TSTP Solution File: SYN869-1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : SYN869-1 : TPTP v8.1.2. Released v2.5.0.
% Transfm  : NO INFORMATION
% Format   : NO INFORMATION
% Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.nWdw2AgWQC 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 : Fri Sep  1 04:05:54 EDT 2023

% Result   : Unsatisfiable 1.53s 0.89s
% Output   : Refutation 1.53s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.13  % Problem  : SYN869-1 : TPTP v8.1.2. Released v2.5.0.
% 0.12/0.14  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.nWdw2AgWQC true
% 0.14/0.35  % Computer : n031.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % WCLimit  : 300
% 0.14/0.35  % DateTime : Sat Aug 26 18:37:53 EDT 2023
% 0.14/0.35  % CPUTime  : 
% 0.14/0.35  % Running portfolio for 300 s
% 0.14/0.35  % File         : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.14/0.36  % Number of cores: 8
% 0.14/0.36  % Python version: Python 3.6.8
% 0.14/0.36  % Running in FO mode
% 0.21/0.65  % Total configuration time : 435
% 0.21/0.65  % Estimated wc time : 1092
% 0.21/0.65  % Estimated cpu time (7 cpus) : 156.0
% 0.21/0.71  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.21/0.73  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.21/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.21/0.76  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.21/0.77  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.21/0.77  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.21/0.79  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 1.53/0.89  % Solved by fo/fo5.sh.
% 1.53/0.89  % done 69 iterations in 0.077s
% 1.53/0.89  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 1.53/0.89  % SZS output start Refutation
% 1.53/0.89  thf(ssNder1_3r1r1r1_type, type, ssNder1_3r1r1r1: $i > $i > $i > $o).
% 1.53/0.89  thf(ssPv19_2r1r1_type, type, ssPv19_2r1r1: $i > $i > $o).
% 1.53/0.89  thf(ssNder1_1r1_type, type, ssNder1_1r1: $i > $o).
% 1.53/0.89  thf(skc20_type, type, skc20: $i).
% 1.53/0.89  thf(ssPv10_11r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv10_11r1r1r1r1r1r1r1r1r1r1r1: 
% 1.53/0.89      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.53/0.89  thf(ssNder1_5r1r1r1r1r1_type, type, ssNder1_5r1r1r1r1r1: $i > $i > $i > $i > 
% 1.53/0.89                                                           $i > $o).
% 1.53/0.89  thf(ssNder1_8r1r1r1r1r1r1r1r1_type, type, ssNder1_8r1r1r1r1r1r1r1r1: 
% 1.53/0.89      $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.53/0.89  thf(ssNder1_10r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_10r1r1r1r1r1r1r1r1r1r1: 
% 1.53/0.89      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.53/0.89  thf(ssNder1_11r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_11r1r1r1r1r1r1r1r1r1r1r1: 
% 1.53/0.89      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.53/0.89  thf(skc26_type, type, skc26: $i).
% 1.53/0.89  thf(ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.53/0.89      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.53/0.89  thf(ssNder1_6r1r1r1r1r1r1_type, type, ssNder1_6r1r1r1r1r1r1: $i > $i > $i > 
% 1.53/0.89                                                               $i > $i > $i > $o).
% 1.53/0.89  thf(skc24_type, type, skc24: $i).
% 1.53/0.89  thf(ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.53/0.89      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.53/0.89  thf(ssPv20_1r1_type, type, ssPv20_1r1: $i > $o).
% 1.53/0.89  thf(skc19_type, type, skc19: $i).
% 1.53/0.89  thf(ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.53/0.89      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.53/0.89  thf(skc31_type, type, skc31: $i).
% 1.53/0.89  thf(ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.53/0.89      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.53/0.89  thf(skc23_type, type, skc23: $i).
% 1.53/0.89  thf(ssNder1_7r1r1r1r1r1r1r1_type, type, ssNder1_7r1r1r1r1r1r1r1: $i > $i > 
% 1.53/0.89                                                                   $i > $i > 
% 1.53/0.89                                                                   $i > $i > $i > $o).
% 1.53/0.89  thf(ssNder1_9r1r1r1r1r1r1r1r1r1_type, type, ssNder1_9r1r1r1r1r1r1r1r1r1: 
% 1.53/0.89      $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.53/0.89  thf(ssPv13_8r1r1r1r1r1r1r1r1_type, type, ssPv13_8r1r1r1r1r1r1r1r1: $i > $i > 
% 1.53/0.89                                                                     $i > $i > 
% 1.53/0.89                                                                     $i > $i > 
% 1.53/0.89                                                                     $i > $i > $o).
% 1.53/0.89  thf(ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.53/0.89      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.53/0.89  thf(ssNder1_0_type, type, ssNder1_0: $o).
% 1.53/0.89  thf(ssNder1_4r1r1r1r1_type, type, ssNder1_4r1r1r1r1: $i > $i > $i > $i > $o).
% 1.53/0.89  thf(ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.53/0.89      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.53/0.89  thf(ssPv14_7r1r1r1r1r1r1r1_type, type, ssPv14_7r1r1r1r1r1r1r1: $i > $i > 
% 1.53/0.89                                                                 $i > $i > 
% 1.53/0.89                                                                 $i > $i > $i > $o).
% 1.53/0.89  thf(ssPv16_5r1r1r1r1r1_type, type, ssPv16_5r1r1r1r1r1: $i > $i > $i > $i > $i > $o).
% 1.53/0.89  thf(ssNder1_2r1r1_type, type, ssNder1_2r1r1: $i > $i > $o).
% 1.53/0.89  thf(ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.53/0.89      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.53/0.89  thf(clause7, conjecture,
% 1.53/0.89    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89        ( ~( ssPv16_5r1r1r1r1r1 @ U @ V @ W @ X @ skc31 ) ) ))).
% 1.53/0.89  thf(zf_stmt_0, negated_conjecture,
% 1.53/0.89    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89     ( ~( ssPv16_5r1r1r1r1r1 @ U @ V @ W @ X @ skc31 ) )),
% 1.53/0.89    inference('cnf.neg', [status(esa)], [clause7])).
% 1.53/0.89  thf(zip_derived_cl6, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.89         (~ (ssNder1_0)
% 1.53/0.89          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.89          | ~ (ssPv16_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc31))),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_0])).
% 1.53/0.89  thf(clause1, conjecture, (~( ssNder1_0 ))).
% 1.53/0.89  thf(zf_stmt_1, negated_conjecture, (ssNder1_0),
% 1.53/0.89    inference('cnf.neg', [status(esa)], [clause1])).
% 1.53/0.89  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.89  thf(clause2, conjecture, (~( ( ssNder1_1r1 @ U ) | ( ~( ssNder1_0 ) ) ))).
% 1.53/0.89  thf(zf_stmt_2, negated_conjecture,
% 1.53/0.89    (( ssNder1_1r1 @ U ) | ( ~( ssNder1_0 ) )),
% 1.53/0.89    inference('cnf.neg', [status(esa)], [clause2])).
% 1.53/0.89  thf(zip_derived_cl1, plain,
% 1.53/0.89      (![X0 : $i]: ( (ssNder1_1r1 @ X0) | ~ (ssNder1_0))),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_2])).
% 1.53/0.89  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.89  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.89      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.89  thf(clause3, conjecture,
% 1.53/0.89    (~( ( ssNder1_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | 
% 1.53/0.89        ( ~( ssNder1_1r1 @ U ) ) ))).
% 1.53/0.89  thf(zf_stmt_3, negated_conjecture,
% 1.53/0.89    (( ssNder1_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) )),
% 1.53/0.89    inference('cnf.neg', [status(esa)], [clause3])).
% 1.53/0.89  thf(zip_derived_cl2, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i]:
% 1.53/0.89         ( (ssNder1_2r1r1 @ X0 @ X1) | ~ (ssNder1_0) | ~ (ssNder1_1r1 @ X0))),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_3])).
% 1.53/0.89  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.89  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.89      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.89  thf(zip_derived_cl57, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.89  thf(clause4, conjecture,
% 1.53/0.89    (~( ( ssNder1_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 1.53/0.89        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) ))).
% 1.53/0.89  thf(zf_stmt_4, negated_conjecture,
% 1.53/0.89    (( ssNder1_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 1.53/0.89     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) )),
% 1.53/0.89    inference('cnf.neg', [status(esa)], [clause4])).
% 1.53/0.89  thf(zip_derived_cl3, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.53/0.89         ( (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.89          | ~ (ssNder1_0)
% 1.53/0.89          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.89          | ~ (ssNder1_2r1r1 @ X0 @ X1))),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_4])).
% 1.53/0.89  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.89  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.89      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.89  thf(zip_derived_cl57, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.89  thf(zip_derived_cl58, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57])).
% 1.53/0.89  thf(zip_derived_cl59, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.89         ~ (ssPv16_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc31)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl6, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.89  thf(clause12, conjecture,
% 1.53/0.89    (~( ( ssPv14_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc26 ) | 
% 1.53/0.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) ))).
% 1.53/0.89  thf(zf_stmt_5, negated_conjecture,
% 1.53/0.89    (( ssPv14_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc26 ) | 
% 1.53/0.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) )),
% 1.53/0.89    inference('cnf.neg', [status(esa)], [clause12])).
% 1.53/0.89  thf(zip_derived_cl11, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.89         ( (ssPv14_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc26)
% 1.53/0.89          | ~ (ssNder1_0)
% 1.53/0.89          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_5])).
% 1.53/0.89  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.89  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.89      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.89  thf(zip_derived_cl57, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.89  thf(zip_derived_cl58, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57])).
% 1.53/0.89  thf(clause5, conjecture,
% 1.53/0.89    (~( ( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 1.53/0.89        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) ))).
% 1.53/0.89  thf(zf_stmt_6, negated_conjecture,
% 1.53/0.89    (( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 1.53/0.89     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.89     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) )),
% 1.53/0.89    inference('cnf.neg', [status(esa)], [clause5])).
% 1.53/0.89  thf(zip_derived_cl4, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.89         ( (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.89          | ~ (ssNder1_0)
% 1.53/0.89          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2))),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_6])).
% 1.53/0.89  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.89  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.89      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.89  thf(zip_derived_cl57, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.89  thf(zip_derived_cl58, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57])).
% 1.53/0.89  thf(zip_derived_cl60, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.89  thf(clause8, conjecture,
% 1.53/0.89    (~( ( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | ( ~( ssNder1_0 ) ) | 
% 1.53/0.89        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) ))).
% 1.53/0.89  thf(zf_stmt_7, negated_conjecture,
% 1.53/0.89    (( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | ( ~( ssNder1_0 ) ) | 
% 1.53/0.89     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.89     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) )),
% 1.53/0.89    inference('cnf.neg', [status(esa)], [clause8])).
% 1.53/0.89  thf(zip_derived_cl7, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.89         ( (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.89          | ~ (ssNder1_0)
% 1.53/0.89          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3))),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_7])).
% 1.53/0.89  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.89  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.89      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.89  thf(zip_derived_cl57, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.89  thf(zip_derived_cl58, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57])).
% 1.53/0.89  thf(zip_derived_cl60, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.89  thf(zip_derived_cl62, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl7, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60])).
% 1.53/0.89  thf(zip_derived_cl67, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.89          (ssPv14_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc26)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl11, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62])).
% 1.53/0.89  thf(clause15, conjecture,
% 1.53/0.89    (~( ( ssPv13_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ skc24 ) | 
% 1.53/0.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) ))).
% 1.53/0.89  thf(zf_stmt_8, negated_conjecture,
% 1.53/0.89    (( ssPv13_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ skc24 ) | 
% 1.53/0.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) )),
% 1.53/0.89    inference('cnf.neg', [status(esa)], [clause15])).
% 1.53/0.89  thf(zip_derived_cl14, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.53/0.89         ( (ssPv13_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc24)
% 1.53/0.89          | ~ (ssNder1_0)
% 1.53/0.89          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5))),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_8])).
% 1.53/0.89  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.89  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.89      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.89  thf(zip_derived_cl57, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.89  thf(zip_derived_cl58, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57])).
% 1.53/0.89  thf(zip_derived_cl60, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.89  thf(zip_derived_cl62, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl7, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60])).
% 1.53/0.89  thf(clause11, conjecture,
% 1.53/0.89    (~( ( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | 
% 1.53/0.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) ))).
% 1.53/0.89  thf(zf_stmt_9, negated_conjecture,
% 1.53/0.89    (( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | ( ~( ssNder1_0 ) ) | 
% 1.53/0.89     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.89     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) )),
% 1.53/0.89    inference('cnf.neg', [status(esa)], [clause11])).
% 1.53/0.89  thf(zip_derived_cl10, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.89         ( (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.53/0.89          | ~ (ssNder1_0)
% 1.53/0.89          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_9])).
% 1.53/0.89  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.89  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.89      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.89  thf(zip_derived_cl57, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.89  thf(zip_derived_cl58, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57])).
% 1.53/0.89  thf(zip_derived_cl60, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.89  thf(zip_derived_cl62, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl7, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60])).
% 1.53/0.89  thf(zip_derived_cl65, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl10, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62])).
% 1.53/0.89  thf(zip_derived_cl70, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.53/0.89          (ssPv13_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc24)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl14, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65])).
% 1.53/0.89  thf(clause24, conjecture,
% 1.53/0.89    (~( ( ssPv16_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | 
% 1.53/0.89        ( ssPv10_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 1.53/0.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssPv19_2r1r1 @ U @ V ) ) | 
% 1.53/0.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.89        ( ~( ssPv13_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.89        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) ))).
% 1.53/0.89  thf(zf_stmt_10, negated_conjecture,
% 1.53/0.89    (( ssPv16_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | 
% 1.53/0.89     ( ssPv10_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 1.53/0.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssPv19_2r1r1 @ U @ V ) ) | 
% 1.53/0.89     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.89     ( ~( ssPv13_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.89     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) )),
% 1.53/0.89    inference('cnf.neg', [status(esa)], [clause24])).
% 1.53/0.89  thf(zip_derived_cl23, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.53/0.89         ( (ssPv16_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.89          |  (ssPv10_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.89              X6 @ X7 @ X8 @ X9 @ X10)
% 1.53/0.89          | ~ (ssNder1_0)
% 1.53/0.89          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.89          | ~ (ssPv19_2r1r1 @ X0 @ X1)
% 1.53/0.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.53/0.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.53/0.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.89               X7)
% 1.53/0.89          | ~ (ssPv13_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 1.53/0.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.89               X6 @ X7 @ X8)
% 1.53/0.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.89               X6 @ X7 @ X8 @ X9))),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_10])).
% 1.53/0.89  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.89  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.89      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.89  thf(zip_derived_cl57, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.89  thf(zip_derived_cl58, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57])).
% 1.53/0.89  thf(zip_derived_cl60, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.89  thf(zip_derived_cl62, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl7, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60])).
% 1.53/0.89  thf(zip_derived_cl65, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl10, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62])).
% 1.53/0.89  thf(clause14, conjecture,
% 1.53/0.89    (~( ( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 1.53/0.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) ))).
% 1.53/0.89  thf(zf_stmt_11, negated_conjecture,
% 1.53/0.89    (( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 1.53/0.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) )),
% 1.53/0.89    inference('cnf.neg', [status(esa)], [clause14])).
% 1.53/0.89  thf(zip_derived_cl13, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.53/0.89         ( (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.53/0.89          | ~ (ssNder1_0)
% 1.53/0.89          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5))),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_11])).
% 1.53/0.89  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.89  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.89      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.89  thf(zip_derived_cl57, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.89  thf(zip_derived_cl58, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57])).
% 1.53/0.89  thf(zip_derived_cl60, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.89  thf(zip_derived_cl62, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl7, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60])).
% 1.53/0.89  thf(zip_derived_cl65, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl10, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62])).
% 1.53/0.89  thf(zip_derived_cl69, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.53/0.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl13, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65])).
% 1.53/0.89  thf(clause17, conjecture,
% 1.53/0.89    (~( ( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 1.53/0.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) ))).
% 1.53/0.89  thf(zf_stmt_12, negated_conjecture,
% 1.53/0.89    (( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 1.53/0.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) )),
% 1.53/0.89    inference('cnf.neg', [status(esa)], [clause17])).
% 1.53/0.89  thf(zip_derived_cl16, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.53/0.89         ( (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 1.53/0.89          | ~ (ssNder1_0)
% 1.53/0.89          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.53/0.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6))),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_12])).
% 1.53/0.89  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.89  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.89      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.89  thf(zip_derived_cl57, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.89  thf(zip_derived_cl58, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57])).
% 1.53/0.89  thf(zip_derived_cl60, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.89  thf(zip_derived_cl62, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl7, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60])).
% 1.53/0.89  thf(zip_derived_cl65, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl10, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62])).
% 1.53/0.89  thf(zip_derived_cl69, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.53/0.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl13, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65])).
% 1.53/0.89  thf(zip_derived_cl71, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.53/0.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl16, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69])).
% 1.53/0.89  thf(clause18, conjecture,
% 1.53/0.89    (~( ( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 1.53/0.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) ))).
% 1.53/0.89  thf(zf_stmt_13, negated_conjecture,
% 1.53/0.89    (( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 1.53/0.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) )),
% 1.53/0.89    inference('cnf.neg', [status(esa)], [clause18])).
% 1.53/0.89  thf(zip_derived_cl17, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.89         X7 : $i, X8 : $i]:
% 1.53/0.89         ( (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.89            X7 @ X8)
% 1.53/0.89          | ~ (ssNder1_0)
% 1.53/0.89          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.53/0.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.53/0.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.89               X7))),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_13])).
% 1.53/0.89  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.89  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.89      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.89  thf(zip_derived_cl57, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.89  thf(zip_derived_cl58, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57])).
% 1.53/0.89  thf(zip_derived_cl60, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.89  thf(zip_derived_cl62, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl7, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60])).
% 1.53/0.89  thf(zip_derived_cl65, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl10, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62])).
% 1.53/0.89  thf(zip_derived_cl69, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.53/0.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl13, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65])).
% 1.53/0.89  thf(zip_derived_cl71, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.53/0.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl16, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69])).
% 1.53/0.89  thf(zip_derived_cl72, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.89         X7 : $i, X8 : $i]:
% 1.53/0.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.89           X7 @ X8)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl17, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.89                 zip_derived_cl71])).
% 1.53/0.89  thf(clause19, conjecture,
% 1.53/0.89    (~( ( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 1.53/0.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) ))).
% 1.53/0.89  thf(zf_stmt_14, negated_conjecture,
% 1.53/0.89    (( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 1.53/0.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) )),
% 1.53/0.89    inference('cnf.neg', [status(esa)], [clause19])).
% 1.53/0.89  thf(zip_derived_cl18, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.89         X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.89         ( (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.89            X6 @ X7 @ X8 @ X9)
% 1.53/0.89          | ~ (ssNder1_0)
% 1.53/0.89          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.53/0.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.53/0.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.89               X7)
% 1.53/0.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.89               X6 @ X7 @ X8))),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_14])).
% 1.53/0.89  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.89  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.89      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.89  thf(zip_derived_cl57, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.89  thf(zip_derived_cl58, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57])).
% 1.53/0.89  thf(zip_derived_cl60, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.89  thf(zip_derived_cl62, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl7, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60])).
% 1.53/0.89  thf(zip_derived_cl65, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl10, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62])).
% 1.53/0.89  thf(zip_derived_cl69, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.53/0.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl13, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65])).
% 1.53/0.89  thf(zip_derived_cl71, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.53/0.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl16, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69])).
% 1.53/0.89  thf(zip_derived_cl72, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.89         X7 : $i, X8 : $i]:
% 1.53/0.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.89           X7 @ X8)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl17, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.89                 zip_derived_cl71])).
% 1.53/0.89  thf(zip_derived_cl73, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.89         X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.89          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.89           X7 @ X8 @ X9)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl18, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.89                 zip_derived_cl71, zip_derived_cl72])).
% 1.53/0.89  thf(zip_derived_cl78, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.53/0.89         ( (ssPv16_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.89          |  (ssPv10_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.89              X6 @ X7 @ X8 @ X9 @ X10)
% 1.53/0.89          | ~ (ssPv19_2r1r1 @ X0 @ X1)
% 1.53/0.89          | ~ (ssPv13_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7))),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl23, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.89                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73])).
% 1.53/0.89  thf(zip_derived_cl79, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.89         X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.89         (~ (ssPv19_2r1r1 @ X6 @ X5)
% 1.53/0.89          |  (ssPv10_11r1r1r1r1r1r1r1r1r1r1r1 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ 
% 1.53/0.89              X0 @ skc24 @ X9 @ X8 @ X7)
% 1.53/0.89          |  (ssPv16_5r1r1r1r1r1 @ X6 @ X5 @ X4 @ X3 @ X2))),
% 1.53/0.89      inference('sup-', [status(thm)], [zip_derived_cl70, zip_derived_cl78])).
% 1.53/0.89  thf(zip_derived_cl70, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.53/0.89          (ssPv13_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc24)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl14, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65])).
% 1.53/0.89  thf(clause43, conjecture,
% 1.53/0.89    (~( ( ssPv19_2r1r1 @ U @ V ) | 
% 1.53/0.89        ( ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 1.53/0.89        ( ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 1.53/0.89        ( ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 1.53/0.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.89        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.89        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.89        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.53/0.89        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.53/0.89        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 1.53/0.89  thf(zf_stmt_15, negated_conjecture,
% 1.53/0.89    (( ssPv19_2r1r1 @ U @ V ) | 
% 1.53/0.89     ( ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 1.53/0.89     ( ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 1.53/0.89     ( ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 1.53/0.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.89     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.89     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.89     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.53/0.89     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.53/0.89     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 1.53/0.89    inference('cnf.neg', [status(esa)], [clause43])).
% 1.53/0.89  thf(zip_derived_cl42, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.53/0.89         X14 : $i]:
% 1.53/0.89         ( (ssPv19_2r1r1 @ X0 @ X1)
% 1.53/0.89          |  (ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.89              X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.53/0.89          |  (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.89              X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.53/0.89          |  (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.53/0.89              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.53/0.89          | ~ (ssNder1_0)
% 1.53/0.89          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.53/0.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.53/0.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.89               X7)
% 1.53/0.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.89               X6 @ X7 @ X8)
% 1.53/0.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.89               X6 @ X7 @ X8 @ X9)
% 1.53/0.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.53/0.89          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.53/0.89          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.53/0.89          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.53/0.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_15])).
% 1.53/0.89  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.89  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.89      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.89  thf(zip_derived_cl57, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.89  thf(zip_derived_cl58, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57])).
% 1.53/0.89  thf(zip_derived_cl60, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.89  thf(zip_derived_cl62, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl7, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60])).
% 1.53/0.89  thf(zip_derived_cl65, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl10, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62])).
% 1.53/0.89  thf(zip_derived_cl69, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.53/0.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl13, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65])).
% 1.53/0.89  thf(zip_derived_cl71, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.53/0.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl16, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69])).
% 1.53/0.89  thf(zip_derived_cl72, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.89         X7 : $i, X8 : $i]:
% 1.53/0.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.89           X7 @ X8)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl17, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.89                 zip_derived_cl71])).
% 1.53/0.89  thf(zip_derived_cl73, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.89         X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.89          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.89           X7 @ X8 @ X9)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl18, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.89                 zip_derived_cl71, zip_derived_cl72])).
% 1.53/0.89  thf(clause20, conjecture,
% 1.53/0.89    (~( ( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 1.53/0.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.89        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) ))).
% 1.53/0.89  thf(zf_stmt_16, negated_conjecture,
% 1.53/0.89    (( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 1.53/0.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.89     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) )),
% 1.53/0.89    inference('cnf.neg', [status(esa)], [clause20])).
% 1.53/0.89  thf(zip_derived_cl19, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.53/0.89         ( (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.89            X6 @ X7 @ X8 @ X9 @ X10)
% 1.53/0.89          | ~ (ssNder1_0)
% 1.53/0.89          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.53/0.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.53/0.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.89               X7)
% 1.53/0.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.89               X6 @ X7 @ X8)
% 1.53/0.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.89               X6 @ X7 @ X8 @ X9))),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_16])).
% 1.53/0.89  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.89  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.89      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.89  thf(zip_derived_cl57, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.89  thf(zip_derived_cl58, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57])).
% 1.53/0.89  thf(zip_derived_cl60, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.89  thf(zip_derived_cl62, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl7, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60])).
% 1.53/0.89  thf(zip_derived_cl65, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl10, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62])).
% 1.53/0.89  thf(zip_derived_cl69, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.53/0.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl13, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65])).
% 1.53/0.89  thf(zip_derived_cl71, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.53/0.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl16, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69])).
% 1.53/0.89  thf(zip_derived_cl72, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.89         X7 : $i, X8 : $i]:
% 1.53/0.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.89           X7 @ X8)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl17, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.89                 zip_derived_cl71])).
% 1.53/0.89  thf(zip_derived_cl73, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.89         X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.89          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.89           X7 @ X8 @ X9)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl18, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.89                 zip_derived_cl71, zip_derived_cl72])).
% 1.53/0.89  thf(zip_derived_cl74, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.53/0.89          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.89           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl19, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.89                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.89                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73])).
% 1.53/0.89  thf(clause21, conjecture,
% 1.53/0.89    (~( ( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 1.53/0.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.89        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.89        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 1.53/0.89  thf(zf_stmt_17, negated_conjecture,
% 1.53/0.89    (( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 1.53/0.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.89     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.89     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 1.53/0.89    inference('cnf.neg', [status(esa)], [clause21])).
% 1.53/0.89  thf(zip_derived_cl20, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.53/0.89         ( (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.89            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.53/0.89          | ~ (ssNder1_0)
% 1.53/0.89          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.53/0.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.53/0.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.89               X7)
% 1.53/0.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.89               X6 @ X7 @ X8)
% 1.53/0.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.89               X6 @ X7 @ X8 @ X9)
% 1.53/0.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10))),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_17])).
% 1.53/0.89  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.89  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.89      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.89  thf(zip_derived_cl57, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.89  thf(zip_derived_cl58, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.89                 zip_derived_cl57])).
% 1.53/0.89  thf(zip_derived_cl60, plain,
% 1.53/0.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.89      inference('demod', [status(thm)],
% 1.53/0.89                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.90  thf(zip_derived_cl62, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.90          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl7, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60])).
% 1.53/0.90  thf(zip_derived_cl65, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.90          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl10, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62])).
% 1.53/0.90  thf(zip_derived_cl69, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.53/0.90          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl13, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65])).
% 1.53/0.90  thf(zip_derived_cl71, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.53/0.90          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl16, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69])).
% 1.53/0.90  thf(zip_derived_cl72, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i]:
% 1.53/0.90          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90           X7 @ X8)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl17, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71])).
% 1.53/0.90  thf(zip_derived_cl73, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.90          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90           X7 @ X8 @ X9)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl18, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72])).
% 1.53/0.90  thf(zip_derived_cl74, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.53/0.90          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl19, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73])).
% 1.53/0.90  thf(zip_derived_cl76, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.53/0.90          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl20, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74])).
% 1.53/0.90  thf(clause25, conjecture,
% 1.53/0.90    (~( ( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 1.53/0.90        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.90        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.90        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.90        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.90        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.90        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.90        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.90        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.90        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.90        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.90        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.90        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 1.53/0.90  thf(zf_stmt_18, negated_conjecture,
% 1.53/0.90    (( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 1.53/0.90     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.90     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.90     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.90     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.90     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.90     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.90     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.90     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.90     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.90     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.90     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 1.53/0.90    inference('cnf.neg', [status(esa)], [clause25])).
% 1.53/0.90  thf(zip_derived_cl24, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.53/0.90         ( (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.53/0.90          | ~ (ssNder1_0)
% 1.53/0.90          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.90          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.90          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.90          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.90          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.90          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.53/0.90          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.53/0.90          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90               X7)
% 1.53/0.90          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90               X6 @ X7 @ X8)
% 1.53/0.90          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90               X6 @ X7 @ X8 @ X9)
% 1.53/0.90          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.53/0.90          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 1.53/0.90      inference('cnf', [status(esa)], [zf_stmt_18])).
% 1.53/0.90  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.90      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.90  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.90      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.90  thf(zip_derived_cl57, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.90  thf(zip_derived_cl58, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57])).
% 1.53/0.90  thf(zip_derived_cl60, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.90          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.90  thf(zip_derived_cl62, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.90          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl7, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60])).
% 1.53/0.90  thf(zip_derived_cl65, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.90          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl10, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62])).
% 1.53/0.90  thf(zip_derived_cl69, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.53/0.90          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl13, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65])).
% 1.53/0.90  thf(zip_derived_cl71, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.53/0.90          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl16, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69])).
% 1.53/0.90  thf(zip_derived_cl72, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i]:
% 1.53/0.90          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90           X7 @ X8)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl17, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71])).
% 1.53/0.90  thf(zip_derived_cl73, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.90          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90           X7 @ X8 @ X9)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl18, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72])).
% 1.53/0.90  thf(zip_derived_cl74, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.53/0.90          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl19, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73])).
% 1.53/0.90  thf(zip_derived_cl76, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.53/0.90          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl20, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74])).
% 1.53/0.90  thf(zip_derived_cl84, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.53/0.90          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl24, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74, zip_derived_cl76])).
% 1.53/0.90  thf(clause29, conjecture,
% 1.53/0.90    (~( ( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 1.53/0.90        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.90        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.90        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.90        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.90        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.90        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.90        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.90        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.90        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.90        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.90        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.90        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.53/0.90        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 1.53/0.90  thf(zf_stmt_19, negated_conjecture,
% 1.53/0.90    (( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 1.53/0.90     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.90     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.90     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.90     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.90     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.90     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.90     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.90     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.90     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.90     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.90     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.53/0.90     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 1.53/0.90    inference('cnf.neg', [status(esa)], [clause29])).
% 1.53/0.90  thf(zip_derived_cl28, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.53/0.90         ( (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.53/0.90          | ~ (ssNder1_0)
% 1.53/0.90          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.90          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.90          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.90          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.90          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.90          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.53/0.90          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.53/0.90          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90               X7)
% 1.53/0.90          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90               X6 @ X7 @ X8)
% 1.53/0.90          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90               X6 @ X7 @ X8 @ X9)
% 1.53/0.90          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.53/0.90          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.53/0.90          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 1.53/0.90      inference('cnf', [status(esa)], [zf_stmt_19])).
% 1.53/0.90  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.90      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.90  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.90      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.90  thf(zip_derived_cl57, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.90  thf(zip_derived_cl58, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57])).
% 1.53/0.90  thf(zip_derived_cl60, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.90          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.90  thf(zip_derived_cl62, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.90          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl7, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60])).
% 1.53/0.90  thf(zip_derived_cl65, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.90          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl10, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62])).
% 1.53/0.90  thf(zip_derived_cl69, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.53/0.90          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl13, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65])).
% 1.53/0.90  thf(zip_derived_cl71, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.53/0.90          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl16, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69])).
% 1.53/0.90  thf(zip_derived_cl72, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i]:
% 1.53/0.90          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90           X7 @ X8)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl17, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71])).
% 1.53/0.90  thf(zip_derived_cl73, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.90          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90           X7 @ X8 @ X9)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl18, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72])).
% 1.53/0.90  thf(zip_derived_cl74, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.53/0.90          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl19, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73])).
% 1.53/0.90  thf(zip_derived_cl76, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.53/0.90          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl20, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74])).
% 1.53/0.90  thf(zip_derived_cl84, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.53/0.90          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl24, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74, zip_derived_cl76])).
% 1.53/0.90  thf(zip_derived_cl88, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.53/0.90          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl28, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74, zip_derived_cl76, zip_derived_cl84])).
% 1.53/0.90  thf(zip_derived_cl123, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.53/0.90         X14 : $i]:
% 1.53/0.90         ( (ssPv19_2r1r1 @ X0 @ X1)
% 1.53/0.90          |  (ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90              X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.53/0.90          |  (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90              X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.53/0.90          |  (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.53/0.90              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl42, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74, zip_derived_cl76, zip_derived_cl84, 
% 1.53/0.90                 zip_derived_cl88])).
% 1.53/0.90  thf(clause31, conjecture,
% 1.53/0.90    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.90        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.90        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.90        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.90        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.90        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.90        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.90        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.90        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.90        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.90        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.90        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.53/0.90        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.53/0.90        ( ~( ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.53/0.90             skc19 ) ) ))).
% 1.53/0.90  thf(zf_stmt_20, negated_conjecture,
% 1.53/0.90    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.90     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.90     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.90     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.90     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.90     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.90     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.90     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.90     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.90     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.90     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.53/0.90     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.53/0.90     ( ~( ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ skc19 ) )),
% 1.53/0.90    inference('cnf.neg', [status(esa)], [clause31])).
% 1.53/0.90  thf(zip_derived_cl30, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.53/0.90         (~ (ssNder1_0)
% 1.53/0.90          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.90          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.90          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.90          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.90          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.90          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.53/0.90          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.53/0.90          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90               X7)
% 1.53/0.90          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90               X6 @ X7 @ X8)
% 1.53/0.90          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90               X6 @ X7 @ X8 @ X9)
% 1.53/0.90          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.53/0.90          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.53/0.90          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.53/0.90          | ~ (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.53/0.90               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc19))),
% 1.53/0.90      inference('cnf', [status(esa)], [zf_stmt_20])).
% 1.53/0.90  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.90      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.90  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.90      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.90  thf(zip_derived_cl57, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.90  thf(zip_derived_cl58, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57])).
% 1.53/0.90  thf(zip_derived_cl60, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.90          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.90  thf(zip_derived_cl62, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.90          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl7, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60])).
% 1.53/0.90  thf(zip_derived_cl65, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.90          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl10, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62])).
% 1.53/0.90  thf(zip_derived_cl69, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.53/0.90          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl13, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65])).
% 1.53/0.90  thf(zip_derived_cl71, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.53/0.90          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl16, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69])).
% 1.53/0.90  thf(zip_derived_cl72, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i]:
% 1.53/0.90          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90           X7 @ X8)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl17, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71])).
% 1.53/0.90  thf(zip_derived_cl73, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.90          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90           X7 @ X8 @ X9)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl18, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72])).
% 1.53/0.90  thf(zip_derived_cl74, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.53/0.90          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl19, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73])).
% 1.53/0.90  thf(zip_derived_cl76, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.53/0.90          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl20, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74])).
% 1.53/0.90  thf(zip_derived_cl84, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.53/0.90          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl24, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74, zip_derived_cl76])).
% 1.53/0.90  thf(zip_derived_cl87, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.53/0.90         ~ (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc19)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl30, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74, zip_derived_cl76, zip_derived_cl84])).
% 1.53/0.90  thf(zip_derived_cl124, plain,
% 1.53/0.90      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, 
% 1.53/0.90         X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.53/0.90         ( (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 1.53/0.90            X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 1.53/0.90          |  (ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 1.53/0.90              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2)
% 1.53/0.90          |  (ssPv19_2r1r1 @ X13 @ X12))),
% 1.53/0.90      inference('sup-', [status(thm)], [zip_derived_cl123, zip_derived_cl87])).
% 1.53/0.90  thf(clause23, conjecture,
% 1.53/0.90    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.90        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.90        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.90        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.90        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.90        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.90        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.90        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.90        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.90        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.90        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.90        ( ~( ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc23 ) ) ))).
% 1.53/0.90  thf(zf_stmt_21, negated_conjecture,
% 1.53/0.90    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.90     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.90     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.90     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.90     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.90     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.90     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.90     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.90     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.90     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.90     ( ~( ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc23 ) )),
% 1.53/0.90    inference('cnf.neg', [status(esa)], [clause23])).
% 1.53/0.90  thf(zip_derived_cl22, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.53/0.90         (~ (ssNder1_0)
% 1.53/0.90          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.90          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.90          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.90          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.90          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.90          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.53/0.90          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.53/0.90          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90               X7)
% 1.53/0.90          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90               X6 @ X7 @ X8)
% 1.53/0.90          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90               X6 @ X7 @ X8 @ X9)
% 1.53/0.90          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.53/0.90          | ~ (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc23))),
% 1.53/0.90      inference('cnf', [status(esa)], [zf_stmt_21])).
% 1.53/0.90  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.90      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.90  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.90      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.90  thf(zip_derived_cl57, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.90  thf(zip_derived_cl58, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57])).
% 1.53/0.90  thf(zip_derived_cl60, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.90          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.90  thf(zip_derived_cl62, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.90          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl7, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60])).
% 1.53/0.90  thf(zip_derived_cl65, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.90          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl10, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62])).
% 1.53/0.90  thf(zip_derived_cl69, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.53/0.90          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl13, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65])).
% 1.53/0.90  thf(zip_derived_cl71, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.53/0.90          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl16, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69])).
% 1.53/0.90  thf(zip_derived_cl72, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i]:
% 1.53/0.90          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90           X7 @ X8)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl17, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71])).
% 1.53/0.90  thf(zip_derived_cl73, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.90          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90           X7 @ X8 @ X9)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl18, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72])).
% 1.53/0.90  thf(zip_derived_cl74, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.53/0.90          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl19, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73])).
% 1.53/0.90  thf(zip_derived_cl75, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.53/0.90         ~ (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90            X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc23)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl22, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74])).
% 1.53/0.90  thf(zip_derived_cl125, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.53/0.90         ( (ssPv19_2r1r1 @ X11 @ X10)
% 1.53/0.90          |  (ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 1.53/0.90              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 1.53/0.90      inference('sup-', [status(thm)], [zip_derived_cl124, zip_derived_cl75])).
% 1.53/0.90  thf(clause26, conjecture,
% 1.53/0.90    (~( ( ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ skc20 ) | 
% 1.53/0.90        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.90        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.90        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.90        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.90        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.90        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.90        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.90        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.90        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.90        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.90        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.90        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 1.53/0.90  thf(zf_stmt_22, negated_conjecture,
% 1.53/0.90    (( ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ skc20 ) | 
% 1.53/0.90     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.90     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.90     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.90     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.90     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.90     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.90     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.90     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.90     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.90     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.90     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 1.53/0.90    inference('cnf.neg', [status(esa)], [clause26])).
% 1.53/0.90  thf(zip_derived_cl25, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.53/0.90         ( (ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc20)
% 1.53/0.90          | ~ (ssNder1_0)
% 1.53/0.90          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.90          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.90          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.90          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.90          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.90          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.53/0.90          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.53/0.90          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90               X7)
% 1.53/0.90          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90               X6 @ X7 @ X8)
% 1.53/0.90          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90               X6 @ X7 @ X8 @ X9)
% 1.53/0.90          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.53/0.90          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 1.53/0.90      inference('cnf', [status(esa)], [zf_stmt_22])).
% 1.53/0.90  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.90      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.90  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.90      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.90  thf(zip_derived_cl57, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.90  thf(zip_derived_cl58, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57])).
% 1.53/0.90  thf(zip_derived_cl60, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.90          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.90  thf(zip_derived_cl62, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.90          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl7, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60])).
% 1.53/0.90  thf(zip_derived_cl65, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.90          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl10, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62])).
% 1.53/0.90  thf(zip_derived_cl69, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.53/0.90          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl13, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65])).
% 1.53/0.90  thf(zip_derived_cl71, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.53/0.90          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl16, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69])).
% 1.53/0.90  thf(zip_derived_cl72, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i]:
% 1.53/0.90          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90           X7 @ X8)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl17, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71])).
% 1.53/0.90  thf(zip_derived_cl73, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.90          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90           X7 @ X8 @ X9)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl18, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72])).
% 1.53/0.90  thf(zip_derived_cl74, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.53/0.90          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl19, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73])).
% 1.53/0.90  thf(zip_derived_cl76, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.53/0.90          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl20, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74])).
% 1.53/0.90  thf(zip_derived_cl86, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.53/0.90          (ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc20)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl25, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74, zip_derived_cl76])).
% 1.53/0.90  thf(clause38, conjecture,
% 1.53/0.90    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.90        ( ~( ssPv20_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.90        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.90        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.90        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.90        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.90        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.90        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.90        ( ~( ssPv13_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.90        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.90        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.90        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.90        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.53/0.90        ( ~( ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.53/0.90        ( ~( ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.53/0.90        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 1.53/0.90  thf(zf_stmt_23, negated_conjecture,
% 1.53/0.90    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssPv20_1r1 @ U ) ) | 
% 1.53/0.90     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.90     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.90     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.90     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.90     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.90     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.90     ( ~( ssPv13_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.90     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.90     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.90     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.90     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.53/0.90     ( ~( ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.53/0.90     ( ~( ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.53/0.90     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 1.53/0.90    inference('cnf.neg', [status(esa)], [clause38])).
% 1.53/0.90  thf(zip_derived_cl37, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.53/0.90         (~ (ssNder1_0)
% 1.53/0.90          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.90          | ~ (ssPv20_1r1 @ X0)
% 1.53/0.90          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.90          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.90          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.90          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.90          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.53/0.90          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.53/0.90          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90               X7)
% 1.53/0.90          | ~ (ssPv13_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 1.53/0.90          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90               X6 @ X7 @ X8)
% 1.53/0.90          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90               X6 @ X7 @ X8 @ X9)
% 1.53/0.90          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.53/0.90          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.53/0.90          | ~ (ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.53/0.90          | ~ (ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.53/0.90          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 1.53/0.90      inference('cnf', [status(esa)], [zf_stmt_23])).
% 1.53/0.90  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.90      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.90  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.90      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.90  thf(zip_derived_cl57, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.90  thf(zip_derived_cl58, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57])).
% 1.53/0.90  thf(zip_derived_cl60, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.90          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.90  thf(zip_derived_cl62, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.90          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl7, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60])).
% 1.53/0.90  thf(zip_derived_cl65, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.90          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl10, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62])).
% 1.53/0.90  thf(zip_derived_cl69, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.53/0.90          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl13, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65])).
% 1.53/0.90  thf(zip_derived_cl71, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.53/0.90          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl16, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69])).
% 1.53/0.90  thf(zip_derived_cl72, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i]:
% 1.53/0.90          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90           X7 @ X8)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl17, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71])).
% 1.53/0.90  thf(zip_derived_cl73, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.90          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90           X7 @ X8 @ X9)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl18, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72])).
% 1.53/0.90  thf(zip_derived_cl74, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.53/0.90          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl19, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73])).
% 1.53/0.90  thf(zip_derived_cl76, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.53/0.90          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl20, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74])).
% 1.53/0.90  thf(zip_derived_cl84, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.53/0.90          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl24, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74, zip_derived_cl76])).
% 1.53/0.90  thf(zip_derived_cl93, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.53/0.90         (~ (ssPv20_1r1 @ X0)
% 1.53/0.90          | ~ (ssPv13_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 1.53/0.90          | ~ (ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.53/0.90          | ~ (ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl37, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74, zip_derived_cl76, zip_derived_cl84])).
% 1.53/0.90  thf(zip_derived_cl94, plain,
% 1.53/0.90      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, 
% 1.53/0.90         X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.53/0.90         (~ (ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 1.53/0.90             X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 1.53/0.90          | ~ (ssPv13_8r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 1.53/0.90               X6 @ X5)
% 1.53/0.90          | ~ (ssPv20_1r1 @ X12))),
% 1.53/0.90      inference('sup-', [status(thm)], [zip_derived_cl86, zip_derived_cl93])).
% 1.53/0.90  thf(zip_derived_cl67, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.90          (ssPv14_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc26)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl11, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62])).
% 1.53/0.90  thf(clause39, conjecture,
% 1.53/0.90    (~( ( ssPv20_1r1 @ U ) | ( ssPv19_2r1r1 @ U @ V ) | 
% 1.53/0.90        ( ssPv16_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | 
% 1.53/0.90        ( ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 1.53/0.90        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.90        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.53/0.90        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.90        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.90        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.90        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.90        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.90        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.90        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.90        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.90        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.90        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.53/0.90        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.53/0.90        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 1.53/0.90  thf(zf_stmt_24, negated_conjecture,
% 1.53/0.90    (( ssPv20_1r1 @ U ) | ( ssPv19_2r1r1 @ U @ V ) | 
% 1.53/0.90     ( ssPv16_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | 
% 1.53/0.90     ( ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 1.53/0.90     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.90     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.90     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.90     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.90     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.90     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.90     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.90     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.90     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.90     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.90     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.53/0.90     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.53/0.90     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 1.53/0.90    inference('cnf.neg', [status(esa)], [clause39])).
% 1.53/0.90  thf(zip_derived_cl38, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.53/0.90         X14 : $i]:
% 1.53/0.90         ( (ssPv20_1r1 @ X0)
% 1.53/0.90          |  (ssPv19_2r1r1 @ X0 @ X1)
% 1.53/0.90          |  (ssPv16_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.90          |  (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.53/0.90              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.53/0.90          | ~ (ssNder1_0)
% 1.53/0.90          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.90          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.90          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.90          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.90          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.90          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.53/0.90          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.53/0.90          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90               X7)
% 1.53/0.90          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90               X6 @ X7 @ X8)
% 1.53/0.90          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90               X6 @ X7 @ X8 @ X9)
% 1.53/0.90          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.53/0.90          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.53/0.90          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.53/0.90          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.53/0.90               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 1.53/0.90      inference('cnf', [status(esa)], [zf_stmt_24])).
% 1.53/0.90  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.90      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.90  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.90      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.90  thf(zip_derived_cl57, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.90  thf(zip_derived_cl58, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57])).
% 1.53/0.90  thf(zip_derived_cl60, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.90          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.90  thf(zip_derived_cl62, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.90          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl7, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60])).
% 1.53/0.90  thf(zip_derived_cl65, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.90          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl10, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62])).
% 1.53/0.90  thf(zip_derived_cl69, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.53/0.90          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl13, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65])).
% 1.53/0.90  thf(zip_derived_cl71, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.53/0.90          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl16, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69])).
% 1.53/0.90  thf(zip_derived_cl72, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i]:
% 1.53/0.90          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90           X7 @ X8)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl17, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71])).
% 1.53/0.90  thf(zip_derived_cl73, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.90          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90           X7 @ X8 @ X9)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl18, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72])).
% 1.53/0.90  thf(zip_derived_cl74, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.53/0.90          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl19, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73])).
% 1.53/0.90  thf(zip_derived_cl76, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.53/0.90          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl20, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74])).
% 1.53/0.90  thf(zip_derived_cl84, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.53/0.90          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl24, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74, zip_derived_cl76])).
% 1.53/0.90  thf(zip_derived_cl88, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.53/0.90          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl28, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74, zip_derived_cl76, zip_derived_cl84])).
% 1.53/0.90  thf(zip_derived_cl106, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.53/0.90         X14 : $i]:
% 1.53/0.90         ( (ssPv20_1r1 @ X0)
% 1.53/0.90          |  (ssPv19_2r1r1 @ X0 @ X1)
% 1.53/0.90          |  (ssPv16_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.90          |  (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.53/0.90              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl38, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74, zip_derived_cl76, zip_derived_cl84, 
% 1.53/0.90                 zip_derived_cl88])).
% 1.53/0.90  thf(zip_derived_cl87, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.53/0.90         ~ (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc19)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl30, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74, zip_derived_cl76, zip_derived_cl84])).
% 1.53/0.90  thf(zip_derived_cl107, plain,
% 1.53/0.90      (![X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.53/0.90         ( (ssPv16_5r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9)
% 1.53/0.90          |  (ssPv19_2r1r1 @ X13 @ X12)
% 1.53/0.90          |  (ssPv20_1r1 @ X13))),
% 1.53/0.90      inference('sup-', [status(thm)], [zip_derived_cl106, zip_derived_cl87])).
% 1.53/0.90  thf(zip_derived_cl59, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.90         ~ (ssPv16_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc31)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl6, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.90  thf(zip_derived_cl108, plain,
% 1.53/0.90      (![X2 : $i, X3 : $i]: ( (ssPv20_1r1 @ X3) |  (ssPv19_2r1r1 @ X3 @ X2))),
% 1.53/0.90      inference('sup-', [status(thm)], [zip_derived_cl107, zip_derived_cl59])).
% 1.53/0.90  thf(zip_derived_cl79, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.90         (~ (ssPv19_2r1r1 @ X6 @ X5)
% 1.53/0.90          |  (ssPv10_11r1r1r1r1r1r1r1r1r1r1r1 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ 
% 1.53/0.90              X0 @ skc24 @ X9 @ X8 @ X7)
% 1.53/0.90          |  (ssPv16_5r1r1r1r1r1 @ X6 @ X5 @ X4 @ X3 @ X2))),
% 1.53/0.90      inference('sup-', [status(thm)], [zip_derived_cl70, zip_derived_cl78])).
% 1.53/0.90  thf(zip_derived_cl110, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.90         ( (ssPv20_1r1 @ X1)
% 1.53/0.90          |  (ssPv16_5r1r1r1r1r1 @ X1 @ X0 @ X4 @ X3 @ X2)
% 1.53/0.90          |  (ssPv10_11r1r1r1r1r1r1r1r1r1r1r1 @ X1 @ X0 @ X4 @ X3 @ X2 @ X9 @ 
% 1.53/0.90              X8 @ skc24 @ X7 @ X6 @ X5))),
% 1.53/0.90      inference('sup-', [status(thm)], [zip_derived_cl108, zip_derived_cl79])).
% 1.53/0.90  thf(zip_derived_cl86, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.53/0.90          (ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc20)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl25, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74, zip_derived_cl76])).
% 1.53/0.90  thf(clause37, conjecture,
% 1.53/0.90    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.90        ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssPv19_2r1r1 @ U @ V ) ) | 
% 1.53/0.90        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.90        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.90        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.90        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.90        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.90        ( ~( ssPv14_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.90        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.90        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.90        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.90        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.90        ( ~( ssPv10_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.90        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.53/0.90        ( ~( ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.53/0.90        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 1.53/0.90  thf(zf_stmt_25, negated_conjecture,
% 1.53/0.90    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.53/0.90     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssPv19_2r1r1 @ U @ V ) ) | 
% 1.53/0.90     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.53/0.90     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.53/0.90     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.53/0.90     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.53/0.90     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.90     ( ~( ssPv14_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.53/0.90     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.53/0.90     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.53/0.90     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.53/0.90     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.90     ( ~( ssPv10_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.53/0.90     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.53/0.90     ( ~( ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.53/0.90     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.53/0.90          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 1.53/0.90    inference('cnf.neg', [status(esa)], [clause37])).
% 1.53/0.90  thf(zip_derived_cl36, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.53/0.90         (~ (ssNder1_0)
% 1.53/0.90          | ~ (ssNder1_1r1 @ X0)
% 1.53/0.90          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.53/0.90          | ~ (ssPv19_2r1r1 @ X0 @ X1)
% 1.53/0.90          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.53/0.90          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.53/0.90          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.53/0.90          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.53/0.90          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.53/0.90          | ~ (ssPv14_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.53/0.90          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90               X7)
% 1.53/0.90          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90               X6 @ X7 @ X8)
% 1.53/0.90          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90               X6 @ X7 @ X8 @ X9)
% 1.53/0.90          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.53/0.90          | ~ (ssPv10_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90               X6 @ X7 @ X8 @ X9 @ X10)
% 1.53/0.90          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.53/0.90          | ~ (ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.53/0.90          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 1.53/0.90      inference('cnf', [status(esa)], [zf_stmt_25])).
% 1.53/0.90  thf(zip_derived_cl0, plain, ( (ssNder1_0)),
% 1.53/0.90      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.53/0.90  thf(zip_derived_cl56, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.53/0.90      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 1.53/0.90  thf(zip_derived_cl57, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl2, zip_derived_cl0, zip_derived_cl56])).
% 1.53/0.90  thf(zip_derived_cl58, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl3, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57])).
% 1.53/0.90  thf(zip_derived_cl60, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.90          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl4, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.90  thf(zip_derived_cl62, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.53/0.90          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl7, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60])).
% 1.53/0.90  thf(zip_derived_cl65, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.90          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl10, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62])).
% 1.53/0.90  thf(zip_derived_cl69, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.53/0.90          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl13, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65])).
% 1.53/0.90  thf(zip_derived_cl71, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.53/0.90          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl16, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69])).
% 1.53/0.90  thf(zip_derived_cl72, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i]:
% 1.53/0.90          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90           X7 @ X8)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl17, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71])).
% 1.53/0.90  thf(zip_derived_cl73, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.90          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.53/0.90           X7 @ X8 @ X9)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl18, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72])).
% 1.53/0.90  thf(zip_derived_cl74, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.53/0.90          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl19, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73])).
% 1.53/0.90  thf(zip_derived_cl76, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.53/0.90          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl20, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74])).
% 1.53/0.90  thf(zip_derived_cl84, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.53/0.90          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl24, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74, zip_derived_cl76])).
% 1.53/0.90  thf(zip_derived_cl91, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.53/0.90         (~ (ssPv19_2r1r1 @ X0 @ X1)
% 1.53/0.90          | ~ (ssPv14_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.53/0.90          | ~ (ssPv10_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.53/0.90               X6 @ X7 @ X8 @ X9 @ X10)
% 1.53/0.90          | ~ (ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.53/0.90               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl36, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58, zip_derived_cl60, 
% 1.53/0.90                 zip_derived_cl62, zip_derived_cl65, zip_derived_cl69, 
% 1.53/0.90                 zip_derived_cl71, zip_derived_cl72, zip_derived_cl73, 
% 1.53/0.90                 zip_derived_cl74, zip_derived_cl76, zip_derived_cl84])).
% 1.53/0.90  thf(zip_derived_cl92, plain,
% 1.53/0.90      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, 
% 1.53/0.90         X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.53/0.90         (~ (ssPv10_11r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 1.53/0.90             X7 @ X6 @ X5 @ X4 @ X3 @ X2)
% 1.53/0.90          | ~ (ssPv14_7r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 1.53/0.90          | ~ (ssPv19_2r1r1 @ X12 @ X11))),
% 1.53/0.90      inference('sup-', [status(thm)], [zip_derived_cl86, zip_derived_cl91])).
% 1.53/0.90  thf(zip_derived_cl116, plain,
% 1.53/0.90      (![X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.90         ( (ssPv16_5r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5)
% 1.53/0.90          |  (ssPv20_1r1 @ X9)
% 1.53/0.90          | ~ (ssPv19_2r1r1 @ X9 @ X8)
% 1.53/0.90          | ~ (ssPv14_7r1r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3))),
% 1.53/0.90      inference('sup-', [status(thm)], [zip_derived_cl110, zip_derived_cl92])).
% 1.53/0.90  thf(zip_derived_cl108, plain,
% 1.53/0.90      (![X2 : $i, X3 : $i]: ( (ssPv20_1r1 @ X3) |  (ssPv19_2r1r1 @ X3 @ X2))),
% 1.53/0.90      inference('sup-', [status(thm)], [zip_derived_cl107, zip_derived_cl59])).
% 1.53/0.90  thf(zip_derived_cl117, plain,
% 1.53/0.90      (![X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.90         (~ (ssPv14_7r1r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 1.53/0.90          |  (ssPv20_1r1 @ X9)
% 1.53/0.90          |  (ssPv16_5r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5))),
% 1.53/0.90      inference('clc', [status(thm)], [zip_derived_cl116, zip_derived_cl108])).
% 1.53/0.90  thf(zip_derived_cl118, plain,
% 1.53/0.90      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.90         ( (ssPv16_5r1r1r1r1r1 @ X5 @ X4 @ X3 @ X2 @ X1) |  (ssPv20_1r1 @ X5))),
% 1.53/0.90      inference('sup-', [status(thm)], [zip_derived_cl67, zip_derived_cl117])).
% 1.53/0.90  thf(zip_derived_cl59, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.53/0.90         ~ (ssPv16_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc31)),
% 1.53/0.90      inference('demod', [status(thm)],
% 1.53/0.90                [zip_derived_cl6, zip_derived_cl0, zip_derived_cl56, 
% 1.53/0.90                 zip_derived_cl57, zip_derived_cl58])).
% 1.53/0.90  thf(zip_derived_cl119, plain, (![X3 : $i]:  (ssPv20_1r1 @ X3)),
% 1.53/0.90      inference('sup-', [status(thm)], [zip_derived_cl118, zip_derived_cl59])).
% 1.53/0.90  thf(zip_derived_cl120, plain,
% 1.53/0.90      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, 
% 1.53/0.90         X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.53/0.90         (~ (ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 1.53/0.90             X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 1.53/0.90          | ~ (ssPv13_8r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 1.53/0.90               X6 @ X5))),
% 1.53/0.90      inference('demod', [status(thm)], [zip_derived_cl94, zip_derived_cl119])).
% 1.53/0.90  thf(zip_derived_cl127, plain,
% 1.53/0.90      (![X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, 
% 1.53/0.90         X11 : $i]:
% 1.53/0.90         ( (ssPv19_2r1r1 @ X11 @ X10)
% 1.53/0.90          | ~ (ssPv13_8r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 1.53/0.90               X4))),
% 1.53/0.90      inference('sup-', [status(thm)], [zip_derived_cl125, zip_derived_cl120])).
% 1.53/0.90  thf(zip_derived_cl128, plain,
% 1.53/0.90      (![X5 : $i, X6 : $i]:  (ssPv19_2r1r1 @ X6 @ X5)),
% 1.53/0.90      inference('sup-', [status(thm)], [zip_derived_cl70, zip_derived_cl127])).
% 1.53/0.90  thf(zip_derived_cl131, plain,
% 1.53/0.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.53/0.90         X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.90         ( (ssPv10_11r1r1r1r1r1r1r1r1r1r1r1 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ 
% 1.53/0.90            X0 @ skc24 @ X9 @ X8 @ X7)
% 1.53/0.90          |  (ssPv16_5r1r1r1r1r1 @ X6 @ X5 @ X4 @ X3 @ X2))),
% 1.53/0.90      inference('demod', [status(thm)], [zip_derived_cl79, zip_derived_cl128])).
% 1.53/0.90  thf(zip_derived_cl92, plain,
% 1.53/0.90      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, 
% 1.53/0.90         X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.53/0.90         (~ (ssPv10_11r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 1.53/0.90             X7 @ X6 @ X5 @ X4 @ X3 @ X2)
% 1.53/0.90          | ~ (ssPv14_7r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 1.53/0.90          | ~ (ssPv19_2r1r1 @ X12 @ X11))),
% 1.53/0.90      inference('sup-', [status(thm)], [zip_derived_cl86, zip_derived_cl91])).
% 1.53/0.90  thf(zip_derived_cl128, plain,
% 1.53/0.90      (![X5 : $i, X6 : $i]:  (ssPv19_2r1r1 @ X6 @ X5)),
% 1.53/0.90      inference('sup-', [status(thm)], [zip_derived_cl70, zip_derived_cl127])).
% 1.53/0.90  thf(zip_derived_cl132, plain,
% 1.53/0.90      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, 
% 1.53/0.90         X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.53/0.90         (~ (ssPv10_11r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 1.53/0.90             X7 @ X6 @ X5 @ X4 @ X3 @ X2)
% 1.53/0.90          | ~ (ssPv14_7r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6))),
% 1.53/0.90      inference('demod', [status(thm)], [zip_derived_cl92, zip_derived_cl128])).
% 1.53/0.90  thf(zip_derived_cl133, plain,
% 1.53/0.90      (![X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i]:
% 1.53/0.90         ( (ssPv16_5r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5)
% 1.53/0.90          | ~ (ssPv14_7r1r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3))),
% 1.53/0.90      inference('sup-', [status(thm)], [zip_derived_cl131, zip_derived_cl132])).
% 1.53/0.90  thf(zip_derived_cl134, plain,
% 1.53/0.90      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.53/0.90          (ssPv16_5r1r1r1r1r1 @ X5 @ X4 @ X3 @ X2 @ X1)),
% 1.53/0.90      inference('sup-', [status(thm)], [zip_derived_cl67, zip_derived_cl133])).
% 1.53/0.90  thf(zip_derived_cl135, plain, ($false),
% 1.53/0.90      inference('demod', [status(thm)], [zip_derived_cl59, zip_derived_cl134])).
% 1.53/0.90  
% 1.53/0.90  % SZS output end Refutation
% 1.53/0.90  
% 1.53/0.90  
% 1.53/0.90  % Terminating...
% 1.95/300.22  Alarm clock
% 1.95/300.22  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------