TSTP Solution File: SYN856-1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : SYN856-1 : 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.siAFTCwWEd true

% Computer : n001.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 04:05:47 EDT 2023

% Result   : Unsatisfiable 8.52s 1.88s
% Output   : Refutation 8.52s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem  : SYN856-1 : TPTP v8.1.2. Released v2.5.0.
% 0.00/0.14  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.siAFTCwWEd true
% 0.14/0.35  % Computer : n001.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 17:31:01 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
% 0.21/0.68  % Total configuration time : 435
% 0.21/0.68  % Estimated wc time : 1092
% 0.21/0.68  % Estimated cpu time (7 cpus) : 156.0
% 0.21/0.72  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.21/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.76/0.77  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.76/0.77  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.76/0.77  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.76/0.77  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.76/0.78  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 8.52/1.88  % Solved by fo/fo7.sh.
% 8.52/1.88  % done 712 iterations in 1.017s
% 8.52/1.88  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 8.52/1.88  % SZS output start Refutation
% 8.52/1.88  thf(ssPv19_2r1r1_type, type, ssPv19_2r1r1: $i > $i > $o).
% 8.52/1.88  thf(ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssNder1_1r1_type, type, ssNder1_1r1: $i > $o).
% 8.52/1.88  thf(skc27_type, type, skc27: $i).
% 8.52/1.88  thf(ssNder1_6r1r1r1r1r1r1_type, type, ssNder1_6r1r1r1r1r1r1: $i > $i > $i > 
% 8.52/1.88                                                               $i > $i > $i > $o).
% 8.52/1.88  thf(skc23_type, type, skc23: $i).
% 8.52/1.88  thf(skc29_type, type, skc29: $i).
% 8.52/1.88  thf(ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv12_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv12_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv14_7r1r1r1r1r1r1r1_type, type, ssPv14_7r1r1r1r1r1r1r1: $i > $i > 
% 8.52/1.88                                                                 $i > $i > 
% 8.52/1.88                                                                 $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(skc28_type, type, skc28: $i).
% 8.52/1.88  thf(ssNder1_4r1r1r1r1_type, type, ssNder1_4r1r1r1r1: $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv11_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv11_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(skc19_type, type, skc19: $i).
% 8.52/1.88  thf(ssPv18_3r1r1r1_type, type, ssPv18_3r1r1r1: $i > $i > $i > $o).
% 8.52/1.88  thf(ssNder1_8r1r1r1r1r1r1r1r1_type, type, ssNder1_8r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv18_12r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv18_12r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv18_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv18_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv8_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv8_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv13_8r1r1r1r1r1r1r1r1_type, type, ssPv13_8r1r1r1r1r1r1r1r1: $i > $i > 
% 8.52/1.88                                                                     $i > $i > 
% 8.52/1.88                                                                     $i > $i > 
% 8.52/1.88                                                                     $i > $i > $o).
% 8.52/1.88  thf(ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssNder1_5r1r1r1r1r1_type, type, ssNder1_5r1r1r1r1r1: $i > $i > $i > $i > 
% 8.52/1.88                                                           $i > $o).
% 8.52/1.88  thf(ssPv18_10r1r1r1r1r1r1r1r1r1r1_type, type, ssPv18_10r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv16_5r1r1r1r1r1_type, type, ssPv16_5r1r1r1r1r1: $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv19_12r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv19_12r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssNder1_3r1r1r1_type, type, ssNder1_3r1r1r1: $i > $i > $i > $o).
% 8.52/1.88  thf(ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssNder1_11r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_11r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv12_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv12_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(skc20_type, type, skc20: $i).
% 8.52/1.88  thf(ssNder1_10r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_10r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(skc30_type, type, skc30: $i).
% 8.52/1.88  thf(ssPv20_1r1_type, type, ssPv20_1r1: $i > $o).
% 8.52/1.88  thf(ssPv15_10r1r1r1r1r1r1r1r1r1r1_type, type, ssPv15_10r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(skc24_type, type, skc24: $i).
% 8.52/1.88  thf(ssPv20_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv20_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv15_6r1r1r1r1r1r1_type, type, ssPv15_6r1r1r1r1r1r1: $i > $i > $i > 
% 8.52/1.88                                                             $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv15_12r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv15_12r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv14_12r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv14_12r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssNder1_0_type, type, ssNder1_0: $o).
% 8.52/1.88  thf(ssNder1_9r1r1r1r1r1r1r1r1r1_type, type, ssNder1_9r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv12_9r1r1r1r1r1r1r1r1r1_type, type, ssPv12_9r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv11_10r1r1r1r1r1r1r1r1r1r1_type, type, ssPv11_10r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv13_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv13_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssNder1_7r1r1r1r1r1r1r1_type, type, ssNder1_7r1r1r1r1r1r1r1: $i > $i > 
% 8.52/1.88                                                                   $i > $i > 
% 8.52/1.88                                                                   $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv16_10r1r1r1r1r1r1r1r1r1r1_type, type, ssPv16_10r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(ssNder1_2r1r1_type, type, ssNder1_2r1r1: $i > $i > $o).
% 8.52/1.88  thf(ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 8.52/1.88      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 8.52/1.88  thf(clause21, conjecture,
% 8.52/1.88    (~( ( ssPv16_5r1r1r1r1r1 @ U @ V @ W @ X @ skc30 ) | ( ~( ssNder1_0 ) ) | 
% 8.52/1.88        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) ))).
% 8.52/1.88  thf(zf_stmt_0, negated_conjecture,
% 8.52/1.88    (( ssPv16_5r1r1r1r1r1 @ U @ V @ W @ X @ skc30 ) | ( ~( ssNder1_0 ) ) | 
% 8.52/1.88     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause21])).
% 8.52/1.88  thf(zip_derived_cl595, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88         ( (ssPv16_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc30)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_0])).
% 8.52/1.88  thf(clause1, conjecture, (~( ssNder1_0 ))).
% 8.52/1.88  thf(zf_stmt_1, negated_conjecture, (ssNder1_0),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause1])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(clause2, conjecture, (~( ( ssNder1_1r1 @ U ) | ( ~( ssNder1_0 ) ) ))).
% 8.52/1.88  thf(zf_stmt_2, negated_conjecture,
% 8.52/1.88    (( ssNder1_1r1 @ U ) | ( ~( ssNder1_0 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause2])).
% 8.52/1.88  thf(zip_derived_cl614, plain,
% 8.52/1.88      (![X0 : $i]: ( (ssNder1_1r1 @ X0) | ~ (ssNder1_0))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_2])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(clause3, conjecture,
% 8.52/1.88    (~( ( ssNder1_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | 
% 8.52/1.88        ( ~( ssNder1_1r1 @ U ) ) ))).
% 8.52/1.88  thf(zf_stmt_3, negated_conjecture,
% 8.52/1.88    (( ssNder1_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause3])).
% 8.52/1.88  thf(zip_derived_cl613, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:
% 8.52/1.88         ( (ssNder1_2r1r1 @ X0 @ X1) | ~ (ssNder1_0) | ~ (ssNder1_1r1 @ X0))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_3])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(clause8, conjecture,
% 8.52/1.88    (~( ( ssNder1_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 8.52/1.88        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) ))).
% 8.52/1.88  thf(zf_stmt_4, negated_conjecture,
% 8.52/1.88    (( ssNder1_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 8.52/1.88     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause8])).
% 8.52/1.88  thf(zip_derived_cl608, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:
% 8.52/1.88         ( (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_4])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl658, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssPv16_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc30)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl595, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(clause270, conjecture,
% 8.52/1.88    (~( ( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssPv16_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 8.52/1.88  thf(zf_stmt_5, negated_conjecture,
% 8.52/1.88    (( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.88     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssPv16_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause270])).
% 8.52/1.88  thf(zip_derived_cl346, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.88         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssPv16_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88               X7)
% 8.52/1.88          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8)
% 8.52/1.88          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8 @ X9)
% 8.52/1.88          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.88          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_5])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(clause19, conjecture,
% 8.52/1.88    (~( ( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 8.52/1.88        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) ))).
% 8.52/1.88  thf(zf_stmt_6, negated_conjecture,
% 8.52/1.88    (( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 8.52/1.88     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause19])).
% 8.52/1.88  thf(zip_derived_cl597, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88         ( (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_6])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(clause35, conjecture,
% 8.52/1.88    (~( ( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | ( ~( ssNder1_0 ) ) | 
% 8.52/1.88        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) ))).
% 8.52/1.88  thf(zf_stmt_7, negated_conjecture,
% 8.52/1.88    (( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | ( ~( ssNder1_0 ) ) | 
% 8.52/1.88     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause35])).
% 8.52/1.88  thf(zip_derived_cl581, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88         ( (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_7])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(clause56, conjecture,
% 8.52/1.88    (~( ( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) ))).
% 8.52/1.88  thf(zf_stmt_8, negated_conjecture,
% 8.52/1.88    (( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | ( ~( ssNder1_0 ) ) | 
% 8.52/1.88     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause56])).
% 8.52/1.88  thf(zip_derived_cl560, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88         ( (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_8])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(clause73, conjecture,
% 8.52/1.88    (~( ( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) ))).
% 8.52/1.88  thf(zf_stmt_9, negated_conjecture,
% 8.52/1.88    (( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 8.52/1.88     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause73])).
% 8.52/1.88  thf(zip_derived_cl543, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88         ( (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_9])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl736, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(clause106, conjecture,
% 8.52/1.88    (~( ( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) ))).
% 8.52/1.88  thf(zf_stmt_10, negated_conjecture,
% 8.52/1.88    (( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 8.52/1.88     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause106])).
% 8.52/1.88  thf(zip_derived_cl510, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.88         ( (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_10])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl736, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(zip_derived_cl794, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.88          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.88  thf(clause134, conjecture,
% 8.52/1.88    (~( ( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) ))).
% 8.52/1.88  thf(zf_stmt_11, negated_conjecture,
% 8.52/1.88    (( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 8.52/1.88     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause134])).
% 8.52/1.88  thf(zip_derived_cl482, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i]:
% 8.52/1.88         ( (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88            X7 @ X8)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88               X7))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_11])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl736, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(zip_derived_cl794, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.88          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.88  thf(zip_derived_cl835, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i]:
% 8.52/1.88          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794])).
% 8.52/1.88  thf(clause161, conjecture,
% 8.52/1.88    (~( ( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) ))).
% 8.52/1.88  thf(zf_stmt_12, negated_conjecture,
% 8.52/1.88    (( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 8.52/1.88     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause161])).
% 8.52/1.88  thf(zip_derived_cl455, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.88         ( (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88            X6 @ X7 @ X8 @ X9)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88               X7)
% 8.52/1.88          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_12])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl736, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(zip_derived_cl794, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.88          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.88  thf(zip_derived_cl835, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i]:
% 8.52/1.88          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794])).
% 8.52/1.88  thf(zip_derived_cl889, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.88          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8 @ X9)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.88  thf(clause191, conjecture,
% 8.52/1.88    (~( ( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) ))).
% 8.52/1.88  thf(zf_stmt_13, negated_conjecture,
% 8.52/1.88    (( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 8.52/1.88     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause191])).
% 8.52/1.88  thf(zip_derived_cl425, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.88         ( (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88            X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88               X7)
% 8.52/1.88          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8)
% 8.52/1.88          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8 @ X9))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_13])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl736, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(zip_derived_cl794, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.88          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.88  thf(zip_derived_cl835, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i]:
% 8.52/1.88          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794])).
% 8.52/1.88  thf(zip_derived_cl889, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.88          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8 @ X9)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.88  thf(zip_derived_cl951, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.88          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.88  thf(clause225, conjecture,
% 8.52/1.88    (~( ( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 8.52/1.88  thf(zf_stmt_14, negated_conjecture,
% 8.52/1.88    (( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 8.52/1.88     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause225])).
% 8.52/1.88  thf(zip_derived_cl391, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         ( (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88               X7)
% 8.52/1.88          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8)
% 8.52/1.88          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8 @ X9)
% 8.52/1.88          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_14])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl736, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(zip_derived_cl794, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.88          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.88  thf(zip_derived_cl835, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i]:
% 8.52/1.88          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794])).
% 8.52/1.88  thf(zip_derived_cl889, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.88          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8 @ X9)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.88  thf(zip_derived_cl951, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.88          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.88  thf(zip_derived_cl997, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951])).
% 8.52/1.88  thf(zip_derived_cl1083, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.88         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.88          | ~ (ssPv16_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl346, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951, zip_derived_cl997])).
% 8.52/1.88  thf(clause356, conjecture,
% 8.52/1.88    (~( ( ssPv12_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.88        ( ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.88        ( ~( ssPv18_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 8.52/1.88        ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 8.52/1.88  thf(zf_stmt_15, negated_conjecture,
% 8.52/1.88    (( ssPv12_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.88     ( ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.88     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.88     ( ~( ssPv18_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 8.52/1.88     ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause356])).
% 8.52/1.88  thf(zip_derived_cl260, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.88         ( (ssPv12_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.88          |  (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88              X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88               X7)
% 8.52/1.88          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8)
% 8.52/1.88          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8 @ X9)
% 8.52/1.88          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.88          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssPv18_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.88          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_15])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl736, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(zip_derived_cl794, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.88          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.88  thf(zip_derived_cl835, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i]:
% 8.52/1.88          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794])).
% 8.52/1.88  thf(zip_derived_cl889, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.88          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8 @ X9)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.88  thf(zip_derived_cl951, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.88          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.88  thf(zip_derived_cl997, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951])).
% 8.52/1.88  thf(clause267, conjecture,
% 8.52/1.88    (~( ( ssPv18_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssPv18_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 8.52/1.88  thf(zf_stmt_16, negated_conjecture,
% 8.52/1.88    (( ssPv18_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.88     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssPv18_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause267])).
% 8.52/1.88  thf(zip_derived_cl349, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.88         ( (ssPv18_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssPv18_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88               X7)
% 8.52/1.88          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8)
% 8.52/1.88          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8 @ X9)
% 8.52/1.88          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.88          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_16])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl736, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(zip_derived_cl794, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.88          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.88  thf(zip_derived_cl835, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i]:
% 8.52/1.88          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794])).
% 8.52/1.88  thf(zip_derived_cl889, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.88          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8 @ X9)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.88  thf(zip_derived_cl951, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.88          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.88  thf(zip_derived_cl997, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951])).
% 8.52/1.88  thf(zip_derived_cl1077, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.88         ( (ssPv18_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.88          | ~ (ssPv18_3r1r1r1 @ X0 @ X1 @ X2))),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl349, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951, zip_derived_cl997])).
% 8.52/1.88  thf(clause74, conjecture,
% 8.52/1.88    (~( ( ssPv13_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ skc24 ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) ))).
% 8.52/1.88  thf(zf_stmt_17, negated_conjecture,
% 8.52/1.88    (( ssPv13_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ skc24 ) | 
% 8.52/1.88     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause74])).
% 8.52/1.88  thf(zip_derived_cl542, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88         ( (ssPv13_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc24)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_17])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl749, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssPv13_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc24)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl542, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(clause281, conjecture,
% 8.52/1.88    (~( ( ssPv13_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88        ( ~( ssPv13_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 8.52/1.88  thf(zf_stmt_18, negated_conjecture,
% 8.52/1.88    (( ssPv13_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.88     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88     ( ~( ssPv13_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause281])).
% 8.52/1.88  thf(zip_derived_cl335, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.88         ( (ssPv13_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88               X7)
% 8.52/1.88          | ~ (ssPv13_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 8.52/1.88          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8)
% 8.52/1.88          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8 @ X9)
% 8.52/1.88          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.88          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_18])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl736, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(zip_derived_cl794, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.88          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.88  thf(zip_derived_cl835, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i]:
% 8.52/1.88          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794])).
% 8.52/1.88  thf(zip_derived_cl889, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.88          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8 @ X9)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.88  thf(zip_derived_cl951, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.88          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.88  thf(zip_derived_cl997, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951])).
% 8.52/1.88  thf(zip_derived_cl1101, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.88         ( (ssPv13_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.88          | ~ (ssPv13_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7))),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl335, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951, zip_derived_cl997])).
% 8.52/1.88  thf(clause348, conjecture,
% 8.52/1.88    (~( ( ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.88        ( ssPv18_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.88        ( ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.88        ( ~( ssPv13_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 8.52/1.88  thf(zf_stmt_19, negated_conjecture,
% 8.52/1.88    (( ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.88     ( ssPv18_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.88     ( ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.88     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.88     ( ~( ssPv13_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause348])).
% 8.52/1.88  thf(zip_derived_cl268, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.88         ( (ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.88          |  (ssPv18_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88              X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.88          |  (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88              X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88               X7)
% 8.52/1.88          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8)
% 8.52/1.88          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8 @ X9)
% 8.52/1.88          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.88          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssPv13_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_19])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl736, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(zip_derived_cl794, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.88          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.88  thf(zip_derived_cl835, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i]:
% 8.52/1.88          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794])).
% 8.52/1.88  thf(zip_derived_cl889, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.88          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8 @ X9)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.88  thf(zip_derived_cl951, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.88          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.88  thf(zip_derived_cl997, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951])).
% 8.52/1.88  thf(zip_derived_cl1192, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.88         ( (ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.88          |  (ssPv18_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88              X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.88          |  (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88              X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.88          | ~ (ssPv13_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl268, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951, zip_derived_cl997])).
% 8.52/1.88  thf(zip_derived_cl1193, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.88         (~ (ssPv13_8r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ 
% 8.52/1.88             X5)
% 8.52/1.88          |  (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 8.52/1.88              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          |  (ssPv18_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ 
% 8.52/1.88              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          |  (ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ 
% 8.52/1.88              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 8.52/1.88      inference('sup-', [status(thm)], [zip_derived_cl1101, zip_derived_cl1192])).
% 8.52/1.88  thf(clause266, conjecture,
% 8.52/1.88    (~( ( ssPv18_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 8.52/1.88        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.88        ( ~( ssPv18_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 8.52/1.88  thf(zf_stmt_20, negated_conjecture,
% 8.52/1.88    (( ssPv18_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 8.52/1.88     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.88     ( ~( ssPv18_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause266])).
% 8.52/1.88  thf(zip_derived_cl350, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.88         ( (ssPv18_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88               X7)
% 8.52/1.88          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8)
% 8.52/1.88          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8 @ X9)
% 8.52/1.88          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.88          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssPv18_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_20])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl736, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(zip_derived_cl794, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.88          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.88  thf(zip_derived_cl835, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i]:
% 8.52/1.88          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794])).
% 8.52/1.88  thf(zip_derived_cl889, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.88          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8 @ X9)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.88  thf(zip_derived_cl951, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.88          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.88  thf(zip_derived_cl997, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951])).
% 8.52/1.88  thf(zip_derived_cl1050, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.88         ( (ssPv18_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssPv18_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl350, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951, zip_derived_cl997])).
% 8.52/1.88  thf(zip_derived_cl1194, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.88         ( (ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 8.52/1.88            X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          |  (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 8.52/1.88              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          | ~ (ssPv13_8r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88               X6 @ X5)
% 8.52/1.88          |  (ssPv18_3r1r1r1 @ X12 @ X11 @ X10))),
% 8.52/1.88      inference('sup-', [status(thm)], [zip_derived_cl1193, zip_derived_cl1050])).
% 8.52/1.88  thf(clause264, conjecture,
% 8.52/1.88    (~( ( ssPv19_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | 
% 8.52/1.88        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.88        ( ~( ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 8.52/1.88  thf(zf_stmt_21, negated_conjecture,
% 8.52/1.88    (( ssPv19_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | 
% 8.52/1.88     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.88     ( ~( ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause264])).
% 8.52/1.88  thf(zip_derived_cl352, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.88         ( (ssPv19_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88               X7)
% 8.52/1.88          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8)
% 8.52/1.88          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8 @ X9)
% 8.52/1.88          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.88          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_21])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl736, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(zip_derived_cl794, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.88          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.88  thf(zip_derived_cl835, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i]:
% 8.52/1.88          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794])).
% 8.52/1.88  thf(zip_derived_cl889, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.88          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8 @ X9)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.88  thf(zip_derived_cl951, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.88          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.88  thf(zip_derived_cl997, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951])).
% 8.52/1.88  thf(zip_derived_cl1044, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.88         ( (ssPv19_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssPv19_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl352, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951, zip_derived_cl997])).
% 8.52/1.88  thf(zip_derived_cl1195, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.88         ( (ssPv18_3r1r1r1 @ X12 @ X11 @ X10)
% 8.52/1.88          | ~ (ssPv13_8r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88               X6 @ X5)
% 8.52/1.88          |  (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 8.52/1.88              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          |  (ssPv19_2r1r1 @ X12 @ X11))),
% 8.52/1.88      inference('sup-', [status(thm)], [zip_derived_cl1194, zip_derived_cl1044])).
% 8.52/1.88  thf(zip_derived_cl658, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssPv16_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc30)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl595, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(clause43, conjecture,
% 8.52/1.88    (~( ( ssPv15_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ skc28 ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) ))).
% 8.52/1.88  thf(zf_stmt_22, negated_conjecture,
% 8.52/1.88    (( ssPv15_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ skc28 ) | 
% 8.52/1.88     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause43])).
% 8.52/1.88  thf(zip_derived_cl573, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88         ( (ssPv15_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc28)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_22])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl682, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssPv15_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc28)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl573, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(clause240, conjecture,
% 8.52/1.88    (~( ( ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssPv16_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 8.52/1.88  thf(zf_stmt_23, negated_conjecture,
% 8.52/1.88    (( ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 8.52/1.88     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssPv16_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause240])).
% 8.52/1.88  thf(zip_derived_cl376, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         ( (ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssPv16_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88               X7)
% 8.52/1.88          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8)
% 8.52/1.88          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8 @ X9)
% 8.52/1.88          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_23])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl736, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(zip_derived_cl794, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.88          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.88  thf(zip_derived_cl835, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i]:
% 8.52/1.88          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794])).
% 8.52/1.88  thf(zip_derived_cl889, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.88          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8 @ X9)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.88  thf(zip_derived_cl951, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.88          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.88  thf(zip_derived_cl1030, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         ( (ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssPv16_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl376, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951])).
% 8.52/1.88  thf(clause244, conjecture,
% 8.52/1.88    (~( ( ssPv15_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssPv15_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 8.52/1.88  thf(zf_stmt_24, negated_conjecture,
% 8.52/1.88    (( ssPv15_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 8.52/1.88     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssPv15_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause244])).
% 8.52/1.88  thf(zip_derived_cl372, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         ( (ssPv15_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssPv15_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88               X7)
% 8.52/1.88          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8)
% 8.52/1.88          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8 @ X9)
% 8.52/1.88          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_24])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl736, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(zip_derived_cl794, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.88          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.88  thf(zip_derived_cl835, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i]:
% 8.52/1.88          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794])).
% 8.52/1.88  thf(zip_derived_cl889, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.88          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8 @ X9)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.88  thf(zip_derived_cl951, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.88          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.88  thf(zip_derived_cl1042, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         ( (ssPv15_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssPv15_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5))),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl372, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951])).
% 8.52/1.88  thf(clause310, conjecture,
% 8.52/1.88    (~( ( ssPv18_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 8.52/1.88        ( ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88        ( ~( ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.88        ( ~( ssPv15_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 8.52/1.88  thf(zf_stmt_25, negated_conjecture,
% 8.52/1.88    (( ssPv18_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 8.52/1.88     ( ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 8.52/1.88     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88     ( ~( ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.88     ( ~( ssPv15_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause310])).
% 8.52/1.88  thf(zip_derived_cl306, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         ( (ssPv18_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          |  (ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88              X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88               X7)
% 8.52/1.88          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8)
% 8.52/1.88          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8 @ X9)
% 8.52/1.88          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.88          | ~ (ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssPv15_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_25])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl736, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(zip_derived_cl794, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.88          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.88  thf(zip_derived_cl835, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i]:
% 8.52/1.88          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794])).
% 8.52/1.88  thf(zip_derived_cl889, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.88          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8 @ X9)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.88  thf(zip_derived_cl951, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.88          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.88  thf(zip_derived_cl1156, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         ( (ssPv18_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          |  (ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88              X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssPv15_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl306, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951])).
% 8.52/1.88  thf(clause230, conjecture,
% 8.52/1.88    (~( ( ssPv19_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssPv19_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 8.52/1.88  thf(zf_stmt_26, negated_conjecture,
% 8.52/1.88    (( ssPv19_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 8.52/1.88     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssPv19_2r1r1 @ U @ V ) ) | 
% 8.52/1.88     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause230])).
% 8.52/1.88  thf(zip_derived_cl386, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         ( (ssPv19_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssPv19_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88               X7)
% 8.52/1.88          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8)
% 8.52/1.88          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8 @ X9)
% 8.52/1.88          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_26])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl736, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(zip_derived_cl794, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.88          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.88  thf(zip_derived_cl835, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i]:
% 8.52/1.88          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794])).
% 8.52/1.88  thf(zip_derived_cl889, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.88          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8 @ X9)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.88  thf(zip_derived_cl951, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.88          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.88  thf(zip_derived_cl1011, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         ( (ssPv19_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssPv19_2r1r1 @ X0 @ X1))),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl386, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951])).
% 8.52/1.88  thf(clause316, conjecture,
% 8.52/1.88    (~( ( ssPv14_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88        ( ~( ssPv19_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.88        ( ~( ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.88        ( ~( ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 8.52/1.88  thf(zf_stmt_27, negated_conjecture,
% 8.52/1.88    (( ssPv14_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 8.52/1.88     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88     ( ~( ssPv19_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.88     ( ~( ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.88     ( ~( ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause316])).
% 8.52/1.88  thf(zip_derived_cl300, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         ( (ssPv14_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88               X7)
% 8.52/1.88          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8)
% 8.52/1.88          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8 @ X9)
% 8.52/1.88          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.88          | ~ (ssPv19_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_27])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl736, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(zip_derived_cl794, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.88          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.88  thf(zip_derived_cl835, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i]:
% 8.52/1.88          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794])).
% 8.52/1.88  thf(zip_derived_cl889, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.88          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8 @ X9)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.88  thf(zip_derived_cl951, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.88          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.88  thf(zip_derived_cl1149, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         ( (ssPv14_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssPv19_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.88          | ~ (ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl300, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951])).
% 8.52/1.88  thf(zip_derived_cl1150, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         (~ (ssPv19_2r1r1 @ X11 @ X10)
% 8.52/1.88          | ~ (ssPv9_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88               X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          | ~ (ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88               X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          |  (ssPv14_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 8.52/1.88      inference('sup-', [status(thm)], [zip_derived_cl1011, zip_derived_cl1149])).
% 8.52/1.88  thf(zip_derived_cl1158, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         (~ (ssPv15_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88             X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          | ~ (ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88               X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          |  (ssPv18_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          |  (ssPv14_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          | ~ (ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88               X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          | ~ (ssPv19_2r1r1 @ X11 @ X10))),
% 8.52/1.88      inference('sup-', [status(thm)], [zip_derived_cl1156, zip_derived_cl1150])).
% 8.52/1.88  thf(zip_derived_cl1159, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         (~ (ssPv19_2r1r1 @ X11 @ X10)
% 8.52/1.88          |  (ssPv14_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          |  (ssPv18_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          | ~ (ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88               X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          | ~ (ssPv15_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88               X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 8.52/1.88      inference('simplify', [status(thm)], [zip_derived_cl1158])).
% 8.52/1.88  thf(clause245, conjecture,
% 8.52/1.88    (~( ( ssPv14_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 8.52/1.88        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88        ( ~( ssPv14_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 8.52/1.88  thf(zf_stmt_28, negated_conjecture,
% 8.52/1.88    (( ssPv14_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 8.52/1.88     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88     ( ~( ssPv14_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause245])).
% 8.52/1.88  thf(zip_derived_cl371, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         ( (ssPv14_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88               X7)
% 8.52/1.88          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8)
% 8.52/1.88          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8 @ X9)
% 8.52/1.88          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.88          | ~ (ssPv14_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_28])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl736, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(zip_derived_cl794, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.88          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.88  thf(zip_derived_cl835, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i]:
% 8.52/1.88          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794])).
% 8.52/1.88  thf(zip_derived_cl889, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.88          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8 @ X9)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.88  thf(zip_derived_cl951, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.88          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.88  thf(zip_derived_cl1010, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         ( (ssPv14_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssPv14_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl371, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951])).
% 8.52/1.88  thf(zip_derived_cl1161, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         (~ (ssPv15_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88             X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          | ~ (ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88               X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          |  (ssPv18_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          | ~ (ssPv19_2r1r1 @ X11 @ X10)
% 8.52/1.88          |  (ssPv14_7r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5))),
% 8.52/1.88      inference('sup-', [status(thm)], [zip_derived_cl1159, zip_derived_cl1010])).
% 8.52/1.88  thf(zip_derived_cl1162, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         (~ (ssPv15_6r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 8.52/1.88          |  (ssPv14_7r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5)
% 8.52/1.88          | ~ (ssPv19_2r1r1 @ X11 @ X10)
% 8.52/1.88          |  (ssPv18_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          | ~ (ssPv16_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88               X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 8.52/1.88      inference('sup-', [status(thm)], [zip_derived_cl1042, zip_derived_cl1161])).
% 8.52/1.88  thf(zip_derived_cl1163, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         (~ (ssPv16_5r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7)
% 8.52/1.88          |  (ssPv18_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          | ~ (ssPv19_2r1r1 @ X11 @ X10)
% 8.52/1.88          |  (ssPv14_7r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5)
% 8.52/1.88          | ~ (ssPv15_6r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6))),
% 8.52/1.88      inference('sup-', [status(thm)], [zip_derived_cl1030, zip_derived_cl1162])).
% 8.52/1.88  thf(clause233, conjecture,
% 8.52/1.88    (~( ( ssPv18_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 8.52/1.88        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88        ( ~( ssPv18_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 8.52/1.88  thf(zf_stmt_29, negated_conjecture,
% 8.52/1.88    (( ssPv18_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 8.52/1.88     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88     ( ~( ssPv18_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause233])).
% 8.52/1.88  thf(zip_derived_cl383, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         ( (ssPv18_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88               X7)
% 8.52/1.88          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8)
% 8.52/1.88          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8 @ X9)
% 8.52/1.88          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.88          | ~ (ssPv18_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_29])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl700, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl736, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.88          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.88  thf(zip_derived_cl794, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.88          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.88  thf(zip_derived_cl835, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i]:
% 8.52/1.88          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794])).
% 8.52/1.88  thf(zip_derived_cl889, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.88          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88           X7 @ X8 @ X9)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.88  thf(zip_derived_cl951, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.88          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.88  thf(zip_derived_cl990, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         ( (ssPv18_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssPv18_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl383, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.88                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.88                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.88                 zip_derived_cl951])).
% 8.52/1.88  thf(zip_derived_cl1164, plain,
% 8.52/1.88      (![X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         (~ (ssPv15_6r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 8.52/1.88          |  (ssPv14_7r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5)
% 8.52/1.88          | ~ (ssPv19_2r1r1 @ X11 @ X10)
% 8.52/1.88          | ~ (ssPv16_5r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7)
% 8.52/1.88          |  (ssPv18_3r1r1r1 @ X11 @ X10 @ X9))),
% 8.52/1.88      inference('sup-', [status(thm)], [zip_derived_cl1163, zip_derived_cl990])).
% 8.52/1.88  thf(clause60, conjecture,
% 8.52/1.88    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssPv14_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc27 ) ) ))).
% 8.52/1.88  thf(zf_stmt_30, negated_conjecture,
% 8.52/1.88    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssPv14_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc27 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause60])).
% 8.52/1.88  thf(zip_derived_cl556, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88         (~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssPv14_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc27))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_30])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl618, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88         (~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssPv14_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc27))),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl556, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl641, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88         (~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssPv14_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc27))),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl618, zip_derived_cl621, zip_derived_cl622, 
% 8.52/1.88                 zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl648, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88         (~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssPv14_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc27))),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl641, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl672, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88         ~ (ssPv14_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc27)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl648, zip_derived_cl671])).
% 8.52/1.88  thf(zip_derived_cl1167, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.88         ( (ssPv18_3r1r1r1 @ X5 @ X4 @ X3)
% 8.52/1.88          | ~ (ssPv16_5r1r1r1r1r1 @ X5 @ X4 @ X3 @ X2 @ X1)
% 8.52/1.88          | ~ (ssPv19_2r1r1 @ X5 @ X4)
% 8.52/1.88          | ~ (ssPv15_6r1r1r1r1r1r1 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 8.52/1.88      inference('sup-', [status(thm)], [zip_derived_cl1164, zip_derived_cl672])).
% 8.52/1.88  thf(zip_derived_cl1168, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88         (~ (ssPv19_2r1r1 @ X4 @ X3)
% 8.52/1.88          | ~ (ssPv16_5r1r1r1r1r1 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          |  (ssPv18_3r1r1r1 @ X4 @ X3 @ X2))),
% 8.52/1.88      inference('sup-', [status(thm)], [zip_derived_cl682, zip_derived_cl1167])).
% 8.52/1.88  thf(zip_derived_cl1169, plain,
% 8.52/1.88      (![X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88         ( (ssPv18_3r1r1r1 @ X3 @ X2 @ X1) | ~ (ssPv19_2r1r1 @ X3 @ X2))),
% 8.52/1.88      inference('sup-', [status(thm)], [zip_derived_cl658, zip_derived_cl1168])).
% 8.52/1.88  thf(zip_derived_cl1196, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.88         ( (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 8.52/1.88            X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.88          | ~ (ssPv13_8r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.88               X6 @ X5)
% 8.52/1.88          |  (ssPv18_3r1r1r1 @ X12 @ X11 @ X10))),
% 8.52/1.88      inference('clc', [status(thm)], [zip_derived_cl1195, zip_derived_cl1169])).
% 8.52/1.88  thf(clause227, conjecture,
% 8.52/1.88    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.88        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88        ( ~( ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc23 ) ) ))).
% 8.52/1.88  thf(zf_stmt_31, negated_conjecture,
% 8.52/1.88    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.88     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.88     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.88     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.88     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.88     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.88     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.88     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.88     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.88     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.88     ( ~( ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.88          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc23 ) )),
% 8.52/1.88    inference('cnf.neg', [status(esa)], [clause227])).
% 8.52/1.88  thf(zip_derived_cl389, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         (~ (ssNder1_0)
% 8.52/1.88          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.88          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.88          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.88          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.88          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.88          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.88               X7)
% 8.52/1.88          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8)
% 8.52/1.88          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.88               X6 @ X7 @ X8 @ X9)
% 8.52/1.88          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.88          | ~ (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.88               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc23))),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_31])).
% 8.52/1.88  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.88      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.88  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.88      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.88  thf(zip_derived_cl622, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.88  thf(zip_derived_cl627, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622])).
% 8.52/1.88  thf(zip_derived_cl646, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.88          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.88  thf(zip_derived_cl671, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.88          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.88      inference('demod', [status(thm)],
% 8.52/1.88                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.88                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.88  thf(zip_derived_cl697, plain,
% 8.52/1.88      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.88         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.88         (~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.88          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.88          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc23))),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl389, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl700, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl702, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89         (~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc23))),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl697, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl736, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl737, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89         (~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc23))),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl702, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl794, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl795, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89         (~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89             X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc23))),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl737, zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl835, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i]:
% 8.52/1.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl836, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89             X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc23))),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl795, zip_derived_cl835])).
% 8.52/1.89  thf(zip_derived_cl889, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8 @ X9)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.89  thf(zip_derived_cl890, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89             X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc23))),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl836, zip_derived_cl889])).
% 8.52/1.89  thf(zip_derived_cl951, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.89          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.89  thf(zip_derived_cl952, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89         ~ (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89            X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc23)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl890, zip_derived_cl951])).
% 8.52/1.89  thf(zip_derived_cl1197, plain,
% 8.52/1.89      (![X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, 
% 8.52/1.89         X11 : $i]:
% 8.52/1.89         ( (ssPv18_3r1r1r1 @ X11 @ X10 @ X9)
% 8.52/1.89          | ~ (ssPv13_8r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 8.52/1.89               X4))),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl1196, zip_derived_cl952])).
% 8.52/1.89  thf(zip_derived_cl1198, plain,
% 8.52/1.89      (![X4 : $i, X5 : $i, X6 : $i]:  (ssPv18_3r1r1r1 @ X6 @ X5 @ X4)),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl749, zip_derived_cl1197])).
% 8.52/1.89  thf(zip_derived_cl1220, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89          (ssPv18_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl1077, zip_derived_cl1198])).
% 8.52/1.89  thf(zip_derived_cl1299, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89         ( (ssPv12_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.89          |  (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89              X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.89          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl260, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997, zip_derived_cl1220])).
% 8.52/1.89  thf(clause284, conjecture,
% 8.52/1.89    (~( ( ssPv12_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 8.52/1.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89        ( ~( ssPv12_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 8.52/1.89  thf(zf_stmt_32, negated_conjecture,
% 8.52/1.89    (( ssPv12_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 8.52/1.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89     ( ~( ssPv12_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 8.52/1.89    inference('cnf.neg', [status(esa)], [clause284])).
% 8.52/1.89  thf(zip_derived_cl332, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89         ( (ssPv12_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89            X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_0)
% 8.52/1.89          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.89          | ~ (ssPv12_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_32])).
% 8.52/1.89  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.89  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl622, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.89  thf(zip_derived_cl627, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622])).
% 8.52/1.89  thf(zip_derived_cl646, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl671, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.89  thf(zip_derived_cl700, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl736, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl794, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl835, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i]:
% 8.52/1.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl889, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8 @ X9)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.89  thf(zip_derived_cl951, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.89          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.89  thf(zip_derived_cl997, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951])).
% 8.52/1.89  thf(zip_derived_cl1082, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89         ( (ssPv12_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89            X7 @ X8)
% 8.52/1.89          | ~ (ssPv12_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl332, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997])).
% 8.52/1.89  thf(zip_derived_cl1300, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89         (~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 8.52/1.89             X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.89          |  (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 8.52/1.89              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.89          |  (ssPv12_9r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.89              X6 @ X5 @ X4))),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl1299, zip_derived_cl1082])).
% 8.52/1.89  thf(zip_derived_cl1305, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89         (~ (ssPv16_5r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8)
% 8.52/1.89          |  (ssPv12_9r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.89              X6 @ X5 @ X4)
% 8.52/1.89          |  (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 8.52/1.89              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl1083, zip_derived_cl1300])).
% 8.52/1.89  thf(zip_derived_cl952, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89         ~ (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89            X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc23)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl890, zip_derived_cl951])).
% 8.52/1.89  thf(zip_derived_cl1307, plain,
% 8.52/1.89      (![X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, 
% 8.52/1.89         X10 : $i, X11 : $i]:
% 8.52/1.89         ( (ssPv12_9r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 8.52/1.89            X4 @ X3)
% 8.52/1.89          | ~ (ssPv16_5r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7))),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl1305, zip_derived_cl952])).
% 8.52/1.89  thf(clause319, conjecture,
% 8.52/1.89    (~( ( ssPv12_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 8.52/1.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89        ( ~( ssPv12_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 8.52/1.89  thf(zf_stmt_33, negated_conjecture,
% 8.52/1.89    (( ssPv12_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 8.52/1.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89     ( ~( ssPv12_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 8.52/1.89    inference('cnf.neg', [status(esa)], [clause319])).
% 8.52/1.89  thf(zip_derived_cl297, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         ( (ssPv12_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 8.52/1.89          | ~ (ssNder1_0)
% 8.52/1.89          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssPv12_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.89          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_33])).
% 8.52/1.89  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.89  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl622, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.89  thf(zip_derived_cl627, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622])).
% 8.52/1.89  thf(zip_derived_cl646, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl671, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.89  thf(zip_derived_cl700, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl736, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl794, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl835, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i]:
% 8.52/1.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl889, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8 @ X9)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.89  thf(zip_derived_cl951, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.89          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.89  thf(zip_derived_cl997, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951])).
% 8.52/1.89  thf(clause259, conjecture,
% 8.52/1.89    (~( ( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 8.52/1.89  thf(zf_stmt_34, negated_conjecture,
% 8.52/1.89    (( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 8.52/1.89    inference('cnf.neg', [status(esa)], [clause259])).
% 8.52/1.89  thf(zip_derived_cl357, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89         ( (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.89          | ~ (ssNder1_0)
% 8.52/1.89          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_34])).
% 8.52/1.89  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.89  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl622, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.89  thf(zip_derived_cl627, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622])).
% 8.52/1.89  thf(zip_derived_cl646, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl671, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.89  thf(zip_derived_cl700, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl736, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl794, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl835, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i]:
% 8.52/1.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl889, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8 @ X9)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.89  thf(zip_derived_cl951, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.89          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.89  thf(zip_derived_cl997, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951])).
% 8.52/1.89  thf(zip_derived_cl1059, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl357, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997])).
% 8.52/1.89  thf(zip_derived_cl1179, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         ( (ssPv12_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 8.52/1.89          | ~ (ssPv12_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7 @ X8))),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl297, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997, zip_derived_cl1059])).
% 8.52/1.89  thf(clause260, conjecture,
% 8.52/1.89    (~( ( ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ skc20 ) | 
% 8.52/1.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 8.52/1.89  thf(zf_stmt_35, negated_conjecture,
% 8.52/1.89    (( ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ skc20 ) | 
% 8.52/1.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 8.52/1.89    inference('cnf.neg', [status(esa)], [clause260])).
% 8.52/1.89  thf(zip_derived_cl356, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89         ( (ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc20)
% 8.52/1.89          | ~ (ssNder1_0)
% 8.52/1.89          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_35])).
% 8.52/1.89  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.89  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl622, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.89  thf(zip_derived_cl627, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622])).
% 8.52/1.89  thf(zip_derived_cl646, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl671, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.89  thf(zip_derived_cl700, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl736, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl794, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl835, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i]:
% 8.52/1.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl889, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8 @ X9)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.89  thf(zip_derived_cl951, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.89          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.89  thf(zip_derived_cl997, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951])).
% 8.52/1.89  thf(zip_derived_cl1075, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89          (ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc20)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl356, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997])).
% 8.52/1.89  thf(clause411, conjecture,
% 8.52/1.89    (~( ( ssPv8_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 8.52/1.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 8.52/1.89        ( ~( ssPv20_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 8.52/1.89        ( ~( ssPv12_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 8.52/1.89        ( ~( ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 8.52/1.89  thf(zf_stmt_36, negated_conjecture,
% 8.52/1.89    (( ssPv8_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 8.52/1.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 8.52/1.89     ( ~( ssPv20_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 8.52/1.89     ( ~( ssPv12_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 8.52/1.89     ( ~( ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 8.52/1.89    inference('cnf.neg', [status(esa)], [clause411])).
% 8.52/1.89  thf(zip_derived_cl205, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         ( (ssPv8_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 8.52/1.89          | ~ (ssNder1_0)
% 8.52/1.89          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.89          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.89          | ~ (ssPv20_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 8.52/1.89          | ~ (ssPv12_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 8.52/1.89          | ~ (ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_36])).
% 8.52/1.89  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.89  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl622, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.89  thf(zip_derived_cl627, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622])).
% 8.52/1.89  thf(zip_derived_cl646, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl671, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.89  thf(zip_derived_cl700, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl736, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl794, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl835, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i]:
% 8.52/1.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl889, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8 @ X9)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.89  thf(zip_derived_cl951, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.89          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.89  thf(zip_derived_cl997, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951])).
% 8.52/1.89  thf(zip_derived_cl1059, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl357, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997])).
% 8.52/1.89  thf(clause294, conjecture,
% 8.52/1.89    (~( ( ssPv20_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 8.52/1.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89        ( ~( ssPv20_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 8.52/1.89  thf(zf_stmt_37, negated_conjecture,
% 8.52/1.89    (( ssPv20_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 8.52/1.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssPv20_1r1 @ U ) ) | 
% 8.52/1.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 8.52/1.89    inference('cnf.neg', [status(esa)], [clause294])).
% 8.52/1.89  thf(zip_derived_cl322, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         ( (ssPv20_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 8.52/1.89          | ~ (ssNder1_0)
% 8.52/1.89          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssPv20_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.89          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_37])).
% 8.52/1.89  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.89  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl622, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.89  thf(zip_derived_cl627, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622])).
% 8.52/1.89  thf(zip_derived_cl646, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl671, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.89  thf(zip_derived_cl700, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl736, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl794, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl835, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i]:
% 8.52/1.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl889, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8 @ X9)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.89  thf(zip_derived_cl951, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.89          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.89  thf(zip_derived_cl997, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951])).
% 8.52/1.89  thf(zip_derived_cl1059, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl357, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997])).
% 8.52/1.89  thf(zip_derived_cl1122, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         ( (ssPv20_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 8.52/1.89          | ~ (ssPv20_1r1 @ X0))),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl322, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997, zip_derived_cl1059])).
% 8.52/1.89  thf(zip_derived_cl658, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssPv16_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc30)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl595, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(clause181, conjecture,
% 8.52/1.89    (~( ( ssPv16_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 8.52/1.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89        ( ~( ssPv16_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) ))).
% 8.52/1.89  thf(zf_stmt_38, negated_conjecture,
% 8.52/1.89    (( ssPv16_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 8.52/1.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89     ( ~( ssPv16_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) )),
% 8.52/1.89    inference('cnf.neg', [status(esa)], [clause181])).
% 8.52/1.89  thf(zip_derived_cl435, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89         ( (ssPv16_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89            X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_0)
% 8.52/1.89          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.89          | ~ (ssPv16_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8))),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_38])).
% 8.52/1.89  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.89  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl622, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.89  thf(zip_derived_cl627, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622])).
% 8.52/1.89  thf(zip_derived_cl646, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl671, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.89  thf(zip_derived_cl700, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl736, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl794, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl835, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i]:
% 8.52/1.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl922, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89         ( (ssPv16_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89            X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssPv16_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl435, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.89  thf(clause442, conjecture,
% 8.52/1.89    (~( ( ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 8.52/1.89        ( ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 8.52/1.89        ( ssPv11_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 8.52/1.89        ( ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 8.52/1.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 8.52/1.89        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 8.52/1.89  thf(zf_stmt_39, negated_conjecture,
% 8.52/1.89    (( ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 8.52/1.89     ( ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 8.52/1.89     ( ssPv11_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 8.52/1.89     ( ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 8.52/1.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 8.52/1.89     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 8.52/1.89    inference('cnf.neg', [status(esa)], [clause442])).
% 8.52/1.89  thf(zip_derived_cl174, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 8.52/1.89         X14 : $i]:
% 8.52/1.89         ( (ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 8.52/1.89          |  (ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 8.52/1.89          |  (ssPv11_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 8.52/1.89          |  (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 8.52/1.89          | ~ (ssNder1_0)
% 8.52/1.89          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.89          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.89          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_39])).
% 8.52/1.89  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.89  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl622, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.89  thf(zip_derived_cl627, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622])).
% 8.52/1.89  thf(zip_derived_cl646, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl671, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.89  thf(zip_derived_cl700, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl736, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl794, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl835, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i]:
% 8.52/1.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl889, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8 @ X9)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.89  thf(zip_derived_cl951, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.89          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.89  thf(zip_derived_cl997, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951])).
% 8.52/1.89  thf(zip_derived_cl1059, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl357, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997])).
% 8.52/1.89  thf(clause291, conjecture,
% 8.52/1.89    (~( ( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 8.52/1.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 8.52/1.89  thf(zf_stmt_40, negated_conjecture,
% 8.52/1.89    (( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 8.52/1.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 8.52/1.89    inference('cnf.neg', [status(esa)], [clause291])).
% 8.52/1.89  thf(zip_derived_cl325, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         ( (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 8.52/1.89          | ~ (ssNder1_0)
% 8.52/1.89          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.89          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_40])).
% 8.52/1.89  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.89  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl622, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.89  thf(zip_derived_cl627, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622])).
% 8.52/1.89  thf(zip_derived_cl646, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl671, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.89  thf(zip_derived_cl700, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl736, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl794, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl835, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i]:
% 8.52/1.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl889, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8 @ X9)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.89  thf(zip_derived_cl951, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.89          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.89  thf(zip_derived_cl997, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951])).
% 8.52/1.89  thf(zip_derived_cl1059, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl357, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997])).
% 8.52/1.89  thf(zip_derived_cl1116, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl325, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997, zip_derived_cl1059])).
% 8.52/1.89  thf(zip_derived_cl1415, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 8.52/1.89         X14 : $i]:
% 8.52/1.89         ( (ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 8.52/1.89          |  (ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 8.52/1.89          |  (ssPv11_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 8.52/1.89          |  (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl174, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997, zip_derived_cl1059, 
% 8.52/1.89                 zip_derived_cl1116])).
% 8.52/1.89  thf(clause366, conjecture,
% 8.52/1.89    (~( ( ssPv11_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 8.52/1.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 8.52/1.89        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 8.52/1.89        ( ~( ssPv11_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 8.52/1.89  thf(zf_stmt_41, negated_conjecture,
% 8.52/1.89    (( ssPv11_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 8.52/1.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 8.52/1.89     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 8.52/1.89     ( ~( ssPv11_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 8.52/1.89    inference('cnf.neg', [status(esa)], [clause366])).
% 8.52/1.89  thf(zip_derived_cl250, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 8.52/1.89         X14 : $i]:
% 8.52/1.89         ( (ssPv11_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89            X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_0)
% 8.52/1.89          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.89          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.89          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 8.52/1.89          | ~ (ssPv11_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_41])).
% 8.52/1.89  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.89  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl622, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.89  thf(zip_derived_cl627, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622])).
% 8.52/1.89  thf(zip_derived_cl646, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl671, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.89  thf(zip_derived_cl700, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl736, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl794, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl835, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i]:
% 8.52/1.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl889, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8 @ X9)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.89  thf(zip_derived_cl951, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.89          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.89  thf(zip_derived_cl997, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951])).
% 8.52/1.89  thf(zip_derived_cl1059, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl357, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997])).
% 8.52/1.89  thf(zip_derived_cl1116, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl325, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997, zip_derived_cl1059])).
% 8.52/1.89  thf(zip_derived_cl1265, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 8.52/1.89         X14 : $i]:
% 8.52/1.89         ( (ssPv11_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89            X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssPv11_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl250, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997, zip_derived_cl1059, 
% 8.52/1.89                 zip_derived_cl1116])).
% 8.52/1.89  thf(zip_derived_cl1416, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 8.52/1.89         X14 : $i]:
% 8.52/1.89         ( (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ 
% 8.52/1.89            X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.89          |  (ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 8.52/1.89              X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.89          |  (ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 8.52/1.89              X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.89          |  (ssPv11_10r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 8.52/1.89              X9 @ X8 @ X7 @ X6 @ X5))),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl1415, zip_derived_cl1265])).
% 8.52/1.89  thf(clause343, conjecture,
% 8.52/1.89    (~( ( ssPv15_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | 
% 8.52/1.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 8.52/1.89        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 8.52/1.89        ( ~( ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 8.52/1.89  thf(zf_stmt_42, negated_conjecture,
% 8.52/1.89    (( ssPv15_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | ( ~( ssNder1_0 ) ) | 
% 8.52/1.89     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 8.52/1.89     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 8.52/1.89     ( ~( ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 8.52/1.89    inference('cnf.neg', [status(esa)], [clause343])).
% 8.52/1.89  thf(zip_derived_cl273, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 8.52/1.89         X14 : $i]:
% 8.52/1.89         ( (ssPv15_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_0)
% 8.52/1.89          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.89          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.89          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 8.52/1.89          | ~ (ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_42])).
% 8.52/1.89  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.89  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl622, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.89  thf(zip_derived_cl627, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622])).
% 8.52/1.89  thf(zip_derived_cl646, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl671, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.89  thf(zip_derived_cl700, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl736, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl794, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl835, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i]:
% 8.52/1.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl889, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8 @ X9)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.89  thf(zip_derived_cl951, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.89          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.89  thf(zip_derived_cl997, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951])).
% 8.52/1.89  thf(zip_derived_cl1059, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl357, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997])).
% 8.52/1.89  thf(zip_derived_cl1116, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl325, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997, zip_derived_cl1059])).
% 8.52/1.89  thf(zip_derived_cl1252, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 8.52/1.89         X14 : $i]:
% 8.52/1.89         ( (ssPv15_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssPv15_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl273, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997, zip_derived_cl1059, 
% 8.52/1.89                 zip_derived_cl1116])).
% 8.52/1.89  thf(zip_derived_cl1417, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 8.52/1.89         X14 : $i]:
% 8.52/1.89         ( (ssPv11_10r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 8.52/1.89            X8 @ X7 @ X6 @ X5)
% 8.52/1.89          |  (ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 8.52/1.89              X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.89          |  (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ 
% 8.52/1.89              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.89          |  (ssPv15_6r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9))),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl1416, zip_derived_cl1252])).
% 8.52/1.89  thf(clause334, conjecture,
% 8.52/1.89    (~( ( ssPv20_1r1 @ U ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 8.52/1.89        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 8.52/1.89        ( ~( ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 8.52/1.89  thf(zf_stmt_43, negated_conjecture,
% 8.52/1.89    (( ssPv20_1r1 @ U ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 8.52/1.89     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 8.52/1.89     ( ~( ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 8.52/1.89    inference('cnf.neg', [status(esa)], [clause334])).
% 8.52/1.89  thf(zip_derived_cl282, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 8.52/1.89         X14 : $i]:
% 8.52/1.89         ( (ssPv20_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_0)
% 8.52/1.89          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.89          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.89          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 8.52/1.89          | ~ (ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_43])).
% 8.52/1.89  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.89  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl622, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.89  thf(zip_derived_cl627, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622])).
% 8.52/1.89  thf(zip_derived_cl646, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl671, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.89  thf(zip_derived_cl700, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl736, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl794, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl835, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i]:
% 8.52/1.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl889, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8 @ X9)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.89  thf(zip_derived_cl951, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.89          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.89  thf(zip_derived_cl997, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951])).
% 8.52/1.89  thf(zip_derived_cl1059, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl357, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997])).
% 8.52/1.89  thf(zip_derived_cl1116, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl325, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997, zip_derived_cl1059])).
% 8.52/1.89  thf(zip_derived_cl1136, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 8.52/1.89         X14 : $i]:
% 8.52/1.89         ( (ssPv20_1r1 @ X0)
% 8.52/1.89          | ~ (ssPv20_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl282, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997, zip_derived_cl1059, 
% 8.52/1.89                 zip_derived_cl1116])).
% 8.52/1.89  thf(zip_derived_cl1418, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 8.52/1.89         X14 : $i]:
% 8.52/1.89         ( (ssPv15_6r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9)
% 8.52/1.89          |  (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ 
% 8.52/1.89              X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.89          |  (ssPv11_10r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ 
% 8.52/1.89              X9 @ X8 @ X7 @ X6 @ X5)
% 8.52/1.89          |  (ssPv20_1r1 @ X14))),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl1417, zip_derived_cl1136])).
% 8.52/1.89  thf(clause293, conjecture,
% 8.52/1.89    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 8.52/1.89        ( ~( ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 8.52/1.89             skc19 ) ) ))).
% 8.52/1.89  thf(zf_stmt_44, negated_conjecture,
% 8.52/1.89    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 8.52/1.89     ( ~( ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ skc19 ) )),
% 8.52/1.89    inference('cnf.neg', [status(esa)], [clause293])).
% 8.52/1.89  thf(zip_derived_cl323, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         (~ (ssNder1_0)
% 8.52/1.89          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.89          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.89          | ~ (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc19))),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_44])).
% 8.52/1.89  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.89  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl622, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.89  thf(zip_derived_cl627, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622])).
% 8.52/1.89  thf(zip_derived_cl646, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl671, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.89  thf(zip_derived_cl700, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl729, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         (~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.89          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.89          | ~ (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc19))),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl323, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl736, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl740, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         (~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.89          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.89          | ~ (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc19))),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl729, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl794, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl798, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         (~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89             X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.89          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.89          | ~ (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc19))),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl740, zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl835, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i]:
% 8.52/1.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl839, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89             X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.89          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.89          | ~ (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc19))),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl798, zip_derived_cl835])).
% 8.52/1.89  thf(zip_derived_cl889, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8 @ X9)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.89  thf(zip_derived_cl892, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89             X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.89          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.89          | ~ (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc19))),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl839, zip_derived_cl889])).
% 8.52/1.89  thf(zip_derived_cl951, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.89          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.89  thf(zip_derived_cl954, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         (~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.89          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.89          | ~ (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc19))),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl892, zip_derived_cl951])).
% 8.52/1.89  thf(zip_derived_cl997, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951])).
% 8.52/1.89  thf(zip_derived_cl999, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         (~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89             X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.89          | ~ (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc19))),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl954, zip_derived_cl997])).
% 8.52/1.89  thf(zip_derived_cl1059, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl357, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997])).
% 8.52/1.89  thf(zip_derived_cl1060, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         ~ (ssPv6_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc19)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl999, zip_derived_cl1059])).
% 8.52/1.89  thf(zip_derived_cl1419, plain,
% 8.52/1.89      (![X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, 
% 8.52/1.89         X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         ( (ssPv20_1r1 @ X13)
% 8.52/1.89          |  (ssPv11_10r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 8.52/1.89              X8 @ X7 @ X6 @ X5 @ X4)
% 8.52/1.89          |  (ssPv15_6r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8))),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl1418, zip_derived_cl1060])).
% 8.52/1.89  thf(clause169, conjecture,
% 8.52/1.89    (~( ( ssPv18_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 8.52/1.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssPv18_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) ))).
% 8.52/1.89  thf(zf_stmt_45, negated_conjecture,
% 8.52/1.89    (( ssPv18_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 8.52/1.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssPv18_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) )),
% 8.52/1.89    inference('cnf.neg', [status(esa)], [clause169])).
% 8.52/1.89  thf(zip_derived_cl447, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89         ( (ssPv18_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89            X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_0)
% 8.52/1.89          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssPv18_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8))),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_45])).
% 8.52/1.89  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.89  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl622, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.89  thf(zip_derived_cl627, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622])).
% 8.52/1.89  thf(zip_derived_cl646, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl671, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.89  thf(zip_derived_cl700, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl736, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl794, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl835, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i]:
% 8.52/1.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl912, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89         ( (ssPv18_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89            X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssPv18_3r1r1r1 @ X0 @ X1 @ X2))),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl447, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.89  thf(clause248, conjecture,
% 8.52/1.89    (~( ( ssPv15_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 8.52/1.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89        ( ~( ssPv18_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89        ( ~( ssPv16_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89        ( ~( ssPv11_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) ))).
% 8.52/1.89  thf(zf_stmt_46, negated_conjecture,
% 8.52/1.89    (( ssPv15_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 8.52/1.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89     ( ~( ssPv18_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89     ( ~( ssPv16_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89     ( ~( ssPv11_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) )),
% 8.52/1.89    inference('cnf.neg', [status(esa)], [clause248])).
% 8.52/1.89  thf(zip_derived_cl368, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89         ( (ssPv15_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89            X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_0)
% 8.52/1.89          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssPv18_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssPv16_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssPv11_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9))),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_46])).
% 8.52/1.89  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.89  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl622, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.89  thf(zip_derived_cl627, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622])).
% 8.52/1.89  thf(zip_derived_cl646, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl671, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.89  thf(zip_derived_cl700, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl736, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl794, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl835, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i]:
% 8.52/1.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl1038, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89         ( (ssPv15_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89            X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssPv18_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssPv16_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssPv11_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9))),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl368, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.89  thf(zip_derived_cl1039, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89         (~ (ssPv18_3r1r1r1 @ X9 @ X8 @ X7)
% 8.52/1.89          | ~ (ssPv11_10r1r1r1r1r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ 
% 8.52/1.89               X3 @ X2 @ X1 @ X0)
% 8.52/1.89          | ~ (ssPv16_10r1r1r1r1r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ 
% 8.52/1.89               X3 @ X2 @ X1 @ X0)
% 8.52/1.89          |  (ssPv15_10r1r1r1r1r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ 
% 8.52/1.89              X3 @ X2 @ X1 @ X0))),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl912, zip_derived_cl1038])).
% 8.52/1.89  thf(zip_derived_cl1198, plain,
% 8.52/1.89      (![X4 : $i, X5 : $i, X6 : $i]:  (ssPv18_3r1r1r1 @ X6 @ X5 @ X4)),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl749, zip_derived_cl1197])).
% 8.52/1.89  thf(zip_derived_cl1219, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89         (~ (ssPv11_10r1r1r1r1r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ 
% 8.52/1.89             X3 @ X2 @ X1 @ X0)
% 8.52/1.89          | ~ (ssPv16_10r1r1r1r1r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ 
% 8.52/1.89               X3 @ X2 @ X1 @ X0)
% 8.52/1.89          |  (ssPv15_10r1r1r1r1r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ 
% 8.52/1.89              X3 @ X2 @ X1 @ X0))),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl1039, zip_derived_cl1198])).
% 8.52/1.89  thf(zip_derived_cl1423, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89         ( (ssPv15_6r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4)
% 8.52/1.89          |  (ssPv20_1r1 @ X9)
% 8.52/1.89          |  (ssPv15_10r1r1r1r1r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ 
% 8.52/1.89              X3 @ X2 @ X1 @ X0)
% 8.52/1.89          | ~ (ssPv16_10r1r1r1r1r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ 
% 8.52/1.89               X3 @ X2 @ X1 @ X0))),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl1419, zip_derived_cl1219])).
% 8.52/1.89  thf(clause183, conjecture,
% 8.52/1.89    (~( ( ssPv15_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 8.52/1.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89        ( ~( ssPv15_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) ))).
% 8.52/1.89  thf(zf_stmt_47, negated_conjecture,
% 8.52/1.89    (( ssPv15_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 8.52/1.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89     ( ~( ssPv15_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) )),
% 8.52/1.89    inference('cnf.neg', [status(esa)], [clause183])).
% 8.52/1.89  thf(zip_derived_cl433, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89         ( (ssPv15_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89            X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_0)
% 8.52/1.89          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssPv15_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8))),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_47])).
% 8.52/1.89  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.89  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl622, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.89  thf(zip_derived_cl627, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622])).
% 8.52/1.89  thf(zip_derived_cl646, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl671, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.89  thf(zip_derived_cl700, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl736, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl794, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl835, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i]:
% 8.52/1.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl926, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89         ( (ssPv15_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89            X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssPv15_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5))),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl433, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.89  thf(zip_derived_cl1426, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89         (~ (ssPv16_10r1r1r1r1r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ 
% 8.52/1.89             X3 @ X2 @ X1 @ X0)
% 8.52/1.89          |  (ssPv15_10r1r1r1r1r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ 
% 8.52/1.89              X3 @ X2 @ X1 @ X0)
% 8.52/1.89          |  (ssPv20_1r1 @ X9))),
% 8.52/1.89      inference('clc', [status(thm)], [zip_derived_cl1423, zip_derived_cl926])).
% 8.52/1.89  thf(clause184, conjecture,
% 8.52/1.89    (~( ( ssPv15_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | 
% 8.52/1.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89        ( ~( ssPv15_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) ))).
% 8.52/1.89  thf(zf_stmt_48, negated_conjecture,
% 8.52/1.89    (( ssPv15_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | ( ~( ssNder1_0 ) ) | 
% 8.52/1.89     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89     ( ~( ssPv15_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) )),
% 8.52/1.89    inference('cnf.neg', [status(esa)], [clause184])).
% 8.52/1.89  thf(zip_derived_cl432, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89         ( (ssPv15_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_0)
% 8.52/1.89          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssPv15_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9))),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_48])).
% 8.52/1.89  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.89  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl622, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.89  thf(zip_derived_cl627, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622])).
% 8.52/1.89  thf(zip_derived_cl646, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl671, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.89  thf(zip_derived_cl700, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl736, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl794, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl835, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i]:
% 8.52/1.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl903, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89         ( (ssPv15_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssPv15_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9))),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl432, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.89  thf(zip_derived_cl1427, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89         ( (ssPv20_1r1 @ X9)
% 8.52/1.89          | ~ (ssPv16_10r1r1r1r1r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ 
% 8.52/1.89               X3 @ X2 @ X1 @ X0)
% 8.52/1.89          |  (ssPv15_6r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4))),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl1426, zip_derived_cl903])).
% 8.52/1.89  thf(zip_derived_cl1428, plain,
% 8.52/1.89      (![X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89         (~ (ssPv16_5r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5)
% 8.52/1.89          |  (ssPv15_6r1r1r1r1r1r1 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4)
% 8.52/1.89          |  (ssPv20_1r1 @ X9))),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl922, zip_derived_cl1427])).
% 8.52/1.89  thf(clause46, conjecture,
% 8.52/1.89    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89        ( ~( ssPv15_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ skc29 ) ) ))).
% 8.52/1.89  thf(zf_stmt_49, negated_conjecture,
% 8.52/1.89    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89     ( ~( ssPv15_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ skc29 ) )),
% 8.52/1.89    inference('cnf.neg', [status(esa)], [clause46])).
% 8.52/1.89  thf(zip_derived_cl570, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89         (~ (ssNder1_0)
% 8.52/1.89          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssPv15_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc29))),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_49])).
% 8.52/1.89  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.89  thf(zip_derived_cl619, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89         (~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssPv15_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc29))),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl570, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl622, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.89  thf(zip_derived_cl627, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622])).
% 8.52/1.89  thf(zip_derived_cl640, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89         (~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssPv15_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc29))),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl619, zip_derived_cl621, zip_derived_cl622, 
% 8.52/1.89                 zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl646, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl647, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89         ~ (ssPv15_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc29)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl640, zip_derived_cl646])).
% 8.52/1.89  thf(zip_derived_cl1430, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89         ( (ssPv20_1r1 @ X4) | ~ (ssPv16_5r1r1r1r1r1 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl1428, zip_derived_cl647])).
% 8.52/1.89  thf(zip_derived_cl1431, plain, (![X3 : $i]:  (ssPv20_1r1 @ X3)),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl658, zip_derived_cl1430])).
% 8.52/1.89  thf(zip_derived_cl1447, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89          (ssPv20_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl1122, zip_derived_cl1431])).
% 8.52/1.89  thf(zip_derived_cl1507, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         ( (ssPv8_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 8.52/1.89          | ~ (ssPv12_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 8.52/1.89               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 8.52/1.89          | ~ (ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl205, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997, zip_derived_cl1059, 
% 8.52/1.89                 zip_derived_cl1447])).
% 8.52/1.89  thf(clause329, conjecture,
% 8.52/1.89    (~( ( ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.89        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 8.52/1.89        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 8.52/1.89        ( ~( ssPv8_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 8.52/1.89  thf(zf_stmt_50, negated_conjecture,
% 8.52/1.89    (( ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 8.52/1.89     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 8.52/1.89     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 8.52/1.89     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 8.52/1.89     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 8.52/1.89     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 8.52/1.89     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 8.52/1.89     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 8.52/1.89     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 8.52/1.89     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 8.52/1.89     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 8.52/1.89     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 8.52/1.89     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 8.52/1.89     ( ~( ssPv8_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 8.52/1.89          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 8.52/1.89    inference('cnf.neg', [status(esa)], [clause329])).
% 8.52/1.89  thf(zip_derived_cl287, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         ( (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89            X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.89          | ~ (ssNder1_0)
% 8.52/1.89          | ~ (ssNder1_1r1 @ X0)
% 8.52/1.89          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 8.52/1.89          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 8.52/1.89          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 8.52/1.89          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 8.52/1.89          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 8.52/1.89          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 8.52/1.89          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89               X7)
% 8.52/1.89          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8)
% 8.52/1.89          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89               X6 @ X7 @ X8 @ X9)
% 8.52/1.89          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 8.52/1.89          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 8.52/1.89          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.89          | ~ (ssPv8_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_50])).
% 8.52/1.89  thf(zip_derived_cl615, plain, ( (ssNder1_0)),
% 8.52/1.89      inference('cnf', [status(esa)], [zf_stmt_1])).
% 8.52/1.89  thf(zip_derived_cl621, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl614, zip_derived_cl615])).
% 8.52/1.89  thf(zip_derived_cl622, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl613, zip_derived_cl615, zip_derived_cl621])).
% 8.52/1.89  thf(zip_derived_cl627, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl608, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622])).
% 8.52/1.89  thf(zip_derived_cl646, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 8.52/1.89          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl597, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627])).
% 8.52/1.89  thf(zip_derived_cl671, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 8.52/1.89          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl581, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646])).
% 8.52/1.89  thf(zip_derived_cl700, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 8.52/1.89          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl560, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671])).
% 8.52/1.89  thf(zip_derived_cl736, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 8.52/1.89          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl543, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700])).
% 8.52/1.89  thf(zip_derived_cl794, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 8.52/1.89          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl510, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736])).
% 8.52/1.89  thf(zip_derived_cl835, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i]:
% 8.52/1.89          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl482, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794])).
% 8.52/1.89  thf(zip_derived_cl889, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i]:
% 8.52/1.89          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 8.52/1.89           X7 @ X8 @ X9)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl455, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835])).
% 8.52/1.89  thf(zip_derived_cl951, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 8.52/1.89          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl425, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889])).
% 8.52/1.89  thf(zip_derived_cl997, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl391, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951])).
% 8.52/1.89  thf(zip_derived_cl1059, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl357, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997])).
% 8.52/1.89  thf(zip_derived_cl1241, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         ( (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89            X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 8.52/1.89          | ~ (ssPv8_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 8.52/1.89               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 8.52/1.89      inference('demod', [status(thm)],
% 8.52/1.89                [zip_derived_cl287, zip_derived_cl615, zip_derived_cl621, 
% 8.52/1.89                 zip_derived_cl622, zip_derived_cl627, zip_derived_cl646, 
% 8.52/1.89                 zip_derived_cl671, zip_derived_cl700, zip_derived_cl736, 
% 8.52/1.89                 zip_derived_cl794, zip_derived_cl835, zip_derived_cl889, 
% 8.52/1.89                 zip_derived_cl951, zip_derived_cl997, zip_derived_cl1059])).
% 8.52/1.89  thf(zip_derived_cl1508, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 8.52/1.89         (~ (ssPv7_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ 
% 8.52/1.89             X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.89          | ~ (ssPv12_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ 
% 8.52/1.89               X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.89          |  (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ 
% 8.52/1.89              X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1))),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl1507, zip_derived_cl1241])).
% 8.52/1.89  thf(zip_derived_cl1509, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89         ( (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 8.52/1.89            X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 8.52/1.89          | ~ (ssPv12_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ 
% 8.52/1.89               X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc20))),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl1075, zip_derived_cl1508])).
% 8.52/1.89  thf(zip_derived_cl1510, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 8.52/1.89         (~ (ssPv12_9r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 8.52/1.89             X6 @ X5 @ X4)
% 8.52/1.89          |  (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 8.52/1.89              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0))),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl1179, zip_derived_cl1509])).
% 8.52/1.89  thf(zip_derived_cl952, plain,
% 8.52/1.89      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 8.52/1.89         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 8.52/1.89         ~ (ssPv8_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 8.52/1.89            X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc23)),
% 8.52/1.89      inference('demod', [status(thm)], [zip_derived_cl890, zip_derived_cl951])).
% 8.52/1.89  thf(zip_derived_cl1512, plain,
% 8.52/1.89      (![X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, 
% 8.52/1.89         X10 : $i, X11 : $i]:
% 8.52/1.89         ~ (ssPv12_9r1r1r1r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ 
% 8.52/1.89            X4 @ X3)),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl1510, zip_derived_cl952])).
% 8.52/1.89  thf(zip_derived_cl1533, plain,
% 8.52/1.89      (![X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i]:
% 8.52/1.89         ~ (ssPv16_5r1r1r1r1r1 @ X8 @ X7 @ X6 @ X5 @ X4)),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl1307, zip_derived_cl1512])).
% 8.52/1.89  thf(zip_derived_cl1554, plain, ($false),
% 8.52/1.89      inference('sup-', [status(thm)], [zip_derived_cl658, zip_derived_cl1533])).
% 8.52/1.89  
% 8.52/1.89  % SZS output end Refutation
% 8.52/1.89  
% 8.52/1.89  
% 8.52/1.89  % Terminating...
% 9.22/1.98  % Runner terminated.
% 9.22/1.99  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------