TSTP Solution File: SYN893-1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : SYN893-1 : TPTP v8.1.2. Released v2.5.0.
% Transfm  : NO INFORMATION
% Format   : NO INFORMATION
% Command  : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.8j7Wif85Kq true

% Computer : n028.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 04:06:04 EDT 2023

% Result   : Unsatisfiable 1.29s 1.19s
% Output   : Refutation 1.70s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.14  % Problem  : SYN893-1 : TPTP v8.1.2. Released v2.5.0.
% 0.14/0.15  % Command  : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.8j7Wif85Kq true
% 0.14/0.35  % Computer : n028.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 19:58:52 EDT 2023
% 0.14/0.35  % CPUTime  : 
% 0.14/0.35  % Running portfolio for 300 s
% 0.14/0.35  % File         : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.14/0.35  % Number of cores: 8
% 0.14/0.36  % Python version: Python 3.6.8
% 0.14/0.36  % Running in FO mode
% 0.20/0.63  % Total configuration time : 435
% 0.20/0.63  % Estimated wc time : 1092
% 0.20/0.63  % Estimated cpu time (7 cpus) : 156.0
% 0.20/0.70  % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.20/0.71  % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.20/0.73  % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.20/0.76  % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.20/0.76  % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.20/0.76  % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 0.20/0.76  % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 1.29/1.19  % Solved by fo/fo7.sh.
% 1.29/1.19  % done 171 iterations in 0.338s
% 1.29/1.19  % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 1.29/1.19  % SZS output start Refutation
% 1.29/1.19  thf(ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.29/1.19  thf(ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.29/1.19  thf(ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 1.29/1.19      ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 1.29/1.19                                                                $i > $i > $i > 
% 1.29/1.19                                                                $i > $i > $i > 
% 1.29/1.19                                                                $i > $i > $i > 
% 1.29/1.19                                                                $i > $i > $i > 
% 1.29/1.19                                                                $i > $i > $i > 
% 1.29/1.19                                                                $i > $i > $i > 
% 1.29/1.19                                                                $i > $i > $o).
% 1.29/1.19  thf(ssNder1_3r1r1r1_type, type, ssNder1_3r1r1r1: $i > $i > $i > $o).
% 1.29/1.19  thf(ssNder1_1r1_type, type, ssNder1_1r1: $i > $o).
% 1.29/1.19  thf(skc26_type, type, skc26: $i).
% 1.29/1.19  thf(ssNder1_5r1r1r1r1r1_type, type, ssNder1_5r1r1r1r1r1: $i > $i > $i > $i > 
% 1.29/1.19                                                           $i > $o).
% 1.29/1.19  thf(skc45_type, type, skc45: $i).
% 1.29/1.19  thf(ssNder1_8r1r1r1r1r1r1r1r1_type, type, ssNder1_8r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.29/1.19  thf(ssPv25_4r1r1r1r1_type, type, ssPv25_4r1r1r1r1: $i > $i > $i > $i > $o).
% 1.29/1.19  thf(ssNder1_10r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_10r1r1r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.29/1.19  thf(ssNder1_11r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_11r1r1r1r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.29/1.19  thf(ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 1.29/1.19      ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 1.29/1.19                                                              $i > $i > $i > 
% 1.29/1.19                                                              $i > $i > $i > 
% 1.29/1.19                                                              $i > $i > $i > 
% 1.29/1.19                                                              $i > $i > $i > 
% 1.29/1.19                                                              $i > $i > $i > 
% 1.29/1.19                                                              $i > $i > $i > 
% 1.29/1.19                                                              $i > $i > $o).
% 1.29/1.19  thf(skc46_type, type, skc46: $i).
% 1.29/1.19  thf(ssPv23_6r1r1r1r1r1r1_type, type, ssPv23_6r1r1r1r1r1r1: $i > $i > $i > 
% 1.29/1.19                                                             $i > $i > $i > $o).
% 1.29/1.19  thf(skc42_type, type, skc42: $i).
% 1.29/1.19  thf(ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 1.29/1.19      ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 1.29/1.19                                                              $i > $i > $i > 
% 1.29/1.19                                                              $i > $i > $i > 
% 1.29/1.19                                                              $i > $i > $i > 
% 1.29/1.19                                                              $i > $i > $i > 
% 1.29/1.19                                                              $i > $i > $i > 
% 1.29/1.19                                                              $i > $i > $i > $i > $o).
% 1.29/1.19  thf(ssNder1_6r1r1r1r1r1r1_type, type, ssNder1_6r1r1r1r1r1r1: $i > $i > $i > 
% 1.29/1.19                                                               $i > $i > $i > $o).
% 1.29/1.19  thf(ssPv28_1r1_type, type, ssPv28_1r1: $i > $o).
% 1.29/1.19  thf(skc40_type, type, skc40: $i).
% 1.29/1.19  thf(ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.29/1.19  thf(ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 1.29/1.19      $i > $i > $i > $i > $i > $o).
% 1.29/1.19  thf(skc33_type, type, skc33: $i).
% 1.29/1.19  thf(ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.29/1.19  thf(ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $o).
% 1.29/1.19  thf(ssPv26_3r1r1r1_type, type, ssPv26_3r1r1r1: $i > $i > $i > $o).
% 1.29/1.19  thf(ssNder1_7r1r1r1r1r1r1r1_type, type, ssNder1_7r1r1r1r1r1r1r1: $i > $i > 
% 1.29/1.19                                                                   $i > $i > 
% 1.29/1.19                                                                   $i > $i > $i > $o).
% 1.29/1.19  thf(ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $o).
% 1.29/1.19  thf(skc38_type, type, skc38: $i).
% 1.29/1.19  thf(ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 1.29/1.19      $i > $i > $i > $i > $i > $o).
% 1.29/1.19  thf(ssNder1_9r1r1r1r1r1r1r1r1r1_type, type, ssNder1_9r1r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.29/1.19  thf(skc32_type, type, skc32: $i).
% 1.29/1.19  thf(ssPv21_8r1r1r1r1r1r1r1r1_type, type, ssPv21_8r1r1r1r1r1r1r1r1: $i > $i > 
% 1.29/1.19                                                                     $i > $i > 
% 1.29/1.19                                                                     $i > $i > 
% 1.29/1.19                                                                     $i > $i > $o).
% 1.29/1.19  thf(ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.29/1.19  thf(ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 1.29/1.19      $i > $i > $o).
% 1.29/1.19  thf(ssNder1_0_type, type, ssNder1_0: $o).
% 1.29/1.19  thf(skc25_type, type, skc25: $i).
% 1.29/1.19  thf(ssNder1_4r1r1r1r1_type, type, ssNder1_4r1r1r1r1: $i > $i > $i > $i > $o).
% 1.29/1.19  thf(ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 1.29/1.19      ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 1.29/1.19                                                            $i > $i > $i > 
% 1.29/1.19                                                            $i > $i > $i > 
% 1.29/1.19                                                            $i > $i > $i > 
% 1.29/1.19                                                            $i > $i > $i > 
% 1.29/1.19                                                            $i > $i > $i > 
% 1.29/1.19                                                            $i > $i > $i > $o).
% 1.29/1.19  thf(ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.29/1.19  thf(ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 1.29/1.19      $i > $i > $i > $o).
% 1.29/1.19  thf(skc36_type, type, skc36: $i).
% 1.29/1.19  thf(ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 1.29/1.19      $i > $i > $i > $i > $o).
% 1.29/1.19  thf(skc43_type, type, skc43: $i).
% 1.29/1.19  thf(ssPv22_7r1r1r1r1r1r1r1_type, type, ssPv22_7r1r1r1r1r1r1r1: $i > $i > 
% 1.29/1.19                                                                 $i > $i > 
% 1.29/1.19                                                                 $i > $i > $i > $o).
% 1.29/1.19  thf(ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > 
% 1.29/1.19      $i > $i > $o).
% 1.29/1.19  thf(ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.29/1.19  thf(ssPv24_5r1r1r1r1r1_type, type, ssPv24_5r1r1r1r1r1: $i > $i > $i > $i > $i > $o).
% 1.29/1.19  thf(ssNder1_2r1r1_type, type, ssNder1_2r1r1: $i > $i > $o).
% 1.29/1.19  thf(ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1_type, type, 
% 1.29/1.19      ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1: $i > $i > $i > 
% 1.29/1.19                                                                $i > $i > $i > 
% 1.29/1.19                                                                $i > $i > $i > 
% 1.29/1.19                                                                $i > $i > $i > 
% 1.29/1.19                                                                $i > $i > $i > 
% 1.29/1.19                                                                $i > $i > $i > 
% 1.29/1.19                                                                $i > $i > $i > 
% 1.29/1.19                                                                $i > $i > $i > $o).
% 1.29/1.19  thf(ssPv18_11r1r1r1r1r1r1r1r1r1r1r1_type, type, ssPv18_11r1r1r1r1r1r1r1r1r1r1r1: 
% 1.29/1.19      $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $o).
% 1.29/1.19  thf(skc35_type, type, skc35: $i).
% 1.29/1.19  thf(clause12, conjecture,
% 1.29/1.19    (~( ( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc42 ) | 
% 1.29/1.19        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.29/1.19        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.29/1.19        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.29/1.19        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) ))).
% 1.29/1.19  thf(zf_stmt_0, negated_conjecture,
% 1.29/1.19    (( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc42 ) | 
% 1.29/1.19     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.29/1.19     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.29/1.19     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) )),
% 1.29/1.19    inference('cnf.neg', [status(esa)], [clause12])).
% 1.29/1.19  thf(zip_derived_cl90, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.29/1.19         ( (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc42)
% 1.29/1.19          | ~ (ssNder1_0)
% 1.29/1.19          | ~ (ssNder1_1r1 @ X0)
% 1.29/1.19          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.29/1.19          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.29/1.19          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.29/1.19          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_0])).
% 1.29/1.19  thf(clause1, conjecture, (~( ssNder1_0 ))).
% 1.29/1.19  thf(zf_stmt_1, negated_conjecture, (ssNder1_0),
% 1.29/1.19    inference('cnf.neg', [status(esa)], [clause1])).
% 1.29/1.19  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.29/1.19  thf(clause2, conjecture, (~( ( ssNder1_1r1 @ U ) | ( ~( ssNder1_0 ) ) ))).
% 1.29/1.19  thf(zf_stmt_2, negated_conjecture,
% 1.29/1.19    (( ssNder1_1r1 @ U ) | ( ~( ssNder1_0 ) )),
% 1.29/1.19    inference('cnf.neg', [status(esa)], [clause2])).
% 1.29/1.19  thf(zip_derived_cl100, plain,
% 1.29/1.19      (![X0 : $i]: ( (ssNder1_1r1 @ X0) | ~ (ssNder1_0))),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_2])).
% 1.29/1.19  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.29/1.19  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.29/1.19      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.29/1.19  thf(clause3, conjecture,
% 1.29/1.19    (~( ( ssNder1_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | 
% 1.29/1.19        ( ~( ssNder1_1r1 @ U ) ) ))).
% 1.29/1.19  thf(zf_stmt_3, negated_conjecture,
% 1.29/1.19    (( ssNder1_2r1r1 @ U @ V ) | ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) )),
% 1.29/1.19    inference('cnf.neg', [status(esa)], [clause3])).
% 1.29/1.19  thf(zip_derived_cl99, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i]:
% 1.29/1.19         ( (ssNder1_2r1r1 @ X0 @ X1) | ~ (ssNder1_0) | ~ (ssNder1_1r1 @ X0))),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_3])).
% 1.29/1.19  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.29/1.19  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.29/1.19      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.29/1.19  thf(zip_derived_cl108, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.29/1.19  thf(clause4, conjecture,
% 1.29/1.19    (~( ( ssNder1_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 1.29/1.19        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) ))).
% 1.29/1.19  thf(zf_stmt_4, negated_conjecture,
% 1.29/1.19    (( ssNder1_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 1.29/1.19     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) )),
% 1.29/1.19    inference('cnf.neg', [status(esa)], [clause4])).
% 1.29/1.19  thf(zip_derived_cl98, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i]:
% 1.29/1.19         ( (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.29/1.19          | ~ (ssNder1_0)
% 1.29/1.19          | ~ (ssNder1_1r1 @ X0)
% 1.29/1.19          | ~ (ssNder1_2r1r1 @ X0 @ X1))),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_4])).
% 1.29/1.19  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.29/1.19  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.29/1.19      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.29/1.19  thf(zip_derived_cl108, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.29/1.19  thf(zip_derived_cl109, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108])).
% 1.29/1.19  thf(clause5, conjecture,
% 1.29/1.19    (~( ( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 1.29/1.19        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.29/1.19        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) ))).
% 1.29/1.19  thf(zf_stmt_5, negated_conjecture,
% 1.29/1.19    (( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) | ( ~( ssNder1_0 ) ) | 
% 1.29/1.19     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.29/1.19     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) )),
% 1.29/1.19    inference('cnf.neg', [status(esa)], [clause5])).
% 1.29/1.19  thf(zip_derived_cl97, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.29/1.19         ( (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.29/1.19          | ~ (ssNder1_0)
% 1.29/1.19          | ~ (ssNder1_1r1 @ X0)
% 1.29/1.19          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.29/1.19          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2))),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_5])).
% 1.29/1.19  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.29/1.19  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.29/1.19      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.29/1.19  thf(zip_derived_cl108, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.29/1.19  thf(zip_derived_cl109, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108])).
% 1.29/1.19  thf(zip_derived_cl110, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.29/1.19          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109])).
% 1.29/1.19  thf(clause8, conjecture,
% 1.29/1.19    (~( ( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | ( ~( ssNder1_0 ) ) | 
% 1.29/1.19        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.29/1.19        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) ))).
% 1.29/1.19  thf(zf_stmt_6, negated_conjecture,
% 1.29/1.19    (( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) | ( ~( ssNder1_0 ) ) | 
% 1.29/1.19     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.29/1.19     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) )),
% 1.29/1.19    inference('cnf.neg', [status(esa)], [clause8])).
% 1.29/1.19  thf(zip_derived_cl94, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.29/1.19         ( (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.29/1.19          | ~ (ssNder1_0)
% 1.29/1.19          | ~ (ssNder1_1r1 @ X0)
% 1.29/1.19          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.29/1.19          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.29/1.19          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3))),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_6])).
% 1.29/1.19  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.29/1.19  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.29/1.19      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.29/1.19  thf(zip_derived_cl108, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.29/1.19  thf(zip_derived_cl109, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108])).
% 1.29/1.19  thf(zip_derived_cl110, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.29/1.19          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109])).
% 1.29/1.19  thf(zip_derived_cl112, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.29/1.19          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.29/1.19  thf(zip_derived_cl118, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.29/1.19          (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc42)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl90, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112])).
% 1.29/1.19  thf(clause26, conjecture,
% 1.29/1.19    (~( ( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ skc36 ) | 
% 1.29/1.19        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.29/1.19        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.29/1.19        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.29/1.19        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.29/1.19        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.29/1.19        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.29/1.19        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.29/1.19        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.29/1.19        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.29/1.19        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.29/1.19        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 1.29/1.19  thf(zf_stmt_7, negated_conjecture,
% 1.29/1.19    (( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ skc36 ) | 
% 1.29/1.19     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.29/1.19     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.29/1.19     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.29/1.19     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.29/1.19     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.29/1.19     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.29/1.19     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.29/1.19     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.29/1.19     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.29/1.19     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 1.29/1.19    inference('cnf.neg', [status(esa)], [clause26])).
% 1.29/1.19  thf(zip_derived_cl76, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.29/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.29/1.19         ( (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.29/1.19            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc36)
% 1.29/1.19          | ~ (ssNder1_0)
% 1.29/1.19          | ~ (ssNder1_1r1 @ X0)
% 1.29/1.19          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.29/1.19          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.29/1.19          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.29/1.19          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.29/1.19          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.29/1.19          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.29/1.19          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.29/1.19               X7)
% 1.29/1.19          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.29/1.19               X6 @ X7 @ X8)
% 1.29/1.19          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.29/1.19               X6 @ X7 @ X8 @ X9)
% 1.29/1.19          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.29/1.19               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.29/1.19          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.29/1.19               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_7])).
% 1.29/1.19  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.29/1.19  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.29/1.19      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.29/1.19  thf(zip_derived_cl108, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.29/1.19  thf(zip_derived_cl109, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108])).
% 1.29/1.19  thf(zip_derived_cl110, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.29/1.19          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109])).
% 1.29/1.19  thf(zip_derived_cl112, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.29/1.19          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.29/1.19  thf(clause11, conjecture,
% 1.29/1.19    (~( ( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | 
% 1.29/1.19        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.29/1.19        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.29/1.19        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.29/1.19        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) ))).
% 1.29/1.19  thf(zf_stmt_8, negated_conjecture,
% 1.29/1.19    (( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | ( ~( ssNder1_0 ) ) | 
% 1.29/1.19     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.29/1.19     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.29/1.19     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) )),
% 1.29/1.19    inference('cnf.neg', [status(esa)], [clause11])).
% 1.29/1.19  thf(zip_derived_cl91, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.29/1.19         ( (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.29/1.19          | ~ (ssNder1_0)
% 1.29/1.19          | ~ (ssNder1_1r1 @ X0)
% 1.29/1.19          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.29/1.19          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.29/1.19          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.29/1.19          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_8])).
% 1.29/1.19  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.29/1.19  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.29/1.19      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.29/1.19  thf(zip_derived_cl108, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.29/1.19  thf(zip_derived_cl109, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108])).
% 1.29/1.19  thf(zip_derived_cl110, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.29/1.19          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109])).
% 1.29/1.19  thf(zip_derived_cl112, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.29/1.19          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.29/1.19  thf(zip_derived_cl114, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.29/1.19          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112])).
% 1.29/1.19  thf(clause14, conjecture,
% 1.29/1.19    (~( ( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 1.29/1.19        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.29/1.19        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.29/1.19        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.29/1.19        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.29/1.19        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) ))).
% 1.29/1.19  thf(zf_stmt_9, negated_conjecture,
% 1.29/1.19    (( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 1.29/1.19     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.29/1.19     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.29/1.19     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.29/1.19     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) )),
% 1.29/1.19    inference('cnf.neg', [status(esa)], [clause14])).
% 1.29/1.19  thf(zip_derived_cl88, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.29/1.19         ( (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.29/1.19          | ~ (ssNder1_0)
% 1.29/1.19          | ~ (ssNder1_1r1 @ X0)
% 1.29/1.19          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.29/1.19          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.29/1.19          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.29/1.19          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.29/1.19          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5))),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_9])).
% 1.29/1.19  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.29/1.19  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.29/1.19      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.29/1.19  thf(zip_derived_cl108, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.29/1.19  thf(zip_derived_cl109, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108])).
% 1.29/1.19  thf(zip_derived_cl110, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.29/1.19          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109])).
% 1.29/1.19  thf(zip_derived_cl112, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.29/1.19          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.29/1.19  thf(zip_derived_cl114, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.29/1.19          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112])).
% 1.29/1.19  thf(zip_derived_cl121, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.29/1.19          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114])).
% 1.29/1.19  thf(clause17, conjecture,
% 1.29/1.19    (~( ( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 1.29/1.19        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.29/1.19        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.29/1.19        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.29/1.19        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.29/1.19        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.29/1.19        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) ))).
% 1.29/1.19  thf(zf_stmt_10, negated_conjecture,
% 1.29/1.19    (( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) | 
% 1.29/1.19     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.29/1.19     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.29/1.19     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.29/1.19     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.29/1.19     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) )),
% 1.29/1.19    inference('cnf.neg', [status(esa)], [clause17])).
% 1.29/1.19  thf(zip_derived_cl85, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.29/1.19         ( (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 1.29/1.19          | ~ (ssNder1_0)
% 1.29/1.19          | ~ (ssNder1_1r1 @ X0)
% 1.29/1.19          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.29/1.19          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.29/1.19          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.29/1.19          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.29/1.19          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.29/1.19          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6))),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_10])).
% 1.29/1.19  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.29/1.19  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.29/1.19      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.29/1.19  thf(zip_derived_cl108, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.29/1.19  thf(zip_derived_cl109, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108])).
% 1.29/1.19  thf(zip_derived_cl110, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.29/1.19          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109])).
% 1.29/1.19  thf(zip_derived_cl112, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.29/1.19          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.29/1.19  thf(zip_derived_cl114, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.29/1.19          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112])).
% 1.29/1.19  thf(zip_derived_cl121, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.29/1.19          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114])).
% 1.29/1.19  thf(zip_derived_cl122, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.29/1.19          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.29/1.19  thf(clause18, conjecture,
% 1.29/1.19    (~( ( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 1.29/1.19        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.29/1.19        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.29/1.19        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.29/1.19        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.29/1.19        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.29/1.19        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.29/1.19        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) ))).
% 1.29/1.19  thf(zf_stmt_11, negated_conjecture,
% 1.29/1.19    (( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) | 
% 1.29/1.19     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.29/1.19     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.29/1.19     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.29/1.19     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.29/1.19     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.29/1.19     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) )),
% 1.29/1.19    inference('cnf.neg', [status(esa)], [clause18])).
% 1.29/1.19  thf(zip_derived_cl84, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.29/1.19         X7 : $i, X8 : $i]:
% 1.29/1.19         ( (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.29/1.19            X7 @ X8)
% 1.29/1.19          | ~ (ssNder1_0)
% 1.29/1.19          | ~ (ssNder1_1r1 @ X0)
% 1.29/1.19          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.29/1.19          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.29/1.19          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.29/1.19          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.29/1.19          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.29/1.19          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.29/1.19          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.29/1.19               X7))),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_11])).
% 1.29/1.19  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.29/1.19  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.29/1.19      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.29/1.19  thf(zip_derived_cl108, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.29/1.19  thf(zip_derived_cl109, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108])).
% 1.29/1.19  thf(zip_derived_cl110, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.29/1.19          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109])).
% 1.29/1.19  thf(zip_derived_cl112, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.29/1.19          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.29/1.19  thf(zip_derived_cl114, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.29/1.19          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112])).
% 1.29/1.19  thf(zip_derived_cl121, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.29/1.19          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114])).
% 1.29/1.19  thf(zip_derived_cl122, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.29/1.19          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.29/1.19  thf(zip_derived_cl123, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.29/1.19         X7 : $i, X8 : $i]:
% 1.29/1.19          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.29/1.19           X7 @ X8)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.29/1.19                 zip_derived_cl122])).
% 1.29/1.19  thf(clause19, conjecture,
% 1.29/1.19    (~( ( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 1.29/1.19        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.29/1.19        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.29/1.19        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.29/1.19        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.29/1.19        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.29/1.19        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.29/1.19        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.29/1.19        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) ))).
% 1.29/1.19  thf(zf_stmt_12, negated_conjecture,
% 1.29/1.19    (( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) | 
% 1.29/1.19     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.29/1.19     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.29/1.19     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.29/1.19     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.29/1.19     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.29/1.19     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.29/1.19     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) )),
% 1.29/1.19    inference('cnf.neg', [status(esa)], [clause19])).
% 1.29/1.19  thf(zip_derived_cl83, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.29/1.19         X7 : $i, X8 : $i, X9 : $i]:
% 1.29/1.19         ( (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.29/1.19            X6 @ X7 @ X8 @ X9)
% 1.29/1.19          | ~ (ssNder1_0)
% 1.29/1.19          | ~ (ssNder1_1r1 @ X0)
% 1.29/1.19          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.29/1.19          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.29/1.19          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.29/1.19          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.29/1.19          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.29/1.19          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.29/1.19          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.29/1.19               X7)
% 1.29/1.19          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.29/1.19               X6 @ X7 @ X8))),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_12])).
% 1.29/1.19  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.29/1.19  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.29/1.19      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.29/1.19  thf(zip_derived_cl108, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.29/1.19  thf(zip_derived_cl109, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108])).
% 1.29/1.19  thf(zip_derived_cl110, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.29/1.19          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109])).
% 1.29/1.19  thf(zip_derived_cl112, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.29/1.19          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.29/1.19  thf(zip_derived_cl114, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.29/1.19          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112])).
% 1.29/1.19  thf(zip_derived_cl121, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.29/1.19          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114])).
% 1.29/1.19  thf(zip_derived_cl122, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.29/1.19          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.29/1.19  thf(zip_derived_cl123, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.29/1.19         X7 : $i, X8 : $i]:
% 1.29/1.19          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.29/1.19           X7 @ X8)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.29/1.19                 zip_derived_cl122])).
% 1.29/1.19  thf(zip_derived_cl129, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.29/1.19         X7 : $i, X8 : $i, X9 : $i]:
% 1.29/1.19          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.29/1.19           X7 @ X8 @ X9)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.29/1.19                 zip_derived_cl122, zip_derived_cl123])).
% 1.29/1.19  thf(clause20, conjecture,
% 1.29/1.19    (~( ( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 1.29/1.19        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.29/1.19        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.29/1.19        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.29/1.19        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.29/1.19        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.29/1.19        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.29/1.19        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.29/1.19        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.29/1.19        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) ))).
% 1.29/1.19  thf(zf_stmt_13, negated_conjecture,
% 1.29/1.19    (( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 1.29/1.19     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.29/1.19     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.29/1.19     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.29/1.19     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.29/1.19     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.29/1.19     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.29/1.19     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.29/1.19     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) )),
% 1.29/1.19    inference('cnf.neg', [status(esa)], [clause20])).
% 1.29/1.19  thf(zip_derived_cl82, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.29/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.29/1.19         ( (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.29/1.19            X6 @ X7 @ X8 @ X9 @ X10)
% 1.29/1.19          | ~ (ssNder1_0)
% 1.29/1.19          | ~ (ssNder1_1r1 @ X0)
% 1.29/1.19          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.29/1.19          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.29/1.19          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.29/1.19          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.29/1.19          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.29/1.19          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.29/1.19          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.29/1.19               X7)
% 1.29/1.19          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.29/1.19               X6 @ X7 @ X8)
% 1.29/1.19          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.29/1.19               X6 @ X7 @ X8 @ X9))),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_13])).
% 1.29/1.19  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.29/1.19  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.29/1.19      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.29/1.19  thf(zip_derived_cl108, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.29/1.19  thf(zip_derived_cl109, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108])).
% 1.29/1.19  thf(zip_derived_cl110, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.29/1.19          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109])).
% 1.29/1.19  thf(zip_derived_cl112, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.29/1.19          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.29/1.19  thf(zip_derived_cl114, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.29/1.19          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112])).
% 1.29/1.19  thf(zip_derived_cl121, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.29/1.19          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114])).
% 1.29/1.19  thf(zip_derived_cl122, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.29/1.19          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.29/1.19  thf(zip_derived_cl123, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.29/1.19         X7 : $i, X8 : $i]:
% 1.29/1.19          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.29/1.19           X7 @ X8)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.29/1.19                 zip_derived_cl122])).
% 1.29/1.19  thf(zip_derived_cl129, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.29/1.19         X7 : $i, X8 : $i, X9 : $i]:
% 1.29/1.19          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.29/1.19           X7 @ X8 @ X9)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.29/1.19                 zip_derived_cl122, zip_derived_cl123])).
% 1.29/1.19  thf(zip_derived_cl135, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.29/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.29/1.19          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.29/1.19           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.29/1.19                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.29/1.19  thf(clause21, conjecture,
% 1.29/1.19    (~( ( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 1.29/1.19        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.29/1.19        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.29/1.19        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.29/1.19        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.29/1.19        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.29/1.19        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.29/1.19        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.29/1.19        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.29/1.19        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.29/1.19        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 1.29/1.19  thf(zf_stmt_14, negated_conjecture,
% 1.29/1.19    (( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) | 
% 1.29/1.19     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.29/1.19     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.29/1.19     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.29/1.19     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.29/1.19     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.29/1.19     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.29/1.19     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.29/1.19     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.29/1.19     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.29/1.19     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.29/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 1.29/1.19    inference('cnf.neg', [status(esa)], [clause21])).
% 1.29/1.19  thf(zip_derived_cl81, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.29/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.29/1.19         ( (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.29/1.19            X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.29/1.19          | ~ (ssNder1_0)
% 1.29/1.19          | ~ (ssNder1_1r1 @ X0)
% 1.29/1.19          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.29/1.19          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.29/1.19          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.29/1.19          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.29/1.19          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.29/1.19          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.29/1.19          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.29/1.19               X7)
% 1.29/1.19          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.29/1.19               X6 @ X7 @ X8)
% 1.29/1.19          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.29/1.19               X6 @ X7 @ X8 @ X9)
% 1.29/1.19          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.29/1.19               X5 @ X6 @ X7 @ X8 @ X9 @ X10))),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_14])).
% 1.29/1.19  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.29/1.19      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.29/1.19  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.29/1.19      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.29/1.19  thf(zip_derived_cl108, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.29/1.19  thf(zip_derived_cl109, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108])).
% 1.29/1.19  thf(zip_derived_cl110, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.29/1.19          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109])).
% 1.29/1.19  thf(zip_derived_cl112, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.29/1.19          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.29/1.19  thf(zip_derived_cl114, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.29/1.19          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112])).
% 1.29/1.19  thf(zip_derived_cl121, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.29/1.19          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114])).
% 1.29/1.19  thf(zip_derived_cl122, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.29/1.19          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.29/1.19  thf(zip_derived_cl123, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.29/1.19         X7 : $i, X8 : $i]:
% 1.29/1.19          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.29/1.19           X7 @ X8)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.29/1.19                 zip_derived_cl122])).
% 1.29/1.19  thf(zip_derived_cl129, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.29/1.19         X7 : $i, X8 : $i, X9 : $i]:
% 1.29/1.19          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.29/1.19           X7 @ X8 @ X9)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.29/1.19                 zip_derived_cl122, zip_derived_cl123])).
% 1.29/1.19  thf(zip_derived_cl135, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.29/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.29/1.19          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.29/1.19           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.29/1.19                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.29/1.19  thf(zip_derived_cl136, plain,
% 1.29/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.29/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.29/1.19          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.29/1.19           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.29/1.19      inference('demod', [status(thm)],
% 1.29/1.19                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.29/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.29/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.29/1.19                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.19                 zip_derived_cl135])).
% 1.70/1.19  thf(zip_derived_cl140, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.19          (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc36)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl76, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.19                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.19  thf(clause56, conjecture,
% 1.70/1.19    (~( ( ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.19          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ skc26 ) | 
% 1.70/1.19        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.19        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.19        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.19        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.19        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.19        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.19        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.19        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.19        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.19        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.19        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.19        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.19        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.19        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.19        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.19        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.19             X9 @ X10 ) ) | 
% 1.70/1.19        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.19             X9 @ X10 @ X11 ) ) | 
% 1.70/1.19        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.19             X9 @ X10 @ X11 @ X12 ) ) | 
% 1.70/1.19        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.19             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 1.70/1.19        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.19             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 1.70/1.19        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.19             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 1.70/1.19  thf(zf_stmt_15, negated_conjecture,
% 1.70/1.19    (( ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.19       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ skc26 ) | 
% 1.70/1.19     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.19     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.19     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.19     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.19     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.19     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.19     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.19     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.19     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.19     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.19     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.19     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.19     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.19     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.19     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.19          X10 ) ) | 
% 1.70/1.19     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.19          X10 @ X11 ) ) | 
% 1.70/1.19     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.19          X10 @ X11 @ X12 ) ) | 
% 1.70/1.19     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.19          X10 @ X11 @ X12 @ X13 ) ) | 
% 1.70/1.19     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.19          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 1.70/1.19     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.19          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 1.70/1.19    inference('cnf.neg', [status(esa)], [clause56])).
% 1.70/1.19  thf(zip_derived_cl46, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.19         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.19         X21 : $i]:
% 1.70/1.19         ( (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.19            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.19            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc26)
% 1.70/1.19          | ~ (ssNder1_0)
% 1.70/1.19          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.19          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.19          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.19          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.19          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.19          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.19          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.19          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.19               X7)
% 1.70/1.19          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.19               X6 @ X7 @ X8)
% 1.70/1.19          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.19               X6 @ X7 @ X8 @ X9)
% 1.70/1.19          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.19          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.19          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.19          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.19               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.19          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.19               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.19          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.19               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.19               X14 @ X15)
% 1.70/1.19          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.19               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.19               X14 @ X15 @ X16)
% 1.70/1.19          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.19               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.19               X14 @ X15 @ X16 @ X17)
% 1.70/1.19          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.19               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.19               X14 @ X15 @ X16 @ X17 @ X18)
% 1.70/1.19          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.19               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.19               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.19          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.19               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.19               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 1.70/1.19      inference('cnf', [status(esa)], [zf_stmt_15])).
% 1.70/1.19  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.19      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.19  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.19      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.19  thf(zip_derived_cl108, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.19  thf(zip_derived_cl109, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108])).
% 1.70/1.19  thf(zip_derived_cl110, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.19          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.19  thf(zip_derived_cl112, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.19          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.19  thf(zip_derived_cl114, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.19          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112])).
% 1.70/1.19  thf(zip_derived_cl121, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.19          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.19  thf(zip_derived_cl122, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.19          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.19  thf(zip_derived_cl123, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i]:
% 1.70/1.19          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.19           X7 @ X8)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122])).
% 1.70/1.19  thf(zip_derived_cl129, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.19          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.19           X7 @ X8 @ X9)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.19  thf(zip_derived_cl135, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.19          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.19           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.19  thf(zip_derived_cl136, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.19          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.19           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.19                 zip_derived_cl135])).
% 1.70/1.19  thf(clause25, conjecture,
% 1.70/1.19    (~( ( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 1.70/1.19        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.19        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.19        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.19        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.19        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.19        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.19        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.19        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.19        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.19        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.19        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.19        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) ))).
% 1.70/1.19  thf(zf_stmt_16, negated_conjecture,
% 1.70/1.19    (( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) | 
% 1.70/1.19     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.19     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.19     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.19     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.19     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.19     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.19     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.19     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.19     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.19     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.19     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) )),
% 1.70/1.19    inference('cnf.neg', [status(esa)], [clause25])).
% 1.70/1.19  thf(zip_derived_cl77, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.19         ( (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.19          | ~ (ssNder1_0)
% 1.70/1.19          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.19          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.19          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.19          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.19          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.19          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.19          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.19          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.19               X7)
% 1.70/1.19          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.19               X6 @ X7 @ X8)
% 1.70/1.19          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.19               X6 @ X7 @ X8 @ X9)
% 1.70/1.19          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.19          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11))),
% 1.70/1.19      inference('cnf', [status(esa)], [zf_stmt_16])).
% 1.70/1.19  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.19      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.19  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.19      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.19  thf(zip_derived_cl108, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.19  thf(zip_derived_cl109, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108])).
% 1.70/1.19  thf(zip_derived_cl110, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.19          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.19  thf(zip_derived_cl112, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.19          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.19  thf(zip_derived_cl114, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.19          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112])).
% 1.70/1.19  thf(zip_derived_cl121, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.19          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.19  thf(zip_derived_cl122, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.19          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.19  thf(zip_derived_cl123, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i]:
% 1.70/1.19          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.19           X7 @ X8)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122])).
% 1.70/1.19  thf(zip_derived_cl129, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.19          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.19           X7 @ X8 @ X9)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.19  thf(zip_derived_cl135, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.19          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.19           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.19  thf(zip_derived_cl136, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.19          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.19           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.19                 zip_derived_cl135])).
% 1.70/1.19  thf(zip_derived_cl139, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.19          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.19                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.19  thf(clause28, conjecture,
% 1.70/1.19    (~( ( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 1.70/1.19        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.19        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.19        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.19        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.19        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.19        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.19        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.19        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.19        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.19        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.19        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.19        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.19        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) ))).
% 1.70/1.19  thf(zf_stmt_17, negated_conjecture,
% 1.70/1.19    (( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) | 
% 1.70/1.19     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.19     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.19     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.19     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.19     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.19     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.19     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.19     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.19     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.19     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.19     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.19     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) )),
% 1.70/1.19    inference('cnf.neg', [status(esa)], [clause28])).
% 1.70/1.19  thf(zip_derived_cl74, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.19         ( (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.19          | ~ (ssNder1_0)
% 1.70/1.19          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.19          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.19          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.19          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.19          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.19          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.19          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.19          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.19               X7)
% 1.70/1.19          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.19               X6 @ X7 @ X8)
% 1.70/1.19          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.19               X6 @ X7 @ X8 @ X9)
% 1.70/1.19          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.19          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.19          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12))),
% 1.70/1.19      inference('cnf', [status(esa)], [zf_stmt_17])).
% 1.70/1.19  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.19      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.19  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.19      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.19  thf(zip_derived_cl108, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.19  thf(zip_derived_cl109, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108])).
% 1.70/1.19  thf(zip_derived_cl110, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.19          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.19  thf(zip_derived_cl112, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.19          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.19  thf(zip_derived_cl114, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.19          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112])).
% 1.70/1.19  thf(zip_derived_cl121, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.19          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.19  thf(zip_derived_cl122, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.19          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.19  thf(zip_derived_cl123, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i]:
% 1.70/1.19          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.19           X7 @ X8)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122])).
% 1.70/1.19  thf(zip_derived_cl129, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.19          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.19           X7 @ X8 @ X9)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.19  thf(zip_derived_cl135, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.19          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.19           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.19  thf(zip_derived_cl136, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.19          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.19           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.19                 zip_derived_cl135])).
% 1.70/1.19  thf(zip_derived_cl139, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.19          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.19                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.19  thf(zip_derived_cl141, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.19          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.19                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.19  thf(clause32, conjecture,
% 1.70/1.19    (~( ( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 1.70/1.19        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.19        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.19        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.19        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.19        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.19        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.19        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.19        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.19        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.19        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.19        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.19        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.19        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.19        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 1.70/1.19  thf(zf_stmt_18, negated_conjecture,
% 1.70/1.19    (( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 1.70/1.19     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.19     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.19     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.19     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.19     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.19     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.19     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.19     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.19     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.19     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.19     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.19     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.19     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 1.70/1.19    inference('cnf.neg', [status(esa)], [clause32])).
% 1.70/1.19  thf(zip_derived_cl70, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.19         X14 : $i]:
% 1.70/1.19         ( (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.19            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.19          | ~ (ssNder1_0)
% 1.70/1.19          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.19          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.19          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.19          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.19          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.19          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.19          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.19          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.19               X7)
% 1.70/1.19          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.19               X6 @ X7 @ X8)
% 1.70/1.19          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.19               X6 @ X7 @ X8 @ X9)
% 1.70/1.19          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.19          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.19          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.19          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.19               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 1.70/1.19      inference('cnf', [status(esa)], [zf_stmt_18])).
% 1.70/1.19  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.19      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.19  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.19      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.19  thf(zip_derived_cl108, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.19  thf(zip_derived_cl109, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108])).
% 1.70/1.19  thf(zip_derived_cl110, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.19          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.19  thf(zip_derived_cl112, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.19          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.19  thf(zip_derived_cl114, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.19          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112])).
% 1.70/1.19  thf(zip_derived_cl121, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.19          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.19  thf(zip_derived_cl122, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.19          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.19  thf(zip_derived_cl123, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i]:
% 1.70/1.19          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.19           X7 @ X8)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122])).
% 1.70/1.19  thf(zip_derived_cl129, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.19          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.19           X7 @ X8 @ X9)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.19  thf(zip_derived_cl135, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.19          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.19           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.19  thf(zip_derived_cl136, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.19          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.19           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.19                 zip_derived_cl135])).
% 1.70/1.19  thf(zip_derived_cl139, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.19          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.19                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.19  thf(zip_derived_cl141, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.19          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.19                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.19  thf(zip_derived_cl143, plain,
% 1.70/1.19      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.19         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.19         X14 : $i]:
% 1.70/1.19          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.19           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 1.70/1.19      inference('demod', [status(thm)],
% 1.70/1.19                [zip_derived_cl70, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.19                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.19                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.19                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.19                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.19                 zip_derived_cl141])).
% 1.70/1.19  thf(clause36, conjecture,
% 1.70/1.19    (~( ( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.19          X10 ) | 
% 1.70/1.19        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.19        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.19        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.19        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.19        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.19        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.19        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.19        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.19        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.19        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.19        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.19        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.19        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.19        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.19        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 1.70/1.19  thf(zf_stmt_19, negated_conjecture,
% 1.70/1.19    (( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 ) | 
% 1.70/1.19     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.19     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.19     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.19     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.19     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.19     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.19     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.19     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.19     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.19     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.19          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause36])).
% 1.70/1.20  thf(zip_derived_cl66, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i]:
% 1.70/1.20         ( (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 1.70/1.20          | ~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.20          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20               X7)
% 1.70/1.20          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8)
% 1.70/1.20          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9)
% 1.70/1.20          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.20          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_19])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl112, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl114, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl121, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.20          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.20  thf(zip_derived_cl122, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.20          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.20  thf(zip_derived_cl123, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i]:
% 1.70/1.20          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122])).
% 1.70/1.20  thf(zip_derived_cl129, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.20          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8 @ X9)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.20  thf(zip_derived_cl135, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.20          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.20  thf(zip_derived_cl136, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.20          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135])).
% 1.70/1.20  thf(zip_derived_cl139, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.20  thf(zip_derived_cl141, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.20  thf(zip_derived_cl143, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i]:
% 1.70/1.20          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl70, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141])).
% 1.70/1.20  thf(zip_derived_cl159, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i]:
% 1.70/1.20          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl66, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143])).
% 1.70/1.20  thf(clause37, conjecture,
% 1.70/1.20    (~( ( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 ) | 
% 1.70/1.20        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 ) ) ))).
% 1.70/1.20  thf(zf_stmt_20, negated_conjecture,
% 1.70/1.20    (( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20       X10 @ X11 ) | 
% 1.70/1.20     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause37])).
% 1.70/1.20  thf(zip_derived_cl65, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i]:
% 1.70/1.20         ( (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 1.70/1.20            X16)
% 1.70/1.20          | ~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.20          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20               X7)
% 1.70/1.20          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8)
% 1.70/1.20          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9)
% 1.70/1.20          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.20          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.20          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_20])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl112, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl114, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl121, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.20          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.20  thf(zip_derived_cl122, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.20          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.20  thf(zip_derived_cl123, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i]:
% 1.70/1.20          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122])).
% 1.70/1.20  thf(zip_derived_cl129, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.20          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8 @ X9)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.20  thf(zip_derived_cl135, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.20          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.20  thf(zip_derived_cl136, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.20          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135])).
% 1.70/1.20  thf(zip_derived_cl139, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.20  thf(zip_derived_cl141, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.20  thf(zip_derived_cl143, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i]:
% 1.70/1.20          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl70, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141])).
% 1.70/1.20  thf(zip_derived_cl159, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i]:
% 1.70/1.20          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl66, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143])).
% 1.70/1.20  thf(zip_derived_cl169, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i]:
% 1.70/1.20          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 1.70/1.20           X16)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl65, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159])).
% 1.70/1.20  thf(clause40, conjecture,
% 1.70/1.20    (~( ( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 ) | 
% 1.70/1.20        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 ) ) | 
% 1.70/1.20        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 ) ) ))).
% 1.70/1.20  thf(zf_stmt_21, negated_conjecture,
% 1.70/1.20    (( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20       X10 @ X11 @ X12 ) | 
% 1.70/1.20     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 ) ) | 
% 1.70/1.20     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause40])).
% 1.70/1.20  thf(zip_derived_cl62, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 1.70/1.20         ( (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20            X15 @ X16 @ X17)
% 1.70/1.20          | ~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.20          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20               X7)
% 1.70/1.20          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8)
% 1.70/1.20          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9)
% 1.70/1.20          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.20          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.20          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15)
% 1.70/1.20          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_21])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl112, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl114, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl121, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.20          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.20  thf(zip_derived_cl122, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.20          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.20  thf(zip_derived_cl123, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i]:
% 1.70/1.20          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122])).
% 1.70/1.20  thf(zip_derived_cl129, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.20          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8 @ X9)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.20  thf(zip_derived_cl135, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.20          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.20  thf(zip_derived_cl136, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.20          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135])).
% 1.70/1.20  thf(zip_derived_cl139, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.20  thf(zip_derived_cl141, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.20  thf(zip_derived_cl143, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i]:
% 1.70/1.20          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl70, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141])).
% 1.70/1.20  thf(zip_derived_cl159, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i]:
% 1.70/1.20          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl66, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143])).
% 1.70/1.20  thf(zip_derived_cl169, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i]:
% 1.70/1.20          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 1.70/1.20           X16)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl65, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159])).
% 1.70/1.20  thf(zip_derived_cl170, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 1.70/1.20          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl62, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169])).
% 1.70/1.20  thf(clause42, conjecture,
% 1.70/1.20    (~( ( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 ) | 
% 1.70/1.20        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 ) ) | 
% 1.70/1.20        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 ) ) | 
% 1.70/1.20        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 ) ) ))).
% 1.70/1.20  thf(zf_stmt_22, negated_conjecture,
% 1.70/1.20    (( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20       X10 @ X11 @ X12 @ X13 ) | 
% 1.70/1.20     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 ) ) | 
% 1.70/1.20     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 ) ) | 
% 1.70/1.20     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause42])).
% 1.70/1.20  thf(zip_derived_cl60, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 1.70/1.20         ( (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20            X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20            X15 @ X16 @ X17 @ X18)
% 1.70/1.20          | ~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.20          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20               X7)
% 1.70/1.20          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8)
% 1.70/1.20          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9)
% 1.70/1.20          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.20          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.20          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15)
% 1.70/1.20          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16)
% 1.70/1.20          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_22])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl112, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl114, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl121, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.20          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.20  thf(zip_derived_cl122, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.20          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.20  thf(zip_derived_cl123, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i]:
% 1.70/1.20          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122])).
% 1.70/1.20  thf(zip_derived_cl129, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.20          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8 @ X9)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.20  thf(zip_derived_cl135, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.20          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.20  thf(zip_derived_cl136, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.20          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135])).
% 1.70/1.20  thf(zip_derived_cl139, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.20  thf(zip_derived_cl141, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.20  thf(zip_derived_cl143, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i]:
% 1.70/1.20          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl70, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141])).
% 1.70/1.20  thf(zip_derived_cl159, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i]:
% 1.70/1.20          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl66, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143])).
% 1.70/1.20  thf(zip_derived_cl169, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i]:
% 1.70/1.20          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 1.70/1.20           X16)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl65, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159])).
% 1.70/1.20  thf(zip_derived_cl170, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 1.70/1.20          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl62, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169])).
% 1.70/1.20  thf(zip_derived_cl173, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 1.70/1.20          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17 @ X18)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl60, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170])).
% 1.70/1.20  thf(clause43, conjecture,
% 1.70/1.20    (~( ( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 1.70/1.20        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 ) ) | 
% 1.70/1.20        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 ) ) | 
% 1.70/1.20        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 ) ) | 
% 1.70/1.20        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 @ X13 ) ) ))).
% 1.70/1.20  thf(zf_stmt_23, negated_conjecture,
% 1.70/1.20    (( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20       X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 1.70/1.20     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 ) ) | 
% 1.70/1.20     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 ) ) | 
% 1.70/1.20     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 ) ) | 
% 1.70/1.20     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause43])).
% 1.70/1.20  thf(zip_derived_cl59, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 1.70/1.20         ( (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20            X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.20          | ~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.20          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20               X7)
% 1.70/1.20          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8)
% 1.70/1.20          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9)
% 1.70/1.20          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.20          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.20          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15)
% 1.70/1.20          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16)
% 1.70/1.20          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17)
% 1.70/1.20          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17 @ X18))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_23])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl112, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl114, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl121, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.20          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.20  thf(zip_derived_cl122, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.20          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.20  thf(zip_derived_cl123, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i]:
% 1.70/1.20          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122])).
% 1.70/1.20  thf(zip_derived_cl129, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.20          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8 @ X9)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.20  thf(zip_derived_cl135, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.20          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.20  thf(zip_derived_cl136, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.20          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135])).
% 1.70/1.20  thf(zip_derived_cl139, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.20  thf(zip_derived_cl141, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.20  thf(zip_derived_cl143, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i]:
% 1.70/1.20          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl70, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141])).
% 1.70/1.20  thf(zip_derived_cl159, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i]:
% 1.70/1.20          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl66, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143])).
% 1.70/1.20  thf(zip_derived_cl169, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i]:
% 1.70/1.20          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 1.70/1.20           X16)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl65, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159])).
% 1.70/1.20  thf(zip_derived_cl170, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 1.70/1.20          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl62, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169])).
% 1.70/1.20  thf(zip_derived_cl173, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 1.70/1.20          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17 @ X18)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl60, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170])).
% 1.70/1.20  thf(zip_derived_cl180, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 1.70/1.20          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17 @ X18 @ X19)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl59, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173])).
% 1.70/1.20  thf(clause48, conjecture,
% 1.70/1.20    (~( ( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 1.70/1.20        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 ) ) | 
% 1.70/1.20        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 ) ) | 
% 1.70/1.20        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 ) ) | 
% 1.70/1.20        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 1.70/1.20        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) ))).
% 1.70/1.20  thf(zf_stmt_24, negated_conjecture,
% 1.70/1.20    (( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20       X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) | 
% 1.70/1.20     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 ) ) | 
% 1.70/1.20     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 ) ) | 
% 1.70/1.20     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 ) ) | 
% 1.70/1.20     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 ) ) | 
% 1.70/1.20     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 @ X14 ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause48])).
% 1.70/1.20  thf(zip_derived_cl54, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 1.70/1.20         ( (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 1.70/1.20          | ~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.20          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20               X7)
% 1.70/1.20          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8)
% 1.70/1.20          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9)
% 1.70/1.20          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.20          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.20          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15)
% 1.70/1.20          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16)
% 1.70/1.20          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17)
% 1.70/1.20          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17 @ X18)
% 1.70/1.20          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_24])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl112, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl114, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl121, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.20          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.20  thf(zip_derived_cl122, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.20          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.20  thf(zip_derived_cl123, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i]:
% 1.70/1.20          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122])).
% 1.70/1.20  thf(zip_derived_cl129, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.20          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8 @ X9)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.20  thf(zip_derived_cl135, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.20          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.20  thf(zip_derived_cl136, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.20          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135])).
% 1.70/1.20  thf(zip_derived_cl139, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.20  thf(zip_derived_cl141, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.20  thf(zip_derived_cl143, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i]:
% 1.70/1.20          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl70, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141])).
% 1.70/1.20  thf(zip_derived_cl159, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i]:
% 1.70/1.20          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl66, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143])).
% 1.70/1.20  thf(zip_derived_cl169, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i]:
% 1.70/1.20          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 1.70/1.20           X16)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl65, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159])).
% 1.70/1.20  thf(zip_derived_cl170, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 1.70/1.20          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl62, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169])).
% 1.70/1.20  thf(zip_derived_cl173, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 1.70/1.20          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17 @ X18)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl60, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170])).
% 1.70/1.20  thf(zip_derived_cl180, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 1.70/1.20          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17 @ X18 @ X19)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl59, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173])).
% 1.70/1.20  thf(zip_derived_cl194, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 1.70/1.20          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl54, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173, 
% 1.70/1.20                 zip_derived_cl180])).
% 1.70/1.20  thf(zip_derived_cl226, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.20         X21 : $i]:
% 1.70/1.20          (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc26)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl46, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173, 
% 1.70/1.20                 zip_derived_cl180, zip_derived_cl194])).
% 1.70/1.20  thf(clause76, conjecture,
% 1.70/1.20    (~( ( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 ) | 
% 1.70/1.20        ( ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 ) | 
% 1.70/1.20        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 ) ) | 
% 1.70/1.20        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 ) ) | 
% 1.70/1.20        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 ) ) | 
% 1.70/1.20        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 1.70/1.20        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 1.70/1.20        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 1.70/1.20        ( ~( ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 1.70/1.20        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 1.70/1.20  thf(zf_stmt_25, negated_conjecture,
% 1.70/1.20    (( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 ) | 
% 1.70/1.20     ( ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20       X10 @ X11 @ X12 @ X13 ) | 
% 1.70/1.20     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 ) ) | 
% 1.70/1.20     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 ) ) | 
% 1.70/1.20     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 ) ) | 
% 1.70/1.20     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 ) ) | 
% 1.70/1.20     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 1.70/1.20     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 1.70/1.20     ( ~( ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 1.70/1.20     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause76])).
% 1.70/1.20  thf(zip_derived_cl26, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.20         X21 : $i, X22 : $i]:
% 1.70/1.20         ( (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 1.70/1.20          |  (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20              X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20              X15 @ X16 @ X17 @ X18)
% 1.70/1.20          | ~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.20          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20               X7)
% 1.70/1.20          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8)
% 1.70/1.20          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9)
% 1.70/1.20          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.20          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.20          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15)
% 1.70/1.20          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16)
% 1.70/1.20          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17)
% 1.70/1.20          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17 @ X18)
% 1.70/1.20          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.20          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 1.70/1.20          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 1.70/1.20          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_25])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl118, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20          (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc42)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl90, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl140, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20          (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc36)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl76, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.20  thf(clause52, conjecture,
% 1.70/1.20    (~( ( ssPv28_1r1 @ U ) | 
% 1.70/1.20        ( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 1.70/1.20        ( ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 1.70/1.20        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20        ( ~( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 ) ) | 
% 1.70/1.20        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 ) ) | 
% 1.70/1.20        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 ) ) | 
% 1.70/1.20        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 @ X13 ) ) ))).
% 1.70/1.20  thf(zf_stmt_26, negated_conjecture,
% 1.70/1.20    (( ssPv28_1r1 @ U ) | 
% 1.70/1.20     ( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 1.70/1.20     ( ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20       X10 @ X11 @ X12 @ X13 @ X14 ) | 
% 1.70/1.20     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20     ( ~( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 ) ) | 
% 1.70/1.20     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 ) ) | 
% 1.70/1.20     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 ) ) | 
% 1.70/1.20     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause52])).
% 1.70/1.20  thf(zip_derived_cl50, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 1.70/1.20         ( (ssPv28_1r1 @ X0)
% 1.70/1.20          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.20          |  (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20              X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.20          | ~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.20          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20               X7)
% 1.70/1.20          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8)
% 1.70/1.20          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9)
% 1.70/1.20          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.20          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.20          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15)
% 1.70/1.20          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16)
% 1.70/1.20          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17)
% 1.70/1.20          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17 @ X18))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_26])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl112, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl114, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl121, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.20          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.20  thf(zip_derived_cl122, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.20          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.20  thf(zip_derived_cl123, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i]:
% 1.70/1.20          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122])).
% 1.70/1.20  thf(zip_derived_cl129, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.20          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8 @ X9)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.20  thf(zip_derived_cl135, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.20          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.20  thf(zip_derived_cl136, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.20          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135])).
% 1.70/1.20  thf(zip_derived_cl139, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.20  thf(zip_derived_cl141, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.20  thf(zip_derived_cl143, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i]:
% 1.70/1.20          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl70, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141])).
% 1.70/1.20  thf(zip_derived_cl159, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i]:
% 1.70/1.20          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl66, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143])).
% 1.70/1.20  thf(zip_derived_cl169, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i]:
% 1.70/1.20          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 1.70/1.20           X16)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl65, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159])).
% 1.70/1.20  thf(zip_derived_cl170, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 1.70/1.20          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl62, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169])).
% 1.70/1.20  thf(zip_derived_cl173, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 1.70/1.20          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17 @ X18)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl60, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170])).
% 1.70/1.20  thf(zip_derived_cl210, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 1.70/1.20         ( (ssPv28_1r1 @ X0)
% 1.70/1.20          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.20          |  (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20              X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.20          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl50, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173])).
% 1.70/1.20  thf(clause47, conjecture,
% 1.70/1.20    (~( ( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) | 
% 1.70/1.20        ( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | 
% 1.70/1.20        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20        ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 ) ) | 
% 1.70/1.20        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 ) ) | 
% 1.70/1.20        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 ) ) | 
% 1.70/1.20        ( ~( ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 1.70/1.20        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 @ X13 ) ) ))).
% 1.70/1.20  thf(zf_stmt_27, negated_conjecture,
% 1.70/1.20    (( ssPv25_4r1r1r1r1 @ U @ V @ W @ X ) | 
% 1.70/1.20     ( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) | ( ~( ssNder1_0 ) ) | 
% 1.70/1.20     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20     ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 ) ) | 
% 1.70/1.20     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 ) ) | 
% 1.70/1.20     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 ) ) | 
% 1.70/1.20     ( ~( ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 1.70/1.20     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause47])).
% 1.70/1.20  thf(zip_derived_cl55, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 1.70/1.20         ( (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          |  (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.20          | ~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.20          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20               X7)
% 1.70/1.20          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8)
% 1.70/1.20          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9)
% 1.70/1.20          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.20          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.20          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15)
% 1.70/1.20          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16)
% 1.70/1.20          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17)
% 1.70/1.20          | ~ (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.20          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17 @ X18))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_27])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl112, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl114, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl121, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.20          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.20  thf(zip_derived_cl122, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.20          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.20  thf(zip_derived_cl123, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i]:
% 1.70/1.20          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122])).
% 1.70/1.20  thf(zip_derived_cl129, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.20          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8 @ X9)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.20  thf(zip_derived_cl135, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.20          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.20  thf(zip_derived_cl136, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.20          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135])).
% 1.70/1.20  thf(zip_derived_cl139, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.20  thf(zip_derived_cl141, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.20  thf(zip_derived_cl143, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i]:
% 1.70/1.20          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl70, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141])).
% 1.70/1.20  thf(zip_derived_cl159, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i]:
% 1.70/1.20          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl66, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143])).
% 1.70/1.20  thf(zip_derived_cl169, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i]:
% 1.70/1.20          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 1.70/1.20           X16)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl65, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159])).
% 1.70/1.20  thf(zip_derived_cl170, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 1.70/1.20          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl62, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169])).
% 1.70/1.20  thf(zip_derived_cl173, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 1.70/1.20          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17 @ X18)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl60, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170])).
% 1.70/1.20  thf(zip_derived_cl190, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 1.70/1.20         ( (ssPv25_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          |  (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.20          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          | ~ (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl55, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173])).
% 1.70/1.20  thf(zip_derived_cl212, plain,
% 1.70/1.20      (![X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, 
% 1.70/1.20         X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, 
% 1.70/1.20         X19 : $i]:
% 1.70/1.20         (~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ 
% 1.70/1.20             X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 1.70/1.20          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ 
% 1.70/1.20              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5)
% 1.70/1.20          |  (ssPv28_1r1 @ X19)
% 1.70/1.20          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13)
% 1.70/1.20          |  (ssPv23_6r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14)
% 1.70/1.20          |  (ssPv25_4r1r1r1r1 @ X19 @ X18 @ X17 @ X16))),
% 1.70/1.20      inference('sup-', [status(thm)], [zip_derived_cl210, zip_derived_cl190])).
% 1.70/1.20  thf(zip_derived_cl213, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20         ( (ssPv25_4r1r1r1r1 @ X12 @ X11 @ X10 @ X9)
% 1.70/1.20          |  (ssPv23_6r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7)
% 1.70/1.20          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 1.70/1.20          |  (ssPv28_1r1 @ X12)
% 1.70/1.20          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ 
% 1.70/1.20              X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ skc36 @ X13))),
% 1.70/1.20      inference('sup-', [status(thm)], [zip_derived_cl140, zip_derived_cl212])).
% 1.70/1.20  thf(zip_derived_cl214, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X5 @ X4 @ X3 @ X2 @ X1 @ 
% 1.70/1.20            X0 @ skc42 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ skc36 @ X6)
% 1.70/1.20          |  (ssPv28_1r1 @ X5)
% 1.70/1.20          |  (ssPv23_6r1r1r1r1r1r1 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 1.70/1.20          |  (ssPv25_4r1r1r1r1 @ X5 @ X4 @ X3 @ X2))),
% 1.70/1.20      inference('sup-', [status(thm)], [zip_derived_cl118, zip_derived_cl213])).
% 1.70/1.20  thf(clause30, conjecture,
% 1.70/1.20    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20        ( ~( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             skc35 ) ) ))).
% 1.70/1.20  thf(zf_stmt_28, negated_conjecture,
% 1.70/1.20    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20     ( ~( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ skc35 ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause30])).
% 1.70/1.20  thf(zip_derived_cl72, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20         (~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.20          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20               X7)
% 1.70/1.20          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8)
% 1.70/1.20          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9)
% 1.70/1.20          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.20          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_28])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl112, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl114, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl121, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.20          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.20  thf(zip_derived_cl122, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.20          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.20  thf(zip_derived_cl123, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i]:
% 1.70/1.20          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122])).
% 1.70/1.20  thf(zip_derived_cl126, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20             X6 @ X7 @ X8 @ X9)
% 1.70/1.20          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.20          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl72, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.20  thf(zip_derived_cl129, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.20          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8 @ X9)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.20  thf(zip_derived_cl132, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20             X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.20          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          | ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35))),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl126, zip_derived_cl129])).
% 1.70/1.20  thf(zip_derived_cl135, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.20          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.20  thf(zip_derived_cl136, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.20          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135])).
% 1.70/1.20  thf(zip_derived_cl139, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.20  thf(zip_derived_cl146, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20         ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl132, zip_derived_cl135, zip_derived_cl136, 
% 1.70/1.20                 zip_derived_cl139])).
% 1.70/1.20  thf(zip_derived_cl217, plain,
% 1.70/1.20      (![X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.20         ( (ssPv25_4r1r1r1r1 @ X11 @ X10 @ X9 @ X8)
% 1.70/1.20          |  (ssPv23_6r1r1r1r1r1r1 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 1.70/1.20          |  (ssPv28_1r1 @ X11))),
% 1.70/1.20      inference('sup-', [status(thm)], [zip_derived_cl214, zip_derived_cl146])).
% 1.70/1.20  thf(clause10, conjecture,
% 1.70/1.20    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ skc45 ) ) ))).
% 1.70/1.20  thf(zf_stmt_29, negated_conjecture,
% 1.70/1.20    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssPv23_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ skc45 ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause10])).
% 1.70/1.20  thf(zip_derived_cl92, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20         (~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_29])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl105, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20         (~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45))),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl92, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl116, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20         ~ (ssPv23_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ skc45)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl105, zip_derived_cl107, zip_derived_cl108, 
% 1.70/1.20                 zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl220, plain,
% 1.70/1.20      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20         ( (ssPv28_1r1 @ X4) |  (ssPv25_4r1r1r1r1 @ X4 @ X3 @ X2 @ X1))),
% 1.70/1.20      inference('sup-', [status(thm)], [zip_derived_cl217, zip_derived_cl116])).
% 1.70/1.20  thf(clause6, conjecture,
% 1.70/1.20    (~( ( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ skc46 ) | ( ~( ssNder1_0 ) ) | 
% 1.70/1.20        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) ))).
% 1.70/1.20  thf(zf_stmt_30, negated_conjecture,
% 1.70/1.20    (( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ skc46 ) | ( ~( ssNder1_0 ) ) | 
% 1.70/1.20     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20     ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause6])).
% 1.70/1.20  thf(zip_derived_cl96, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20         ( (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc46)
% 1.70/1.20          | ~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_30])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl111, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ skc46)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl96, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(clause24, conjecture,
% 1.70/1.20    (~( ( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 1.70/1.20        ( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 1.70/1.20        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20        ( ~( ssPv28_1r1 @ U ) ) | ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20        ( ~( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) ))).
% 1.70/1.20  thf(zf_stmt_31, negated_conjecture,
% 1.70/1.20    (( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) | 
% 1.70/1.20     ( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) | 
% 1.70/1.20     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssPv28_1r1 @ U ) ) | 
% 1.70/1.20     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20     ( ~( ssPv24_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause24])).
% 1.70/1.20  thf(zip_derived_cl78, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.20         ( (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          |  (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20              X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssPv28_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.20          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20               X7)
% 1.70/1.20          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8)
% 1.70/1.20          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_31])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl112, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl114, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl121, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.20          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.20  thf(zip_derived_cl122, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.20          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.20  thf(zip_derived_cl123, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i]:
% 1.70/1.20          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122])).
% 1.70/1.20  thf(zip_derived_cl129, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.20          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8 @ X9)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.20  thf(zip_derived_cl138, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.20         ( (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          |  (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20              X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssPv28_1r1 @ X0)
% 1.70/1.20          | ~ (ssPv24_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4))),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl78, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.20  thf(zip_derived_cl140, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20          (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ skc36)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl76, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.20  thf(zip_derived_cl226, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.20         X21 : $i]:
% 1.70/1.20          (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ skc26)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl46, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173, 
% 1.70/1.20                 zip_derived_cl180, zip_derived_cl194])).
% 1.70/1.20  thf(clause69, conjecture,
% 1.70/1.20    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssPv26_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20        ( ~( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20        ( ~( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 ) ) | 
% 1.70/1.20        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 ) ) | 
% 1.70/1.20        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 ) ) | 
% 1.70/1.20        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 1.70/1.20        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 1.70/1.20        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 1.70/1.20        ( ~( ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 1.70/1.20        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 1.70/1.20  thf(zf_stmt_32, negated_conjecture,
% 1.70/1.20    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssPv26_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20     ( ~( ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20     ( ~( ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 ) ) | 
% 1.70/1.20     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 ) ) | 
% 1.70/1.20     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 ) ) | 
% 1.70/1.20     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 ) ) | 
% 1.70/1.20     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 1.70/1.20     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 1.70/1.20     ( ~( ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) | 
% 1.70/1.20     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause69])).
% 1.70/1.20  thf(zip_derived_cl33, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.20         X21 : $i, X22 : $i]:
% 1.70/1.20         (~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssPv26_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.20          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20               X7)
% 1.70/1.20          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8)
% 1.70/1.20          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9)
% 1.70/1.20          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.20          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.20          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15)
% 1.70/1.20          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16)
% 1.70/1.20          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17)
% 1.70/1.20          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17 @ X18)
% 1.70/1.20          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.20          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 1.70/1.20          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 1.70/1.20          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_32])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl112, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl114, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl121, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.20          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.20  thf(zip_derived_cl122, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.20          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.20  thf(zip_derived_cl123, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i]:
% 1.70/1.20          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122])).
% 1.70/1.20  thf(zip_derived_cl129, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.20          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8 @ X9)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.20  thf(zip_derived_cl135, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.20          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.20  thf(zip_derived_cl136, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.20          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135])).
% 1.70/1.20  thf(zip_derived_cl139, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.20  thf(zip_derived_cl141, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.20  thf(zip_derived_cl143, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i]:
% 1.70/1.20          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl70, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141])).
% 1.70/1.20  thf(zip_derived_cl158, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.20         X21 : $i, X22 : $i]:
% 1.70/1.20         (~ (ssPv26_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15)
% 1.70/1.20          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16)
% 1.70/1.20          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17)
% 1.70/1.20          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17 @ X18)
% 1.70/1.20          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.20          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 1.70/1.20          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 1.70/1.20          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl33, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143])).
% 1.70/1.20  thf(zip_derived_cl159, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i]:
% 1.70/1.20          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl66, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143])).
% 1.70/1.20  thf(zip_derived_cl164, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.20         X21 : $i, X22 : $i]:
% 1.70/1.20         (~ (ssPv26_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16)
% 1.70/1.20          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17)
% 1.70/1.20          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17 @ X18)
% 1.70/1.20          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.20          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 1.70/1.20          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 1.70/1.20          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl158, zip_derived_cl159])).
% 1.70/1.20  thf(clause22, conjecture,
% 1.70/1.20    (~( ( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc38 ) | 
% 1.70/1.20        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) ))).
% 1.70/1.20  thf(zf_stmt_33, negated_conjecture,
% 1.70/1.20    (( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc38 ) | 
% 1.70/1.20     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause22])).
% 1.70/1.20  thf(zip_derived_cl80, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.20         ( (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc38)
% 1.70/1.20          | ~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.20          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20               X7)
% 1.70/1.20          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8)
% 1.70/1.20          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9)
% 1.70/1.20          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_33])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl112, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl114, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl121, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.20          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.20  thf(zip_derived_cl122, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.20          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.20  thf(zip_derived_cl123, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i]:
% 1.70/1.20          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122])).
% 1.70/1.20  thf(zip_derived_cl129, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.20          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8 @ X9)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.20  thf(zip_derived_cl135, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.20          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.20  thf(zip_derived_cl137, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.20          (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ skc38)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl80, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135])).
% 1.70/1.20  thf(clause33, conjecture,
% 1.70/1.20    (~( ( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          skc32 ) | 
% 1.70/1.20        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 1.70/1.20  thf(zf_stmt_34, negated_conjecture,
% 1.70/1.20    (( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20       skc32 ) | 
% 1.70/1.20     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause33])).
% 1.70/1.20  thf(zip_derived_cl69, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i]:
% 1.70/1.20         ( (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ skc32)
% 1.70/1.20          | ~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.20          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20               X7)
% 1.70/1.20          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8)
% 1.70/1.20          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9)
% 1.70/1.20          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.20          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_34])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl112, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl114, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl121, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.20          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.20  thf(zip_derived_cl122, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.20          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.20  thf(zip_derived_cl123, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i]:
% 1.70/1.20          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122])).
% 1.70/1.20  thf(zip_derived_cl129, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.20          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8 @ X9)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.20  thf(zip_derived_cl135, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.20          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.20  thf(zip_derived_cl136, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.20          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135])).
% 1.70/1.20  thf(zip_derived_cl139, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.20  thf(zip_derived_cl141, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.20  thf(zip_derived_cl148, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i]:
% 1.70/1.20          (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ skc32)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl69, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141])).
% 1.70/1.20  thf(clause38, conjecture,
% 1.70/1.20    (~( ( ssPv26_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 1.70/1.20        ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssPv28_1r1 @ U ) ) | 
% 1.70/1.20        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20        ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20        ( ~( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 ) ) | 
% 1.70/1.20        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) ))).
% 1.70/1.20  thf(zf_stmt_35, negated_conjecture,
% 1.70/1.20    (( ssPv26_3r1r1r1 @ U @ V @ W ) | ( ~( ssNder1_0 ) ) | 
% 1.70/1.20     ( ~( ssNder1_1r1 @ U ) ) | ( ~( ssPv28_1r1 @ U ) ) | 
% 1.70/1.20     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20     ( ~( ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20     ( ~( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 ) ) | 
% 1.70/1.20     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause38])).
% 1.70/1.20  thf(zip_derived_cl64, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i]:
% 1.70/1.20         ( (ssPv26_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssPv28_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.20          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20               X7)
% 1.70/1.20          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8)
% 1.70/1.20          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9)
% 1.70/1.20          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.20          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 1.70/1.20          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_35])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl112, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl114, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl121, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.20          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.20  thf(zip_derived_cl122, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.20          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.20  thf(zip_derived_cl123, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i]:
% 1.70/1.20          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122])).
% 1.70/1.20  thf(zip_derived_cl129, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.20          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8 @ X9)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.20  thf(zip_derived_cl135, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.20          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.20  thf(zip_derived_cl136, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.20          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135])).
% 1.70/1.20  thf(zip_derived_cl139, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.20  thf(zip_derived_cl141, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.20  thf(zip_derived_cl143, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i]:
% 1.70/1.20          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl70, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141])).
% 1.70/1.20  thf(zip_derived_cl165, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i]:
% 1.70/1.20         ( (ssPv26_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssPv28_1r1 @ X0)
% 1.70/1.20          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15))),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl64, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143])).
% 1.70/1.20  thf(clause15, conjecture,
% 1.70/1.20    (~( ( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ skc40 ) | 
% 1.70/1.20        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) ))).
% 1.70/1.20  thf(zf_stmt_36, negated_conjecture,
% 1.70/1.20    (( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ skc40 ) | 
% 1.70/1.20     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause15])).
% 1.70/1.20  thf(zip_derived_cl87, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.20         ( (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc40)
% 1.70/1.20          | ~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_36])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl112, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl114, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl120, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.20          (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ skc40)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl87, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.20  thf(clause35, conjecture,
% 1.70/1.20    (~( ( ssPv28_1r1 @ U ) | ( ssPv26_3r1r1r1 @ U @ V @ W ) | 
% 1.70/1.20        ( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 1.70/1.20        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20        ( ~( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) ))).
% 1.70/1.20  thf(zf_stmt_37, negated_conjecture,
% 1.70/1.20    (( ssPv28_1r1 @ U ) | ( ssPv26_3r1r1r1 @ U @ V @ W ) | 
% 1.70/1.20     ( ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) | 
% 1.70/1.20     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20     ( ~( ssPv21_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause35])).
% 1.70/1.20  thf(zip_derived_cl67, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i]:
% 1.70/1.20         ( (ssPv28_1r1 @ X0)
% 1.70/1.20          |  (ssPv26_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.20          | ~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.20          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20               X7)
% 1.70/1.20          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)
% 1.70/1.20          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8)
% 1.70/1.20          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9)
% 1.70/1.20          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.20          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_37])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl112, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl114, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl121, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.20          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.20  thf(zip_derived_cl122, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.20          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.20  thf(zip_derived_cl123, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i]:
% 1.70/1.20          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122])).
% 1.70/1.20  thf(zip_derived_cl129, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.20          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8 @ X9)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.20  thf(zip_derived_cl135, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.20          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.20  thf(zip_derived_cl136, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.20          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135])).
% 1.70/1.20  thf(zip_derived_cl139, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.20  thf(zip_derived_cl141, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.20  thf(zip_derived_cl151, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i]:
% 1.70/1.20         ( (ssPv28_1r1 @ X0)
% 1.70/1.20          |  (ssPv26_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.20          | ~ (ssPv21_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7))),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl67, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141])).
% 1.70/1.20  thf(zip_derived_cl152, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X6 @ X5 @ X4 @ X3 @ X2 @ 
% 1.70/1.20            X1 @ X0 @ skc40 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7)
% 1.70/1.20          |  (ssPv26_3r1r1r1 @ X6 @ X5 @ X4)
% 1.70/1.20          |  (ssPv28_1r1 @ X6))),
% 1.70/1.20      inference('sup-', [status(thm)], [zip_derived_cl120, zip_derived_cl151])).
% 1.70/1.20  thf(zip_derived_cl146, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20         ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl132, zip_derived_cl135, zip_derived_cl136, 
% 1.70/1.20                 zip_derived_cl139])).
% 1.70/1.20  thf(zip_derived_cl153, plain,
% 1.70/1.20      (![X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20         ( (ssPv28_1r1 @ X12) |  (ssPv26_3r1r1r1 @ X12 @ X11 @ X10))),
% 1.70/1.20      inference('sup-', [status(thm)], [zip_derived_cl152, zip_derived_cl146])).
% 1.70/1.20  thf(zip_derived_cl166, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i]:
% 1.70/1.20         (~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 1.70/1.20          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          |  (ssPv26_3r1r1r1 @ X0 @ X1 @ X2))),
% 1.70/1.20      inference('clc', [status(thm)], [zip_derived_cl165, zip_derived_cl153])).
% 1.70/1.20  thf(zip_derived_cl167, plain,
% 1.70/1.20      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, 
% 1.70/1.20         X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i]:
% 1.70/1.20         ( (ssPv26_3r1r1r1 @ X14 @ X13 @ X12)
% 1.70/1.20          | ~ (ssPv16_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ 
% 1.70/1.20               X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2))),
% 1.70/1.20      inference('sup-', [status(thm)], [zip_derived_cl148, zip_derived_cl166])).
% 1.70/1.20  thf(zip_derived_cl168, plain,
% 1.70/1.20      (![X9 : $i, X10 : $i, X11 : $i]:  (ssPv26_3r1r1r1 @ X11 @ X10 @ X9)),
% 1.70/1.20      inference('sup-', [status(thm)], [zip_derived_cl137, zip_derived_cl167])).
% 1.70/1.20  thf(zip_derived_cl169, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i]:
% 1.70/1.20          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 1.70/1.20           X16)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl65, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159])).
% 1.70/1.20  thf(zip_derived_cl170, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 1.70/1.20          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl62, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169])).
% 1.70/1.20  thf(zip_derived_cl173, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 1.70/1.20          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17 @ X18)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl60, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170])).
% 1.70/1.20  thf(zip_derived_cl178, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.20         X21 : $i, X22 : $i]:
% 1.70/1.20         (~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20             X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.20          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 1.70/1.20          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 1.70/1.20          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl164, zip_derived_cl168, zip_derived_cl169, 
% 1.70/1.20                 zip_derived_cl170, zip_derived_cl173])).
% 1.70/1.20  thf(zip_derived_cl180, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 1.70/1.20          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17 @ X18 @ X19)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl59, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173])).
% 1.70/1.20  thf(zip_derived_cl184, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.20         X21 : $i, X22 : $i]:
% 1.70/1.20         (~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20             X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 1.70/1.20          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 1.70/1.20          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl178, zip_derived_cl180])).
% 1.70/1.20  thf(zip_derived_cl194, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 1.70/1.20          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl54, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173, 
% 1.70/1.20                 zip_derived_cl180])).
% 1.70/1.20  thf(zip_derived_cl197, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.20         X21 : $i, X22 : $i]:
% 1.70/1.20         (~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20             X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 1.70/1.20          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl184, zip_derived_cl194])).
% 1.70/1.20  thf(clause55, conjecture,
% 1.70/1.20    (~( ( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 1.70/1.20        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 ) ) | 
% 1.70/1.20        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 ) ) | 
% 1.70/1.20        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 ) ) | 
% 1.70/1.20        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 1.70/1.20        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 1.70/1.20        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.20             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) ))).
% 1.70/1.20  thf(zf_stmt_38, negated_conjecture,
% 1.70/1.20    (( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) | 
% 1.70/1.20     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.20     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.20     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.20     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.20     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.20     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.20     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.20     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.20     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.20     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.20     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 ) ) | 
% 1.70/1.20     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 ) ) | 
% 1.70/1.20     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 ) ) | 
% 1.70/1.20     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 ) ) | 
% 1.70/1.20     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 1.70/1.20     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.20          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.20          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause55])).
% 1.70/1.20  thf(zip_derived_cl47, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.20         X21 : $i]:
% 1.70/1.20         ( (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20            X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20            X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 1.70/1.20          | ~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.20          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.20          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20               X7)
% 1.70/1.20          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8)
% 1.70/1.20          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20               X6 @ X7 @ X8 @ X9)
% 1.70/1.20          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.20          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.20          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.20          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15)
% 1.70/1.20          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16)
% 1.70/1.20          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17)
% 1.70/1.20          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17 @ X18)
% 1.70/1.20          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.20          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_38])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl112, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl114, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl121, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.20          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.20  thf(zip_derived_cl122, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.20          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.20  thf(zip_derived_cl123, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i]:
% 1.70/1.20          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122])).
% 1.70/1.20  thf(zip_derived_cl129, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.20          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8 @ X9)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.20  thf(zip_derived_cl135, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.20          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.20  thf(zip_derived_cl136, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.20          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135])).
% 1.70/1.20  thf(zip_derived_cl139, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.20  thf(zip_derived_cl141, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.20  thf(zip_derived_cl143, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i]:
% 1.70/1.20          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl70, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141])).
% 1.70/1.20  thf(zip_derived_cl159, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i]:
% 1.70/1.20          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl66, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143])).
% 1.70/1.20  thf(zip_derived_cl169, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i]:
% 1.70/1.20          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 1.70/1.20           X16)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl65, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159])).
% 1.70/1.20  thf(zip_derived_cl170, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 1.70/1.20          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl62, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169])).
% 1.70/1.20  thf(zip_derived_cl173, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 1.70/1.20          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17 @ X18)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl60, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170])).
% 1.70/1.20  thf(zip_derived_cl180, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 1.70/1.20          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17 @ X18 @ X19)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl59, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173])).
% 1.70/1.20  thf(zip_derived_cl194, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 1.70/1.20          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl54, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173, 
% 1.70/1.20                 zip_derived_cl180])).
% 1.70/1.20  thf(zip_derived_cl203, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.20         X21 : $i]:
% 1.70/1.20          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl47, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173, 
% 1.70/1.20                 zip_derived_cl180, zip_derived_cl194])).
% 1.70/1.20  thf(zip_derived_cl205, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.20         X21 : $i, X22 : $i]:
% 1.70/1.20         (~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20             X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.20          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.20          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl197, zip_derived_cl203])).
% 1.70/1.20  thf(zip_derived_cl227, plain,
% 1.70/1.20      (![X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, 
% 1.70/1.20         X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, X21 : $i]:
% 1.70/1.20         (~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ 
% 1.70/1.20             X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8)
% 1.70/1.20          | ~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ X18 @ X17 @ 
% 1.70/1.20               X16 @ X15 @ X14 @ X13 @ X12 @ X11))),
% 1.70/1.20      inference('sup-', [status(thm)], [zip_derived_cl226, zip_derived_cl205])).
% 1.70/1.20  thf(zip_derived_cl232, plain,
% 1.70/1.20      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, 
% 1.70/1.20         X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20         ~ (ssPv18_11r1r1r1r1r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 1.70/1.20            X6 @ X5 @ X4 @ X3 @ X2)),
% 1.70/1.20      inference('sup-', [status(thm)], [zip_derived_cl140, zip_derived_cl227])).
% 1.70/1.20  thf(zip_derived_cl233, plain,
% 1.70/1.20      (![X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.20         (~ (ssPv24_5r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6)
% 1.70/1.20          | ~ (ssPv28_1r1 @ X10)
% 1.70/1.20          |  (ssPv22_7r1r1r1r1r1r1r1 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4))),
% 1.70/1.20      inference('sup-', [status(thm)], [zip_derived_cl138, zip_derived_cl232])).
% 1.70/1.20  thf(zip_derived_cl234, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20         ( (ssPv22_7r1r1r1r1r1r1r1 @ X3 @ X2 @ X1 @ X0 @ skc46 @ X5 @ X4)
% 1.70/1.20          | ~ (ssPv28_1r1 @ X3))),
% 1.70/1.20      inference('sup-', [status(thm)], [zip_derived_cl111, zip_derived_cl233])).
% 1.70/1.20  thf(clause13, conjecture,
% 1.70/1.20    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.20        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20        ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc43 ) ) ))).
% 1.70/1.20  thf(zf_stmt_39, negated_conjecture,
% 1.70/1.20    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.20     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.20     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.20     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.20     ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ skc43 ) )),
% 1.70/1.20    inference('cnf.neg', [status(esa)], [clause13])).
% 1.70/1.20  thf(zip_derived_cl89, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20         (~ (ssNder1_0)
% 1.70/1.20          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc43))),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_39])).
% 1.70/1.20  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.20      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.20  thf(zip_derived_cl104, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20         (~ (ssNder1_1r1 @ X0)
% 1.70/1.20          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.20          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.20          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.20          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.20          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc43))),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl89, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.20  thf(zip_derived_cl108, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.20  thf(zip_derived_cl109, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108])).
% 1.70/1.20  thf(zip_derived_cl110, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.20          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.20  thf(zip_derived_cl112, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl117, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20         ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ skc43)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl104, zip_derived_cl107, zip_derived_cl108, 
% 1.70/1.20                 zip_derived_cl109, zip_derived_cl110, zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl235, plain, (![X4 : $i]: ~ (ssPv28_1r1 @ X4)),
% 1.70/1.20      inference('sup-', [status(thm)], [zip_derived_cl234, zip_derived_cl117])).
% 1.70/1.20  thf(zip_derived_cl240, plain,
% 1.70/1.20      (![X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssPv25_4r1r1r1r1 @ X4 @ X3 @ X2 @ X1)),
% 1.70/1.20      inference('demod', [status(thm)], [zip_derived_cl220, zip_derived_cl235])).
% 1.70/1.20  thf(zip_derived_cl112, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.20          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.20  thf(zip_derived_cl114, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.20          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112])).
% 1.70/1.20  thf(zip_derived_cl121, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.20          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.20  thf(zip_derived_cl122, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.20          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.20  thf(zip_derived_cl123, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i]:
% 1.70/1.20          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122])).
% 1.70/1.20  thf(zip_derived_cl129, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.20          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.20           X7 @ X8 @ X9)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.20  thf(zip_derived_cl135, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.20          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.20  thf(zip_derived_cl136, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.20          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.20           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135])).
% 1.70/1.20  thf(zip_derived_cl139, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.20          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.20  thf(zip_derived_cl141, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.20          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.20  thf(zip_derived_cl143, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i]:
% 1.70/1.20          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.20           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl70, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141])).
% 1.70/1.20  thf(zip_derived_cl159, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i]:
% 1.70/1.20          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl66, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143])).
% 1.70/1.20  thf(zip_derived_cl169, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i]:
% 1.70/1.20          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 1.70/1.20           X16)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl65, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159])).
% 1.70/1.20  thf(zip_derived_cl170, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 1.70/1.20          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl62, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169])).
% 1.70/1.20  thf(zip_derived_cl173, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 1.70/1.20          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17 @ X18)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl60, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170])).
% 1.70/1.20  thf(zip_derived_cl180, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 1.70/1.20          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20           X15 @ X16 @ X17 @ X18 @ X19)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl59, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173])).
% 1.70/1.20  thf(zip_derived_cl194, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 1.70/1.20          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl54, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173, 
% 1.70/1.20                 zip_derived_cl180])).
% 1.70/1.20  thf(zip_derived_cl203, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.20         X21 : $i]:
% 1.70/1.20          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.20           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.20           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl47, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.20                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.20                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.20                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.20                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173, 
% 1.70/1.20                 zip_derived_cl180, zip_derived_cl194])).
% 1.70/1.20  thf(zip_derived_cl290, plain,
% 1.70/1.20      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.20         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.20         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.20         X21 : $i, X22 : $i]:
% 1.70/1.20         ( (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.20            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 1.70/1.20          |  (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.20              X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.20              X15 @ X16 @ X17 @ X18)
% 1.70/1.20          | ~ (ssPv6_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.20               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.20               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 1.70/1.20      inference('demod', [status(thm)],
% 1.70/1.20                [zip_derived_cl26, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.20                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.20                 zip_derived_cl240, zip_derived_cl112, zip_derived_cl114, 
% 1.70/1.20                 zip_derived_cl121, zip_derived_cl122, zip_derived_cl123, 
% 1.70/1.20                 zip_derived_cl129, zip_derived_cl135, zip_derived_cl136, 
% 1.70/1.20                 zip_derived_cl139, zip_derived_cl141, zip_derived_cl143, 
% 1.70/1.20                 zip_derived_cl159, zip_derived_cl169, zip_derived_cl170, 
% 1.70/1.20                 zip_derived_cl173, zip_derived_cl180, zip_derived_cl194, 
% 1.70/1.20                 zip_derived_cl203])).
% 1.70/1.21  thf(zip_derived_cl291, plain,
% 1.70/1.21      (![X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i, X8 : $i, X9 : $i, 
% 1.70/1.21         X10 : $i, X11 : $i, X12 : $i, X13 : $i, X14 : $i, X15 : $i, X16 : $i, 
% 1.70/1.21         X17 : $i, X18 : $i, X19 : $i, X20 : $i, X21 : $i]:
% 1.70/1.21         ( (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ 
% 1.70/1.21            X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 1.70/1.21            X8 @ X7 @ X6 @ X5 @ X4 @ X3)
% 1.70/1.21          |  (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X21 @ X20 @ X19 @ 
% 1.70/1.21              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 1.70/1.21              X7 @ X6))),
% 1.70/1.21      inference('sup-', [status(thm)], [zip_derived_cl226, zip_derived_cl290])).
% 1.70/1.21  thf(zip_derived_cl210, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 1.70/1.21         ( (ssPv28_1r1 @ X0)
% 1.70/1.21          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21              X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.21          |  (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21              X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.21          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl50, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.21                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173])).
% 1.70/1.21  thf(zip_derived_cl235, plain, (![X4 : $i]: ~ (ssPv28_1r1 @ X4)),
% 1.70/1.21      inference('sup-', [status(thm)], [zip_derived_cl234, zip_derived_cl117])).
% 1.70/1.21  thf(zip_derived_cl238, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 1.70/1.21         ( (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.21          |  (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21              X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21              X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.21          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13))),
% 1.70/1.21      inference('demod', [status(thm)], [zip_derived_cl210, zip_derived_cl235])).
% 1.70/1.21  thf(clause82, conjecture,
% 1.70/1.21    (~( ( ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 1.70/1.21        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.21        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.21        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.21        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.21        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.21        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.21        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.21        ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.21        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.21        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.21        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.21        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.21        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.21        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.21        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.21        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.21        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 ) ) | 
% 1.70/1.21        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 ) ) | 
% 1.70/1.21        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 @ X12 ) ) | 
% 1.70/1.21        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 1.70/1.21        ( ~( ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 1.70/1.21        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 1.70/1.21        ( ~( ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 1.70/1.21        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 1.70/1.21        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 1.70/1.21        ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) ) ))).
% 1.70/1.21  thf(zf_stmt_40, negated_conjecture,
% 1.70/1.21    (( ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ X18 ) | 
% 1.70/1.21     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.21     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.21     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.21     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.21     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.21     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.21     ( ~( ssPv22_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.21     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.21     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.21     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.21     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.21     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.21     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.21     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.21     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.21     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 ) ) | 
% 1.70/1.21     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 ) ) | 
% 1.70/1.21     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 ) ) | 
% 1.70/1.21     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 @ X13 ) ) | 
% 1.70/1.21     ( ~( ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 @ X13 ) ) | 
% 1.70/1.21     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 1.70/1.21     ( ~( ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 1.70/1.21     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 1.70/1.21     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 1.70/1.21     ( ~( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) )),
% 1.70/1.21    inference('cnf.neg', [status(esa)], [clause82])).
% 1.70/1.21  thf(zip_derived_cl20, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.21         X21 : $i, X22 : $i, X23 : $i]:
% 1.70/1.21         ( (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)
% 1.70/1.21          | ~ (ssNder1_0)
% 1.70/1.21          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.21          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.21          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.21          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.21          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.21          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.21          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.21          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.21          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.21               X7)
% 1.70/1.21          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.21               X6 @ X7 @ X8)
% 1.70/1.21          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.21               X6 @ X7 @ X8 @ X9)
% 1.70/1.21          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.21          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.21          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.21          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.21          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.21          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15)
% 1.70/1.21          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16)
% 1.70/1.21          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16 @ X17)
% 1.70/1.21          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16 @ X17 @ X18)
% 1.70/1.21          | ~ (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16 @ X17 @ X18)
% 1.70/1.21          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.21          | ~ (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.21          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 1.70/1.21          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 1.70/1.21          | ~ (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22))),
% 1.70/1.21      inference('cnf', [status(esa)], [zf_stmt_40])).
% 1.70/1.21  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.21      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.21  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.21      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.21  thf(zip_derived_cl108, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.21  thf(zip_derived_cl109, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108])).
% 1.70/1.21  thf(zip_derived_cl110, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.21          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.21  thf(zip_derived_cl112, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.21          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.21  thf(zip_derived_cl114, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.21          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112])).
% 1.70/1.21  thf(zip_derived_cl121, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.21          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.21  thf(zip_derived_cl122, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.21          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.21  thf(zip_derived_cl123, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i]:
% 1.70/1.21          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.21           X7 @ X8)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122])).
% 1.70/1.21  thf(zip_derived_cl129, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.21          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.21           X7 @ X8 @ X9)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.21  thf(zip_derived_cl135, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.21          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.21           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.21  thf(zip_derived_cl136, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.21          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.21           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135])).
% 1.70/1.21  thf(zip_derived_cl139, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.21          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.21  thf(zip_derived_cl141, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.21          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.21  thf(zip_derived_cl143, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i]:
% 1.70/1.21          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl70, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141])).
% 1.70/1.21  thf(zip_derived_cl159, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i]:
% 1.70/1.21          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl66, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143])).
% 1.70/1.21  thf(zip_derived_cl169, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i]:
% 1.70/1.21          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 1.70/1.21           X16)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl65, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159])).
% 1.70/1.21  thf(zip_derived_cl170, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 1.70/1.21          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.21           X15 @ X16 @ X17)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl62, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.21                 zip_derived_cl169])).
% 1.70/1.21  thf(zip_derived_cl173, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 1.70/1.21          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.21           X15 @ X16 @ X17 @ X18)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl60, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.21                 zip_derived_cl169, zip_derived_cl170])).
% 1.70/1.21  thf(zip_derived_cl180, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 1.70/1.21          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.21           X15 @ X16 @ X17 @ X18 @ X19)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl59, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.21                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173])).
% 1.70/1.21  thf(zip_derived_cl194, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 1.70/1.21          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl54, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.21                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173, 
% 1.70/1.21                 zip_derived_cl180])).
% 1.70/1.21  thf(zip_derived_cl203, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.21         X21 : $i]:
% 1.70/1.21          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl47, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.21                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173, 
% 1.70/1.21                 zip_derived_cl180, zip_derived_cl194])).
% 1.70/1.21  thf(clause62, conjecture,
% 1.70/1.21    (~( ( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 1.70/1.21        ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.21        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.21        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.21        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.21        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.21        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.21        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.21        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.21        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.21        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.21        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.21        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.21        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.21        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.21        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.21        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 ) ) | 
% 1.70/1.21        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 ) ) | 
% 1.70/1.21        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 @ X12 ) ) | 
% 1.70/1.21        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 1.70/1.21        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 1.70/1.21        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 1.70/1.21        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) ))).
% 1.70/1.21  thf(zf_stmt_41, negated_conjecture,
% 1.70/1.21    (( ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21       U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21       X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 ) | 
% 1.70/1.21     ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.21     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.21     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.21     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.21     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.21     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.21     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.21     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.21     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.21     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.21     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.21     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.21     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.21     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.21     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 ) ) | 
% 1.70/1.21     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 ) ) | 
% 1.70/1.21     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 ) ) | 
% 1.70/1.21     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 @ X13 ) ) | 
% 1.70/1.21     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 1.70/1.21     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 1.70/1.21     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) )),
% 1.70/1.21    inference('cnf.neg', [status(esa)], [clause62])).
% 1.70/1.21  thf(zip_derived_cl40, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.21         X21 : $i, X22 : $i]:
% 1.70/1.21         ( (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)
% 1.70/1.21          | ~ (ssNder1_0)
% 1.70/1.21          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.21          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.21          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.21          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.21          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.21          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.21          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.21          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.21               X7)
% 1.70/1.21          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.21               X6 @ X7 @ X8)
% 1.70/1.21          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.21               X6 @ X7 @ X8 @ X9)
% 1.70/1.21          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.21          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.21          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.21          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.21          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.21          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15)
% 1.70/1.21          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16)
% 1.70/1.21          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16 @ X17)
% 1.70/1.21          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16 @ X17 @ X18)
% 1.70/1.21          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.21          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 1.70/1.21          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21))),
% 1.70/1.21      inference('cnf', [status(esa)], [zf_stmt_41])).
% 1.70/1.21  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.21      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.21  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.21      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.21  thf(zip_derived_cl108, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.21  thf(zip_derived_cl109, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108])).
% 1.70/1.21  thf(zip_derived_cl110, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.21          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.21  thf(zip_derived_cl112, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.21          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.21  thf(zip_derived_cl114, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.21          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112])).
% 1.70/1.21  thf(zip_derived_cl121, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.21          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.21  thf(zip_derived_cl122, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.21          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.21  thf(zip_derived_cl123, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i]:
% 1.70/1.21          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.21           X7 @ X8)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122])).
% 1.70/1.21  thf(zip_derived_cl129, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.21          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.21           X7 @ X8 @ X9)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.21  thf(zip_derived_cl135, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.21          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.21           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.21  thf(zip_derived_cl136, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.21          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.21           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135])).
% 1.70/1.21  thf(zip_derived_cl139, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.21          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.21  thf(zip_derived_cl141, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.21          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.21  thf(zip_derived_cl143, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i]:
% 1.70/1.21          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl70, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141])).
% 1.70/1.21  thf(zip_derived_cl159, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i]:
% 1.70/1.21          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl66, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143])).
% 1.70/1.21  thf(zip_derived_cl169, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i]:
% 1.70/1.21          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 1.70/1.21           X16)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl65, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159])).
% 1.70/1.21  thf(zip_derived_cl170, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 1.70/1.21          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.21           X15 @ X16 @ X17)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl62, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.21                 zip_derived_cl169])).
% 1.70/1.21  thf(zip_derived_cl173, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 1.70/1.21          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.21           X15 @ X16 @ X17 @ X18)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl60, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.21                 zip_derived_cl169, zip_derived_cl170])).
% 1.70/1.21  thf(zip_derived_cl180, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 1.70/1.21          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.21           X15 @ X16 @ X17 @ X18 @ X19)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl59, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.21                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173])).
% 1.70/1.21  thf(zip_derived_cl194, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 1.70/1.21          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl54, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.21                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173, 
% 1.70/1.21                 zip_derived_cl180])).
% 1.70/1.21  thf(zip_derived_cl203, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.21         X21 : $i]:
% 1.70/1.21          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl47, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.21                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173, 
% 1.70/1.21                 zip_derived_cl180, zip_derived_cl194])).
% 1.70/1.21  thf(zip_derived_cl264, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.21         X21 : $i, X22 : $i]:
% 1.70/1.21          (ssNder1_23r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21           X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21           X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl40, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.21                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173, 
% 1.70/1.21                 zip_derived_cl180, zip_derived_cl194, zip_derived_cl203])).
% 1.70/1.21  thf(zip_derived_cl294, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.21         X21 : $i, X22 : $i, X23 : $i]:
% 1.70/1.21         ( (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ X23)
% 1.70/1.21          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.21          | ~ (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16 @ X17 @ X18)
% 1.70/1.21          | ~ (ssPv9_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16 @ X17 @ X18 @ X19))),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl20, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.21                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173, 
% 1.70/1.21                 zip_derived_cl180, zip_derived_cl194, zip_derived_cl203, 
% 1.70/1.21                 zip_derived_cl264])).
% 1.70/1.21  thf(zip_derived_cl295, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.21         X21 : $i, X22 : $i, X23 : $i]:
% 1.70/1.21         (~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ 
% 1.70/1.21             X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)
% 1.70/1.21          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ 
% 1.70/1.21              X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5)
% 1.70/1.21          | ~ (ssPv10_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ X18 @ 
% 1.70/1.21               X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 1.70/1.21               X6 @ X5 @ X4 @ X3 @ X2 @ X1)
% 1.70/1.21          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13)
% 1.70/1.21          |  (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X19 @ 
% 1.70/1.21              X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ 
% 1.70/1.21              X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ X23 @ X22 @ X21 @ X20))),
% 1.70/1.21      inference('sup-', [status(thm)], [zip_derived_cl238, zip_derived_cl294])).
% 1.70/1.21  thf(zip_derived_cl296, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.21         X21 : $i, X22 : $i, X23 : $i]:
% 1.70/1.21         ( (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ 
% 1.70/1.21            X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ 
% 1.70/1.21            X3)
% 1.70/1.21          |  (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ 
% 1.70/1.21              X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ 
% 1.70/1.21              X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0 @ X23 @ X22 @ X21 @ X20 @ X19)
% 1.70/1.21          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12)
% 1.70/1.21          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ 
% 1.70/1.21              X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4)
% 1.70/1.21          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X18 @ X17 @ X16 @ X15 @ 
% 1.70/1.21               X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5))),
% 1.70/1.21      inference('sup-', [status(thm)], [zip_derived_cl291, zip_derived_cl295])).
% 1.70/1.21  thf(clause64, conjecture,
% 1.70/1.21    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.21        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.21        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.21        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.21        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.21        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.21        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.21        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.21        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.21        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.21        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.21        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.21        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.21        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.21        ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.21        ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 ) ) | 
% 1.70/1.21        ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 ) ) | 
% 1.70/1.21        ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 @ X12 ) ) | 
% 1.70/1.21        ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 @ X12 @ X13 ) ) | 
% 1.70/1.21        ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 1.70/1.21        ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 1.70/1.21        ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 1.70/1.21        ( ~( ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ skc25 ) ) ))).
% 1.70/1.21  thf(zf_stmt_42, negated_conjecture,
% 1.70/1.21    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.21     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.21     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.21     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.21     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.21     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.21     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.21     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.21     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.21     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.21     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.21     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.21     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.21     ( ~( ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 ) ) | 
% 1.70/1.21     ( ~( ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 ) ) | 
% 1.70/1.21     ( ~( ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 ) ) | 
% 1.70/1.21     ( ~( ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 ) ) | 
% 1.70/1.21     ( ~( ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 @ X13 ) ) | 
% 1.70/1.21     ( ~( ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 @ X13 @ X14 ) ) | 
% 1.70/1.21     ( ~( ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 @ X13 @ X14 @ X15 ) ) | 
% 1.70/1.21     ( ~( ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 ) ) | 
% 1.70/1.21     ( ~( ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ X16 @ X17 @ skc25 ) )),
% 1.70/1.21    inference('cnf.neg', [status(esa)], [clause64])).
% 1.70/1.21  thf(zip_derived_cl38, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.21         X21 : $i, X22 : $i]:
% 1.70/1.21         (~ (ssNder1_0)
% 1.70/1.21          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.21          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.21          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.21          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.21          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.21          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.21          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.21          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.21               X7)
% 1.70/1.21          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.21               X6 @ X7 @ X8)
% 1.70/1.21          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.21               X6 @ X7 @ X8 @ X9)
% 1.70/1.21          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.21          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.21          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.21          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.21          | ~ (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)
% 1.70/1.21          | ~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15)
% 1.70/1.21          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16)
% 1.70/1.21          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16 @ X17)
% 1.70/1.21          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16 @ X17 @ X18)
% 1.70/1.21          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.21          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 1.70/1.21          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 1.70/1.21          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 1.70/1.21               skc25))),
% 1.70/1.21      inference('cnf', [status(esa)], [zf_stmt_42])).
% 1.70/1.21  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.21      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.21  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.21      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.21  thf(zip_derived_cl108, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.21  thf(zip_derived_cl109, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108])).
% 1.70/1.21  thf(zip_derived_cl110, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.21          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.21  thf(zip_derived_cl112, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.21          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.21  thf(zip_derived_cl114, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.21          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112])).
% 1.70/1.21  thf(zip_derived_cl121, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.21          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.21  thf(zip_derived_cl122, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.21          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.21  thf(zip_derived_cl123, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i]:
% 1.70/1.21          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.21           X7 @ X8)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122])).
% 1.70/1.21  thf(zip_derived_cl129, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.21          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.21           X7 @ X8 @ X9)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.21  thf(zip_derived_cl135, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.21          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.21           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.21  thf(zip_derived_cl136, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.21          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.21           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135])).
% 1.70/1.21  thf(zip_derived_cl139, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.21          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.21  thf(zip_derived_cl141, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.21          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.21  thf(zip_derived_cl143, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i]:
% 1.70/1.21          (ssNder1_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl70, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141])).
% 1.70/1.21  thf(zip_derived_cl157, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.21         X21 : $i, X22 : $i]:
% 1.70/1.21         (~ (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21             X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)
% 1.70/1.21          | ~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16)
% 1.70/1.21          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16 @ X17)
% 1.70/1.21          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16 @ X17 @ X18)
% 1.70/1.21          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.21          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 1.70/1.21          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 1.70/1.21          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 1.70/1.21               skc25))),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl38, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143])).
% 1.70/1.21  thf(zip_derived_cl159, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i]:
% 1.70/1.21          (ssNder1_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl66, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143])).
% 1.70/1.21  thf(zip_derived_cl163, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.21         X21 : $i, X22 : $i]:
% 1.70/1.21         (~ (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21             X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.21             X15 @ X16)
% 1.70/1.21          | ~ (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21               X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16 @ X17)
% 1.70/1.21          | ~ (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16 @ X17 @ X18)
% 1.70/1.21          | ~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21               X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21               X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.21          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 1.70/1.21          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 1.70/1.21          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 1.70/1.21               skc25))),
% 1.70/1.21      inference('demod', [status(thm)], [zip_derived_cl157, zip_derived_cl159])).
% 1.70/1.21  thf(zip_derived_cl169, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i]:
% 1.70/1.21          (ssNder1_17r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21           X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ X15 @ 
% 1.70/1.21           X16)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl65, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159])).
% 1.70/1.21  thf(zip_derived_cl170, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i]:
% 1.70/1.21          (ssNder1_18r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.21           X15 @ X16 @ X17)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl62, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.21                 zip_derived_cl169])).
% 1.70/1.21  thf(zip_derived_cl173, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i]:
% 1.70/1.21          (ssNder1_19r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.21           X15 @ X16 @ X17 @ X18)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl60, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.21                 zip_derived_cl169, zip_derived_cl170])).
% 1.70/1.21  thf(zip_derived_cl177, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.21         X21 : $i, X22 : $i]:
% 1.70/1.21         (~ (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21             X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21             X14 @ X15 @ X16 @ X17 @ X18 @ X19)
% 1.70/1.21          | ~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 1.70/1.21          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 1.70/1.21          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 1.70/1.21               skc25))),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl163, zip_derived_cl169, zip_derived_cl170, 
% 1.70/1.21                 zip_derived_cl173])).
% 1.70/1.21  thf(zip_derived_cl180, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i]:
% 1.70/1.21          (ssNder1_20r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ 
% 1.70/1.21           X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.21           X15 @ X16 @ X17 @ X18 @ X19)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl59, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.21                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173])).
% 1.70/1.21  thf(zip_derived_cl183, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.21         X21 : $i, X22 : $i]:
% 1.70/1.21         (~ (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21             X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21             X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)
% 1.70/1.21          | ~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 1.70/1.21          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 1.70/1.21               skc25))),
% 1.70/1.21      inference('demod', [status(thm)], [zip_derived_cl177, zip_derived_cl180])).
% 1.70/1.21  thf(zip_derived_cl194, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i]:
% 1.70/1.21          (ssNder1_21r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl54, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.21                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173, 
% 1.70/1.21                 zip_derived_cl180])).
% 1.70/1.21  thf(zip_derived_cl196, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.21         X21 : $i, X22 : $i]:
% 1.70/1.21         (~ (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21             X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21             X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)
% 1.70/1.21          | ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21               X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21               X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ 
% 1.70/1.21               skc25))),
% 1.70/1.21      inference('demod', [status(thm)], [zip_derived_cl183, zip_derived_cl194])).
% 1.70/1.21  thf(zip_derived_cl203, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.21         X21 : $i]:
% 1.70/1.21          (ssNder1_22r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ 
% 1.70/1.21           X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ 
% 1.70/1.21           X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl47, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139, 
% 1.70/1.21                 zip_derived_cl141, zip_derived_cl143, zip_derived_cl159, 
% 1.70/1.21                 zip_derived_cl169, zip_derived_cl170, zip_derived_cl173, 
% 1.70/1.21                 zip_derived_cl180, zip_derived_cl194])).
% 1.70/1.21  thf(zip_derived_cl204, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.21         X21 : $i, X22 : $i]:
% 1.70/1.21         ~ (ssPv5_24r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ 
% 1.70/1.21            X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ 
% 1.70/1.21            X13 @ X14 @ X15 @ X16 @ X17 @ X18 @ X19 @ X20 @ X21 @ X22 @ skc25)),
% 1.70/1.21      inference('demod', [status(thm)], [zip_derived_cl196, zip_derived_cl203])).
% 1.70/1.21  thf(zip_derived_cl297, plain,
% 1.70/1.21      (![X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i, X15 : $i, X16 : $i, X17 : $i, X18 : $i, X19 : $i, X20 : $i, 
% 1.70/1.21         X21 : $i, X22 : $i]:
% 1.70/1.21         (~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ X21 @ X20 @ X19 @ 
% 1.70/1.21             X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9)
% 1.70/1.21          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ X21 @ X20 @ 
% 1.70/1.21              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 1.70/1.21              X8)
% 1.70/1.21          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X22 @ X21 @ X20 @ X19 @ X18 @ X17 @ X16)
% 1.70/1.21          |  (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X22 @ X21 @ X20 @ 
% 1.70/1.21              X19 @ X18 @ X17 @ X16 @ X15 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ 
% 1.70/1.21              X8 @ X7))),
% 1.70/1.21      inference('sup-', [status(thm)], [zip_derived_cl296, zip_derived_cl204])).
% 1.70/1.21  thf(clause34, conjecture,
% 1.70/1.21    (~( ( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.21        ( ~( ssNder1_2r1r1 @ U @ V ) ) | 
% 1.70/1.21        ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.21        ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.21        ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.21        ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.21        ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.21        ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.21        ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.21        ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.21        ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.21        ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.21        ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.21        ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.21        ( ~( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21             U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ 
% 1.70/1.21             X9 @ skc33 ) ) ))).
% 1.70/1.21  thf(zf_stmt_43, negated_conjecture,
% 1.70/1.21    (( ~( ssNder1_0 ) ) | ( ~( ssNder1_1r1 @ U ) ) | 
% 1.70/1.21     ( ~( ssNder1_2r1r1 @ U @ V ) ) | ( ~( ssNder1_3r1r1r1 @ U @ V @ W ) ) | 
% 1.70/1.21     ( ~( ssNder1_4r1r1r1r1 @ U @ V @ W @ X ) ) | 
% 1.70/1.21     ( ~( ssNder1_5r1r1r1r1r1 @ U @ V @ W @ X @ Y ) ) | 
% 1.70/1.21     ( ~( ssNder1_6r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z ) ) | 
% 1.70/1.21     ( ~( ssNder1_7r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 ) ) | 
% 1.70/1.21     ( ~( ssNder1_8r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 ) ) | 
% 1.70/1.21     ( ~( ssNder1_9r1r1r1r1r1r1r1r1r1 @ U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 ) ) | 
% 1.70/1.21     ( ~( ssNder1_10r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 ) ) | 
% 1.70/1.21     ( ~( ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 ) ) | 
% 1.70/1.21     ( ~( ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 ) ) | 
% 1.70/1.21     ( ~( ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 ) ) | 
% 1.70/1.21     ( ~( ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 ) ) | 
% 1.70/1.21     ( ~( ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @
% 1.70/1.21          U @ V @ W @ X @ Y @ Z @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ 
% 1.70/1.21          skc33 ) )),
% 1.70/1.21    inference('cnf.neg', [status(esa)], [clause34])).
% 1.70/1.21  thf(zip_derived_cl68, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i]:
% 1.70/1.21         (~ (ssNder1_0)
% 1.70/1.21          | ~ (ssNder1_1r1 @ X0)
% 1.70/1.21          | ~ (ssNder1_2r1r1 @ X0 @ X1)
% 1.70/1.21          | ~ (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)
% 1.70/1.21          | ~ (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)
% 1.70/1.21          | ~ (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)
% 1.70/1.21          | ~ (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)
% 1.70/1.21          | ~ (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)
% 1.70/1.21          | ~ (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.21               X7)
% 1.70/1.21          | ~ (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.21               X6 @ X7 @ X8)
% 1.70/1.21          | ~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.21               X6 @ X7 @ X8 @ X9)
% 1.70/1.21          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.21          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.21          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.21          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.21          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.21               skc33))),
% 1.70/1.21      inference('cnf', [status(esa)], [zf_stmt_43])).
% 1.70/1.21  thf(zip_derived_cl101, plain, ( (ssNder1_0)),
% 1.70/1.21      inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.70/1.21  thf(zip_derived_cl107, plain, (![X0 : $i]:  (ssNder1_1r1 @ X0)),
% 1.70/1.21      inference('demod', [status(thm)], [zip_derived_cl100, zip_derived_cl101])).
% 1.70/1.21  thf(zip_derived_cl108, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i]:  (ssNder1_2r1r1 @ X0 @ X1)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl99, zip_derived_cl101, zip_derived_cl107])).
% 1.70/1.21  thf(zip_derived_cl109, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i]:  (ssNder1_3r1r1r1 @ X0 @ X1 @ X2)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl98, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108])).
% 1.70/1.21  thf(zip_derived_cl110, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.70/1.21          (ssNder1_4r1r1r1r1 @ X0 @ X1 @ X2 @ X3)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl97, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109])).
% 1.70/1.21  thf(zip_derived_cl112, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 1.70/1.21          (ssNder1_5r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl94, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110])).
% 1.70/1.21  thf(zip_derived_cl114, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 1.70/1.21          (ssNder1_6r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl91, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112])).
% 1.70/1.21  thf(zip_derived_cl121, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 1.70/1.21          (ssNder1_7r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl88, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114])).
% 1.70/1.21  thf(zip_derived_cl122, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 1.70/1.21          (ssNder1_8r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ X7)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl85, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121])).
% 1.70/1.21  thf(zip_derived_cl123, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i]:
% 1.70/1.21          (ssNder1_9r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.21           X7 @ X8)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl84, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122])).
% 1.70/1.21  thf(zip_derived_cl127, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i]:
% 1.70/1.21         (~ (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.21             X6 @ X7 @ X8 @ X9)
% 1.70/1.21          | ~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21               X5 @ X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.21          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.21          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.21          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.21          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.21               skc33))),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl68, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.21  thf(zip_derived_cl129, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i]:
% 1.70/1.21          (ssNder1_10r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ X6 @ 
% 1.70/1.21           X7 @ X8 @ X9)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl83, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123])).
% 1.70/1.21  thf(zip_derived_cl133, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i]:
% 1.70/1.21         (~ (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.21             X6 @ X7 @ X8 @ X9 @ X10)
% 1.70/1.21          | ~ (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11)
% 1.70/1.21          | ~ (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21               X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)
% 1.70/1.21          | ~ (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)
% 1.70/1.21          | ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21               X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ 
% 1.70/1.21               skc33))),
% 1.70/1.21      inference('demod', [status(thm)], [zip_derived_cl127, zip_derived_cl129])).
% 1.70/1.21  thf(zip_derived_cl135, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i]:
% 1.70/1.21          (ssNder1_11r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.21           X6 @ X7 @ X8 @ X9 @ X10)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl82, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129])).
% 1.70/1.21  thf(zip_derived_cl136, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i]:
% 1.70/1.21          (ssNder1_12r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ X5 @ 
% 1.70/1.21           X6 @ X7 @ X8 @ X9 @ X10 @ X11)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl81, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135])).
% 1.70/1.21  thf(zip_derived_cl139, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.21          (ssNder1_13r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl77, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136])).
% 1.70/1.21  thf(zip_derived_cl141, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.21          (ssNder1_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21           X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl74, zip_derived_cl101, zip_derived_cl107, 
% 1.70/1.21                 zip_derived_cl108, zip_derived_cl109, zip_derived_cl110, 
% 1.70/1.21                 zip_derived_cl112, zip_derived_cl114, zip_derived_cl121, 
% 1.70/1.21                 zip_derived_cl122, zip_derived_cl123, zip_derived_cl129, 
% 1.70/1.21                 zip_derived_cl135, zip_derived_cl136, zip_derived_cl139])).
% 1.70/1.21  thf(zip_derived_cl147, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i]:
% 1.70/1.21         ~ (ssPv13_16r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ 
% 1.70/1.21            X4 @ X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ X14 @ skc33)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl133, zip_derived_cl135, zip_derived_cl136, 
% 1.70/1.21                 zip_derived_cl139, zip_derived_cl141])).
% 1.70/1.21  thf(zip_derived_cl298, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i, 
% 1.70/1.21         X14 : $i]:
% 1.70/1.21         (~ (ssPv22_7r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8)
% 1.70/1.21          |  (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ 
% 1.70/1.21              X11 @ X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 1.70/1.21          | ~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X14 @ X13 @ X12 @ X11 @ 
% 1.70/1.21               X10 @ X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1))),
% 1.70/1.21      inference('sup-', [status(thm)], [zip_derived_cl297, zip_derived_cl147])).
% 1.70/1.21  thf(zip_derived_cl146, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.21         ~ (ssPv14_15r1r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X0 @ X1 @ X2 @ X3 @ X4 @ 
% 1.70/1.21            X5 @ X6 @ X7 @ X8 @ X9 @ X10 @ X11 @ X12 @ X13 @ skc35)),
% 1.70/1.21      inference('demod', [status(thm)],
% 1.70/1.21                [zip_derived_cl132, zip_derived_cl135, zip_derived_cl136, 
% 1.70/1.21                 zip_derived_cl139])).
% 1.70/1.21  thf(zip_derived_cl299, plain,
% 1.70/1.21      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 1.70/1.21         X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i, X13 : $i]:
% 1.70/1.21         (~ (ssPv15_14r1r1r1r1r1r1r1r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ 
% 1.70/1.21             X9 @ X8 @ X7 @ X6 @ X5 @ X4 @ X3 @ X2 @ X1 @ X0)
% 1.70/1.21          | ~ (ssPv22_7r1r1r1r1r1r1r1 @ X13 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7))),
% 1.70/1.21      inference('sup-', [status(thm)], [zip_derived_cl298, zip_derived_cl146])).
% 1.70/1.21  thf(zip_derived_cl300, plain,
% 1.70/1.21      (![X6 : $i, X7 : $i, X8 : $i, X9 : $i, X10 : $i, X11 : $i, X12 : $i]:
% 1.70/1.21         ~ (ssPv22_7r1r1r1r1r1r1r1 @ X12 @ X11 @ X10 @ X9 @ X8 @ X7 @ X6)),
% 1.70/1.21      inference('sup-', [status(thm)], [zip_derived_cl140, zip_derived_cl299])).
% 1.70/1.21  thf(zip_derived_cl303, plain, ($false),
% 1.70/1.21      inference('sup-', [status(thm)], [zip_derived_cl118, zip_derived_cl300])).
% 1.70/1.21  
% 1.70/1.21  % SZS output end Refutation
% 1.70/1.21  
% 1.70/1.21  
% 1.70/1.21  % /export/starexec/sandbox/solver/bin/fo/fo1_lcnf.sh running for 50s
% 1.70/1.21  % Terminating...
% 1.70/1.28  % Runner terminated.
% 1.70/1.29  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------