa)], [Preservation-Plus-IH1])).
% 5.09/1.36  thf(zip_derived_cl4144, plain,
% 5.09/1.36      ((~ (vptchecksimple @ vt2 @ vNat)
% 5.09/1.36        | ((vreduce @ vt2) != (vsomeTerm @ (vgetTerm @ (vreduce @ vt2)))))),
% 5.09/1.36      inference('s_sup+', [status(thm)],
% 5.09/1.36                [zip_derived_cl4140, zip_derived_cl262])).
% 5.09/1.36  thf(zip_derived_cl857, plain,
% 5.09/1.36      ( (vptchecksimple @ (vPlus @ vt1 @ vt2) @ vNat)),
% 5.09/1.36      inference('demod', [status(thm)], [zip_derived_cl269, zip_derived_cl850])).
% 5.09/1.36  thf(TPlus_inv2, axiom,
% 5.09/1.36    (![Vt1:vTerm,Vt2:vTerm]:
% 5.09/1.36     ( ( vptchecksimple @ ( vPlus @ Vt1 @ Vt2 ) @ vNat ) =>
% 5.09/1.36       ( vptchecksimple @ Vt2 @ vNat ) ))).
% 5.09/1.36  thf(zip_derived_cl260, plain,
% 5.09/1.36      (![X0 : vTerm, X1 : vTerm]:
% 5.09/1.36         ( (vptchecksimple @ X0 @ vNat)
% 5.09/1.36          | ~ (vptchecksimple @ (vPlus @ X1 @ X0) @ vNat))),
% 5.09/1.36      inference('cnf', [status(esa)], [TPlus_inv2])).
% 5.09/1.36  thf(zip_derived_cl1230, plain, ( (vptchecksimple @ vt2 @ vNat)),
% 5.09/1.36      inference('s_sup-', [status(thm)], [zip_derived_cl857, zip_derived_cl260])).
% 5.09/1.36  thf(zip_derived_cl4172, plain,
% 5.09/1.36      (((vreduce @ vt2) != (vsomeTerm @ (vgetTerm @ (vreduce @ vt2))))),
% 5.09/1.36      inference('demod', [status(thm)],
% 5.09/1.36                [zip_derived_cl4144, zip_derived_cl1230])).
% 5.09/1.36  thf(zip_derived_cl4184, plain,
% 5.09/1.36      ((~ (visSomeTerm @ (vreduce @ vt2))
% 5.09/1.36        | ((vreduce @ vt2) != (vreduce @ vt2)))),
% 5.09/1.36      inference('s_sup-', [status(thm)],
% 5.09/1.36                [zip_derived_cl1116, zip_derived_cl4172])).
% 5.09/1.36  thf(zip_derived_cl266, plain, ( (visSomeTerm @ (vreduce @ vt2))),
% 5.09/1.36      inference('cnf', [status(esa)], [zf_stmt_0])).
% 5.09/1.36  thf(zip_derived_cl4186, plain, (((vreduce @ vt2) != (vreduce @ vt2))),
% 5.09/1.36      inference('demod', [status(thm)], [zip_derived_cl4184, zip_derived_cl266])).
% 5.09/1.36  thf(zip_derived_cl4187, plain, ($false),
% 5.09/1.36      inference('simplify', [status(thm)], [zip_derived_cl4186])).
% 5.09/1.36  
% 5.09/1.36  % SZS output end Refutation
% 5.09/1.36  
% 5.09/1.36  
% 5.09/1.36  % Terminating...
% 5.78/1.45  % Runner terminated.
% 5.78/1.46  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------