%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : COL059-1 : 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.z7j9xwa6WB true
% Computer : n020.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 04:30:17 PM UTC 2025
% Result : Unsatisfiable 0.54s 0.74s
% Output : Refutation 0.54s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12 % Problem : COL059-1 : 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.z7j9xwa6WB true
% 0.13/0.34 % Computer : n020.cluster.edu
% 0.13/0.34 % Model : x86_64 x86_64
% 0.13/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34 % Memory : 8042.1875MB
% 0.13/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34 % CPULimit : 300
% 0.13/0.34 % WCLimit : 300
% 0.13/0.34 % DateTime : Wed Oct 1 11:00:38 EDT 2025
% 0.13/0.34 % CPUTime :
% 0.13/0.34 % Running portfolio for 300 s
% 0.13/0.34 % File : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.13/0.34 % Number of cores: 8
% 0.13/0.34 % Python version: Python 3.6.8
% 0.13/0.34 % Running in FO mode
% 0.54/0.63 % Total configuration time : 435
% 0.54/0.63 % Estimated wc time : 1092
% 0.54/0.63 % Estimated cpu time (7 cpus) : 156.0
% 0.54/0.69 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.54/0.72 % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.54/0.74 % Solved by fo/fo6_bce.sh.
% 0.54/0.74 % BCE start: 8
% 0.54/0.74 % BCE eliminated: 0
% 0.54/0.74 % PE start: 8
% 0.54/0.74 logic: eq
% 0.54/0.74 % PE eliminated: 0
% 0.54/0.74 % done 50 iterations in 0.029s
% 0.54/0.74 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 0.54/0.74 % SZS output start Refutation
% 0.54/0.74 thf(l3_type, type, l3: $i).
% 0.54/0.74 thf(lark_type, type, lark: $i).
% 0.54/0.74 thf(kestrel_type, type, kestrel: $i).
% 0.54/0.74 thf(response_type, type, response: $i > $i > $i).
% 0.54/0.74 thf(l2_type, type, l2: $i).
% 0.54/0.74 thf(x2_type, type, x2: $i).
% 0.54/0.74 thf(prove_l3_not_egocentric, conjecture, (( response @ l3 @ l3 ) != ( l3 ))).
% 0.54/0.74 thf(zf_stmt_0, negated_conjecture, (( response @ l3 @ l3 ) = ( l3 )),
% 0.54/0.74 inference('cnf.neg', [status(esa)], [prove_l3_not_egocentric])).
% 0.54/0.74 thf(zip_derived_cl7, plain, (((response @ l3 @ l3) = (l3))),
% 0.54/0.74 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.54/0.74 thf(lark_lemma2, axiom,
% 0.54/0.74 (( response @
% 0.54/0.74 ( response @ ( response @ ( response @ lark @ lark ) @ lark ) @ X1 ) @
% 0.54/0.74 X2 ) =
% 0.54/0.74 ( response @
% 0.54/0.74 ( response @ ( response @ X1 @ X1 ) @ ( response @ X1 @ X1 ) ) @
% 0.54/0.74 ( response @ x2 @ x2 ) ))).
% 0.54/0.74 thf(zip_derived_cl3, plain,
% 0.54/0.74 (![X0 : $i, X1 : $i]:
% 0.54/0.74 ((response @
% 0.54/0.74 (response @ (response @ (response @ lark @ lark) @ lark) @ X0) @ X1)
% 0.54/0.74 = (response @
% 0.54/0.74 (response @ (response @ X0 @ X0) @ (response @ X0 @ X0)) @
% 0.54/0.74 (response @ x2 @ x2)))),
% 0.54/0.74 inference('cnf', [status(esa)], [lark_lemma2])).
% 0.54/0.74 thf(l2_definition, axiom, (( response @ lark @ lark ) = ( l2 ))).
% 0.54/0.74 thf(zip_derived_cl5, plain, (((response @ lark @ lark) = (l2))),
% 0.54/0.74 inference('cnf', [status(esa)], [l2_definition])).
% 0.54/0.74 thf(l3_definition, axiom, (( response @ l2 @ lark ) = ( l3 ))).
% 0.54/0.74 thf(zip_derived_cl6, plain, (((response @ l2 @ lark) = (l3))),
% 0.54/0.74 inference('cnf', [status(esa)], [l3_definition])).
% 0.54/0.74 thf(lark_lemma1, axiom,
% 0.54/0.74 (( response @ ( response @ ( response @ lark @ lark ) @ X1 ) @ X2 ) =
% 0.54/0.74 ( response @ ( response @ X1 @ X1 ) @ ( response @ X2 @ X2 ) ))).
% 0.54/0.74 thf(zip_derived_cl2, plain,
% 0.54/0.74 (![X0 : $i, X1 : $i]:
% 0.54/0.74 ((response @ (response @ (response @ lark @ lark) @ X0) @ X1)
% 0.54/0.74 = (response @ (response @ X0 @ X0) @ (response @ X1 @ X1)))),
% 0.54/0.74 inference('cnf', [status(esa)], [lark_lemma1])).
% 0.54/0.74 thf(zip_derived_cl5, plain, (((response @ lark @ lark) = (l2))),
% 0.54/0.74 inference('cnf', [status(esa)], [l2_definition])).
% 0.54/0.74 thf(zip_derived_cl43, plain,
% 0.54/0.74 (![X0 : $i, X1 : $i]:
% 0.54/0.74 ((response @ (response @ l2 @ X0) @ X1)
% 0.54/0.74 = (response @ (response @ X0 @ X0) @ (response @ X1 @ X1)))),
% 0.54/0.74 inference('demod', [status(thm)], [zip_derived_cl2, zip_derived_cl5])).
% 0.54/0.74 thf(zip_derived_cl83, plain,
% 0.54/0.74 (![X0 : $i, X1 : $i]:
% 0.54/0.74 ((response @ (response @ l3 @ X0) @ X1)
% 0.54/0.74 = (response @ (response @ (response @ l2 @ X0) @ X0) @
% 0.54/0.74 (response @ x2 @ x2)))),
% 0.54/0.74 inference('demod', [status(thm)],
% 0.54/0.74 [zip_derived_cl3, zip_derived_cl5, zip_derived_cl6,
% 0.54/0.74 zip_derived_cl43])).
% 0.54/0.74 thf(zip_derived_cl88, plain,
% 0.54/0.74 (![X0 : $i]:
% 0.54/0.74 ((response @ l3 @ X0)
% 0.54/0.74 = (response @ (response @ (response @ l2 @ l3) @ l3) @
% 0.54/0.74 (response @ x2 @ x2)))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl7, zip_derived_cl83])).
% 0.54/0.74 thf(zip_derived_cl7, plain, (((response @ l3 @ l3) = (l3))),
% 0.54/0.74 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.54/0.74 thf(zip_derived_cl5, plain, (((response @ lark @ lark) = (l2))),
% 0.54/0.74 inference('cnf', [status(esa)], [l2_definition])).
% 0.54/0.74 thf(lark_exists, axiom,
% 0.54/0.74 (( response @ ( response @ lark @ X1 ) @ X2 ) =
% 0.54/0.74 ( response @ X1 @ ( response @ X2 @ X2 ) ))).
% 0.54/0.74 thf(zip_derived_cl1, plain,
% 0.54/0.74 (![X0 : $i, X1 : $i]:
% 0.54/0.74 ((response @ (response @ lark @ X0) @ X1)
% 0.54/0.74 = (response @ X0 @ (response @ X1 @ X1)))),
% 0.54/0.74 inference('cnf', [status(esa)], [lark_exists])).
% 0.54/0.74 thf(zip_derived_cl13, plain,
% 0.54/0.74 (![X0 : $i]:
% 0.54/0.74 ((response @ l2 @ X0) = (response @ lark @ (response @ X0 @ X0)))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl1])).
% 0.54/0.74 thf(zip_derived_cl38, plain,
% 0.54/0.74 (((response @ l2 @ l3) = (response @ lark @ l3))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl7, zip_derived_cl13])).
% 0.54/0.74 thf(zip_derived_cl1, plain,
% 0.54/0.74 (![X0 : $i, X1 : $i]:
% 0.54/0.74 ((response @ (response @ lark @ X0) @ X1)
% 0.54/0.74 = (response @ X0 @ (response @ X1 @ X1)))),
% 0.54/0.74 inference('cnf', [status(esa)], [lark_exists])).
% 0.54/0.74 thf(zip_derived_cl7, plain, (((response @ l3 @ l3) = (l3))),
% 0.54/0.74 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.54/0.74 thf(zip_derived_cl7, plain, (((response @ l3 @ l3) = (l3))),
% 0.54/0.74 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.54/0.74 thf(zip_derived_cl96, plain,
% 0.54/0.74 (![X0 : $i]:
% 0.54/0.74 ((response @ l3 @ X0) = (response @ l3 @ (response @ x2 @ x2)))),
% 0.54/0.74 inference('demod', [status(thm)],
% 0.54/0.74 [zip_derived_cl88, zip_derived_cl38, zip_derived_cl1,
% 0.54/0.74 zip_derived_cl7, zip_derived_cl7])).
% 0.54/0.74 thf(zip_derived_cl96, plain,
% 0.54/0.74 (![X0 : $i]:
% 0.54/0.74 ((response @ l3 @ X0) = (response @ l3 @ (response @ x2 @ x2)))),
% 0.54/0.74 inference('demod', [status(thm)],
% 0.54/0.74 [zip_derived_cl88, zip_derived_cl38, zip_derived_cl1,
% 0.54/0.74 zip_derived_cl7, zip_derived_cl7])).
% 0.54/0.74 thf(zip_derived_cl107, plain,
% 0.54/0.74 (![X0 : $i, X1 : $i]: ((response @ l3 @ X1) = (response @ l3 @ X0))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl96, zip_derived_cl96])).
% 0.54/0.74 thf(zip_derived_cl43, plain,
% 0.54/0.74 (![X0 : $i, X1 : $i]:
% 0.54/0.74 ((response @ (response @ l2 @ X0) @ X1)
% 0.54/0.74 = (response @ (response @ X0 @ X0) @ (response @ X1 @ X1)))),
% 0.54/0.74 inference('demod', [status(thm)], [zip_derived_cl2, zip_derived_cl5])).
% 0.54/0.74 thf(zip_derived_cl118, plain,
% 0.54/0.74 (![X0 : $i, X1 : $i]:
% 0.54/0.74 ((response @ (response @ l2 @ l3) @ X1)
% 0.54/0.74 = (response @ (response @ l3 @ X0) @ (response @ X1 @ X1)))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl107, zip_derived_cl43])).
% 0.54/0.74 thf(zip_derived_cl7, plain, (((response @ l3 @ l3) = (l3))),
% 0.54/0.74 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.54/0.74 thf(zip_derived_cl5, plain, (((response @ lark @ lark) = (l2))),
% 0.54/0.74 inference('cnf', [status(esa)], [l2_definition])).
% 0.54/0.74 thf(zip_derived_cl43, plain,
% 0.54/0.74 (![X0 : $i, X1 : $i]:
% 0.54/0.74 ((response @ (response @ l2 @ X0) @ X1)
% 0.54/0.74 = (response @ (response @ X0 @ X0) @ (response @ X1 @ X1)))),
% 0.54/0.74 inference('demod', [status(thm)], [zip_derived_cl2, zip_derived_cl5])).
% 0.54/0.74 thf(zip_derived_cl64, plain,
% 0.54/0.74 (![X0 : $i]:
% 0.54/0.74 ((response @ (response @ l2 @ lark) @ X0)
% 0.54/0.74 = (response @ l2 @ (response @ X0 @ X0)))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl43])).
% 0.54/0.74 thf(zip_derived_cl6, plain, (((response @ l2 @ lark) = (l3))),
% 0.54/0.74 inference('cnf', [status(esa)], [l3_definition])).
% 0.54/0.74 thf(zip_derived_cl70, plain,
% 0.54/0.74 (![X0 : $i]:
% 0.54/0.74 ((response @ l3 @ X0) = (response @ l2 @ (response @ X0 @ X0)))),
% 0.54/0.74 inference('demod', [status(thm)], [zip_derived_cl64, zip_derived_cl6])).
% 0.54/0.74 thf(zip_derived_cl79, plain, (((l3) = (response @ l2 @ l3))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl7, zip_derived_cl70])).
% 0.54/0.74 thf(zip_derived_cl139, plain,
% 0.54/0.74 (![X0 : $i, X1 : $i]:
% 0.54/0.74 ((response @ l3 @ X1)
% 0.54/0.74 = (response @ (response @ l3 @ X0) @ (response @ X1 @ X1)))),
% 0.54/0.74 inference('demod', [status(thm)], [zip_derived_cl118, zip_derived_cl79])).
% 0.54/0.74 thf(zip_derived_cl7, plain, (((response @ l3 @ l3) = (l3))),
% 0.54/0.74 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.54/0.74 thf(zip_derived_cl43, plain,
% 0.54/0.74 (![X0 : $i, X1 : $i]:
% 0.54/0.74 ((response @ (response @ l2 @ X0) @ X1)
% 0.54/0.74 = (response @ (response @ X0 @ X0) @ (response @ X1 @ X1)))),
% 0.54/0.74 inference('demod', [status(thm)], [zip_derived_cl2, zip_derived_cl5])).
% 0.54/0.74 thf(zip_derived_cl58, plain,
% 0.54/0.74 (![X0 : $i]:
% 0.54/0.74 ((response @ (response @ l2 @ X0) @ l3)
% 0.54/0.74 = (response @ (response @ X0 @ X0) @ l3))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl7, zip_derived_cl43])).
% 0.54/0.74 thf(kestrel_exists, axiom,
% 0.54/0.74 (( response @ ( response @ kestrel @ X1 ) @ X2 ) = ( X1 ))).
% 0.54/0.74 thf(zip_derived_cl0, plain,
% 0.54/0.74 (![X0 : $i, X1 : $i]:
% 0.54/0.74 ((response @ (response @ kestrel @ X0) @ X1) = (X0))),
% 0.54/0.74 inference('cnf', [status(esa)], [kestrel_exists])).
% 0.54/0.74 thf(zip_derived_cl5, plain, (((response @ lark @ lark) = (l2))),
% 0.54/0.74 inference('cnf', [status(esa)], [l2_definition])).
% 0.54/0.74 thf(zip_derived_cl13, plain,
% 0.54/0.74 (![X0 : $i]:
% 0.54/0.74 ((response @ l2 @ X0) = (response @ lark @ (response @ X0 @ X0)))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl1])).
% 0.54/0.74 thf(zip_derived_cl37, plain,
% 0.54/0.74 (((response @ l2 @ lark) = (response @ lark @ l2))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl13])).
% 0.54/0.74 thf(zip_derived_cl6, plain, (((response @ l2 @ lark) = (l3))),
% 0.54/0.74 inference('cnf', [status(esa)], [l3_definition])).
% 0.54/0.74 thf(zip_derived_cl41, plain, (((l3) = (response @ lark @ l2))),
% 0.54/0.74 inference('demod', [status(thm)], [zip_derived_cl37, zip_derived_cl6])).
% 0.54/0.74 thf(zip_derived_cl1, plain,
% 0.54/0.74 (![X0 : $i, X1 : $i]:
% 0.54/0.74 ((response @ (response @ lark @ X0) @ X1)
% 0.54/0.74 = (response @ X0 @ (response @ X1 @ X1)))),
% 0.54/0.74 inference('cnf', [status(esa)], [lark_exists])).
% 0.54/0.74 thf(zip_derived_cl82, plain,
% 0.54/0.74 (![X0 : $i]:
% 0.54/0.74 ((response @ l3 @ X0) = (response @ l2 @ (response @ X0 @ X0)))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl41, zip_derived_cl1])).
% 0.54/0.74 thf(zip_derived_cl107, plain,
% 0.54/0.74 (![X0 : $i, X1 : $i]: ((response @ l3 @ X1) = (response @ l3 @ X0))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl96, zip_derived_cl96])).
% 0.54/0.74 thf(zip_derived_cl7, plain, (((response @ l3 @ l3) = (l3))),
% 0.54/0.74 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.54/0.74 thf(zip_derived_cl124, plain, (![X0 : $i]: ((response @ l3 @ X0) = (l3))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl107, zip_derived_cl7])).
% 0.54/0.74 thf(zip_derived_cl183, plain,
% 0.54/0.74 (![X0 : $i]: ((l3) = (response @ l2 @ (response @ X0 @ X0)))),
% 0.54/0.74 inference('demod', [status(thm)], [zip_derived_cl82, zip_derived_cl124])).
% 0.54/0.74 thf(zip_derived_cl188, plain, (![X0 : $i]: ((l3) = (response @ l2 @ X0))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl183])).
% 0.54/0.74 thf(zip_derived_cl124, plain, (![X0 : $i]: ((response @ l3 @ X0) = (l3))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl107, zip_derived_cl7])).
% 0.54/0.74 thf(zip_derived_cl211, plain,
% 0.54/0.74 (![X0 : $i]: ((l3) = (response @ (response @ X0 @ X0) @ l3))),
% 0.54/0.74 inference('demod', [status(thm)],
% 0.54/0.74 [zip_derived_cl58, zip_derived_cl188, zip_derived_cl124])).
% 0.54/0.74 thf(zip_derived_cl0, plain,
% 0.54/0.74 (![X0 : $i, X1 : $i]:
% 0.54/0.74 ((response @ (response @ kestrel @ X0) @ X1) = (X0))),
% 0.54/0.74 inference('cnf', [status(esa)], [kestrel_exists])).
% 0.54/0.74 thf(zip_derived_cl219, plain, (((l3) = (kestrel))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl211, zip_derived_cl0])).
% 0.54/0.74 thf(zip_derived_cl219, plain, (((l3) = (kestrel))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl211, zip_derived_cl0])).
% 0.54/0.74 thf(zip_derived_cl0, plain,
% 0.54/0.74 (![X0 : $i, X1 : $i]:
% 0.54/0.74 ((response @ (response @ kestrel @ X0) @ X1) = (X0))),
% 0.54/0.74 inference('cnf', [status(esa)], [kestrel_exists])).
% 0.54/0.74 thf(zip_derived_cl235, plain,
% 0.54/0.74 (![X0 : $i, X1 : $i]: ((response @ kestrel @ X1) = (X0))),
% 0.54/0.74 inference('demod', [status(thm)],
% 0.54/0.74 [zip_derived_cl139, zip_derived_cl219, zip_derived_cl219,
% 0.54/0.74 zip_derived_cl0])).
% 0.54/0.74 thf(zip_derived_cl235, plain,
% 0.54/0.74 (![X0 : $i, X1 : $i]: ((response @ kestrel @ X1) = (X0))),
% 0.54/0.74 inference('demod', [status(thm)],
% 0.54/0.74 [zip_derived_cl139, zip_derived_cl219, zip_derived_cl219,
% 0.54/0.74 zip_derived_cl0])).
% 0.54/0.74 thf(zip_derived_cl250, plain, (![X0 : $i, X1 : $i]: ((X0) = (X1))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl235, zip_derived_cl235])).
% 0.54/0.74 thf(lark_not_egocentric, axiom, (( response @ l2 @ l2 ) != ( l2 ))).
% 0.54/0.74 thf(zip_derived_cl4, plain, (((response @ l2 @ l2) != (l2))),
% 0.54/0.74 inference('cnf', [status(esa)], [lark_not_egocentric])).
% 0.54/0.74 thf(zip_derived_cl5, plain, (((response @ lark @ lark) = (l2))),
% 0.54/0.74 inference('cnf', [status(esa)], [l2_definition])).
% 0.54/0.74 thf(zip_derived_cl70, plain,
% 0.54/0.74 (![X0 : $i]:
% 0.54/0.74 ((response @ l3 @ X0) = (response @ l2 @ (response @ X0 @ X0)))),
% 0.54/0.74 inference('demod', [status(thm)], [zip_derived_cl64, zip_derived_cl6])).
% 0.54/0.74 thf(zip_derived_cl78, plain,
% 0.54/0.74 (((response @ l3 @ lark) = (response @ l2 @ l2))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl70])).
% 0.54/0.74 thf(zip_derived_cl124, plain, (![X0 : $i]: ((response @ l3 @ X0) = (l3))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl107, zip_derived_cl7])).
% 0.54/0.74 thf(zip_derived_cl167, plain, (((l3) = (response @ l2 @ l2))),
% 0.54/0.74 inference('demod', [status(thm)], [zip_derived_cl78, zip_derived_cl124])).
% 0.54/0.74 thf(zip_derived_cl194, plain, (((l3) != (l2))),
% 0.54/0.74 inference('demod', [status(thm)], [zip_derived_cl4, zip_derived_cl167])).
% 0.54/0.74 thf(zip_derived_cl219, plain, (((l3) = (kestrel))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl211, zip_derived_cl0])).
% 0.54/0.74 thf(zip_derived_cl233, plain, (((kestrel) != (l2))),
% 0.54/0.74 inference('demod', [status(thm)], [zip_derived_cl194, zip_derived_cl219])).
% 0.54/0.74 thf(zip_derived_cl258, plain, (![X0 : $i]: ((kestrel) != (X0))),
% 0.54/0.74 inference('s_sup-', [status(thm)], [zip_derived_cl250, zip_derived_cl233])).
% 0.54/0.74 thf(zip_derived_cl250, plain, (![X0 : $i, X1 : $i]: ((X0) = (X1))),
% 0.54/0.74 inference('s_sup+', [status(thm)], [zip_derived_cl235, zip_derived_cl235])).
% 0.54/0.74 thf(zip_derived_cl260, plain, ($false),
% 0.54/0.74 inference('simplify_reflect+', [status(thm)],
% 0.54/0.74 [zip_derived_cl258, zip_derived_cl250])).
% 0.54/0.74
% 0.54/0.74 % SZS output end Refutation
% 0.54/0.74
% 0.54/0.74
% 0.54/0.74 % Terminating...
% 0.60/0.83 % Runner terminated.
% 1.62/0.85 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------